private void installPropertySelectionListener() {
    myNameBox.addItemListener(new ItemListener() {
      @Override
      public void itemStateChanged(ItemEvent e) {
        if (e.getStateChange() != ItemEvent.SELECTED) return;
        String key = (String)e.getItem();
        String value = myAvailableProperties.get(key);
        if (value != null) myValueField.setText(value);
      }
    });
  }
private void installPropertySelectionListener()