HYPDM.WinUI.Document.DocRegForm.CheckOut C# (CSharp) Method

        private void CheckOut(TreeGridView tgv, DataType.FileType fileType)
        {
            int rowIndex = tgv.CurrentCell.RowIndex;

            if (rowIndex <= 0)
            {
                MessageBox.Show("请选择文件", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
                return;
            }

            DataGridViewRow row = tgv.Rows[rowIndex];
            HYDocumentMS.IFileHelper file = new FileHelper();
            Boolean bl = file.isHasAuth(DataType.AuthParmsType.CheckOut, LoginInfo.LoginID, row.Cells["DFL_ID"].Value.ToString());
            if (bl == false)
            {
                MessageBox.Show("你没有权限检出此文件!", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
                return;
            }

            String Id = row.Cells["DFL_ID"].Value.ToString();
            DOC_FILE_LIST docFileEntity = _docFileListService.GetDocFileEntityByDCID(Id);

            // HYPDM.Entities.PDM_PHYSICAL_FILE physicalfile = _physicalService.GetPhysicalFile(Id, "");
            if (docFileEntity == null) return;
            if (docFileEntity.CHECKOUTFLG == "Y")
            {
                MessageBox.Show("当前文档已被检出，不能再次检出，请等待检出人检入！", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
                return;
            }
            DetectionForm form = new DetectionForm();
            form.DocFileEntity = docFileEntity;

            if (form.ShowDialog() == DialogResult.OK)
            {
                docFileEntity.CHECKOUTFLG = "Y";
                docFileEntity.CHECKINFLG = "N";
                docFileEntity.CHECKOUTDATE = System.DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                docFileEntity.LASTUPDATEDATE = System.DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                docFileEntity.LASTUPDATEUSER = LoginInfo.LoginID;
                docFileEntity.Save();

                try
                {
                    VersionSave("0", docFileEntity);
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message.ToString());
                }
                finally
                {
                    MessageBox.Show("文件检出成功!", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
            }
        }