private void updateUnscramblerSettings() {
    UnscrambleSupport unscrambleSupport = (UnscrambleSupport)myUnscrambleChooser.getSelectedItem();

    JComponent settingsComponent = unscrambleSupport == null ? null : unscrambleSupport.createSettingsComponent();
    mySettingsPanel.removeAll();
    if (settingsComponent != null) {
      mySettingsPanel.add(settingsComponent, BorderLayout.CENTER);
    }
    myUnscramblePanel.validate();
  }
private void updateUnscramblerSettings()