public void close()
        {
            m_Root.close();
            m_Context.close();

            m_Root    = null;
            m_Context = null;
        }
 /// <summary>
 /// 检测是否需要重置整个树
 /// </summary>
 public virtual bool update(ITezBTContext context)
 {
     return(false);
 }
 public void setContext(ITezBTContext context)
 {
     m_Context = context;
 }