public static NBatchInfo CreateTmpNBatchInfo(this RadTreeNode node)
        {
            NBatchInfo info = new NBatchInfo
            {
                BatchNO = (node.Tag as NBatchInfo).BatchNO,
                Author  = AccountSetting.GetInstance().AccountName
            };

            info.FileInfos.AddRange(node.GetChildren().SelectNFileNode().Select <RadTreeNode, NFileInfo>(o => o.Tag as NFileInfo));
            return(info);
        }