/// <summary>
        /// 绑定快捷键树的方法
        /// </summary>
        /// <param name="nodes">节点集合</param>
        /// <returns>返回节点集合</returns>
        private List<PublicDepartNodes> Bind(List<PublicDepartNodes> nodes)
        {
            //最顶级的父节点ID,是父节点的CID
            //这块需要注意,如果你需要最顶级父节点那么这块的g就是最顶级父节点的PId,现在需求不需要,所以g就是最顶级父节点的CID
            string g = "00000000-0000-0000-0000-000000000000";
            Guid guid = new Guid(g);
            List<PublicDepartNodes> outputList = new List<PublicDepartNodes>();
            for (int i = 0; i <
                nodes.Count; i++)
            {
                if (nodes[i].PId == guid)
                {
                    outputList.Add(nodes[i]);
                }
                else
                {
                    FindDownward(nodes, nodes[i].PId).Nodes.Add(nodes[i]);
                }
            }
            return outputList;
        }

        /// <summary>
        /// 更具父节点向下寻找子节点
        /// </summary>
        /// <param name="nodes">节点集合</param>
        /// <param name="id">父节点id</param>
        /// <returns>返回节点对象</returns>
        private PublicDepartNodes FindDownward(List<PublicDepartNodes> nodes, Guid id)
        {
            if (nodes == null)
            {
                return null;
            }
            for (int i = 0; i < nodes.Count; i++)
            {
                if (nodes[i].Id == id)
                {
                    return nodes[i];
                }
                else
                {
                    PublicDepartNodes node = FindDownward(nodes[i].Nodes, id);
                    if (node != null)
                    {
                        return node;
                    }
                }
            }