centerPanel.add(slider);
centerPanel.add(lSliderValue);
final UIComboBox combo = new UIComboBox(new DefaultComboBoxModel("alpha", "beta", "gamma", "delta"));
combo.setLocalComponentWidth(120);
combo.addSelectionListener(new SelectionListener<UIComboBox>() {
@Override
public void selectionChanged(final UIComboBox component, final Object newValue) {
System.out.println("New combo value: " + newValue);
}
});