protected JComponent createCenterPanel() {

    ItemListener itemListener = new ItemListener() {
      @Override
      public void itemStateChanged(ItemEvent e) {
        if (myCbReplaceAll != null && myAllowInitInMethod) {
          updateInitializerSelection();
        }
        if (shouldUpdateTypeSelector()) {
          updateTypeSelector();
        }
      }
    };
    ItemListener finalUpdater = new ItemListener() {
      @Override
      public void itemStateChanged(ItemEvent e) {
        updateCbFinal();
      }
    };
    final JComponent initializerPlacePanel = createInitializerPlacePanel(itemListener, finalUpdater);
    final JPanel checkboxes = appendCheckboxes(itemListener);
    JPanel panel = composeWholePanel(initializerPlacePanel, checkboxes);

    updateTypeSelector();
    updateCbFinal();
    return panel;
  }
protected JComponent createCenterPanel()