private void selectCheckbox(TreePath treePath) {
    if (treePath == null) {
      return;
    }
    Object o = treePath.getLastPathComponent();
    if (o instanceof MyToggleTreeNode node) {
      if (!node.isEnabled()) return;
      node.setSelected(!node.isSelected());
      int row = myOptionsTree.getRowForPath(treePath);
      myOptionsTree.repaint(myOptionsTree.getRowBounds(row));
      //updatePreview();
      somethingChanged();
    }
  }
private void selectCheckbox(TreePath treePath)