@Override
      public void valueChanged(ListSelectionEvent e) {
        final List<Locale> currentItems = myLocalesModel.getItems();
        for (Locale l : projectExistLocalesList.getSelectedValuesList()) {
          if (!restrictedLocales.contains(l) && !currentItems.contains(l)) {
            myAddLocaleFromExistButton.setEnabled(true);
            return;
          }
        }
        myAddLocaleFromExistButton.setEnabled(false);
      }
@Override
      public void valueChanged(ListSelectionEvent e)