@Override
      public void setSelectedItem(Object item) {
        if (getShowAll().equals(item)) {
          ApplicationManager.getApplication().invokeLater(onShowAllSelected);
        }
        else if (!PySdkListCellRenderer.SEPARATOR.equals(item)) {
          super.setSelectedItem(item);
        }
      }
@Override
      public void setSelectedItem(Object item)