protected void configureTree(@NotNull Tree tree) {
    tree.getSelectionModel().setSelectionMode(TreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION);
    tree.setToggleClickCount(-1);
    tree.setCellRenderer(new HierarchyNodeRenderer());
    TreeUIHelper.getInstance().installTreeSpeedSearch(tree);
    TreeUtil.installActions(tree);
    myAutoScrollToSourceHandler.install(tree);
  }
protected void configureTree(@NotNull Tree tree)