protected override void CreateTreeNode(TreeViewNodeInfor item, string parentPath, char splitchar = '/')
        {
            TreeViewNodeInfor_ActionNode nodeInfor = item as TreeViewNodeInfor_ActionNode;
            TreeNodeBase parentNode = null;

            if (string.IsNullOrEmpty(parentPath))
            {
                parentNode = m_Root;
            }
            else
            {
                parentNode = GetGroupNodeByName(parentPath);             //获取当前节点所属于的父级分类节点
            }
            string[] segment = nodeInfor.m_Arrangement.Split(splitchar); //分割字符串判断层级目录
            if (segment.Length == 1)
            {
                //Debug.Log("CreateNode2  ....  " + segment[0]);
                TreeViewNodeInfor_ActionNode newNodeInfor = new TreeViewNodeInfor_ActionNode(segment[0], nodeInfor.m_ActionScriptType, nodeInfor.m_Attribute);
                CreateLeafNode(parentPath, newNodeInfor, parentNode, splitchar);
            }  //当前字符串层级关系确定完
            else
            {
                parentPath = CreateGroupNode(parentPath, segment[0], parentNode, splitchar);      //更新新的父节点路径
                string path = nodeInfor.m_Arrangement.Remove(0, (segment[0] + splitchar).Length); //去掉一个层级目录后的路径
                TreeViewNodeInfor_ActionNode newNodeInfor = new TreeViewNodeInfor_ActionNode(path, nodeInfor.m_ActionScriptType, nodeInfor.m_Attribute);

                CreateTreeNode(newNodeInfor, parentPath, splitchar);
            }
        }
        protected override void CreateLeafNode(string parentPath, TreeViewNodeInfor item, TreeNodeBase parentNode, char splitchar)
        {
            TreeViewNodeInfor_ActionNode nodeInfor = item as TreeViewNodeInfor_ActionNode;

            parentPath = parentPath + nodeInfor.m_Arrangement + splitchar; //当前需要创建的树节点的完整路径
            TreeNodeBase node = GetGroupNodeByName(parentPath);            //判断是否存在这个路径的节点

            if (node == null)
            {
                node = new ActionTreeNode(nodeInfor.m_Arrangement, parentNode, nodeInfor.m_Attribute, nodeInfor.m_ActionScriptType); //创建当前节点
                RecordGroupNodeInfor(parentPath, node);                                                                              //记录当前创建的节点
            }//当前子目录不存在
        }