@Override
  public AnAction createCollapseAllAction(TreeExpander expander, JComponent component) {
    CollapseAllAction collapseAllToolbarAction = new CollapseAllAction(event -> expander);
    collapseAllToolbarAction.registerCustomShortcutSet(collapseAllToolbarAction.getShortcutSet(), component);
    return collapseAllToolbarAction;
  }
@Override
  public AnAction createCollapseAllAction(TreeExpander expander, JComponent component)