@Override
public void actionPerformed(ActionEvent arg0) {
state.putValue(computedQuestion.getIdent().getName(), control.getValue());
setChanged();
notifyObservers();
}
@Override
public void focusLost(FocusEvent arg0) {
state.putValue(computedQuestion.getIdent().getName(), control.getValue());
setChanged();
notifyObservers();
}