protected void uninstallDefaults(JTree tree) { tree.setFont(null); tree.setForeground(null); tree.setBackground(null);  tree.setCellRenderer(null); }
protected void uninstallDefaults(JTree tree) { UIDefaults defaults = UIManager.getLookAndFeelDefaults(); tree.setFont(null); tree.setForeground(null); tree.setBackground(null); tree.setCellRenderer(null); }
  protected void uninstallDefaults(JTree tree)   {    tree.setFont(null);    tree.setForeground(null);    tree.setBackground(null);    tree.setCellRenderer(null);  }