@Override
  protected void initTree() {
    myTree.getSelectionModel().addTreeSelectionListener(new TreeSelectionListener() {
      @Override
      public void valueChanged(TreeSelectionEvent e) {
        final TreePath path = e.getOldLeadSelectionPath();
        if (path != null) {
          final MyNode node = (MyNode)path.getLastPathComponent();
          final NamedConfigurable namedConfigurable = node.getConfigurable();
          if (namedConfigurable instanceof ScopeConfigurable) {
            ((ScopeConfigurable)namedConfigurable).cancelCurrentProgress();
          }
        }
      }
    });
    super.initTree();
    myTree.setShowsRootHandles(false);
    TreeSpeedSearch.installOn(myTree, true, treePath -> ((MyNode)treePath.getLastPathComponent()).getDisplayName());

    myTree.getEmptyText().setText(IdeBundle.message("scopes.no.scoped"));
  }
@Override
  protected void initTree()