#region 单据审批信息

        /// <summary>
        /// 审批标识,Y=已审批完成,N/null=审批中
        /// </summary>
        public System.String FlagApp { get; set; }

        /// <summary>
        /// 审批用户id
        /// </summary>
        public System.String AppUser { get; set; }

        /// <summary>
        /// 审批时间
        /// </summary>
        public System.DateTime? AppDate { get; set; }

        /// <summary>
        /// 审批人姓名
        /// </summary>
        public string AppUserName { get; set; }

        /// <summary>
        /// 最后一次审批意见
        /// </summary>
        public string AppComment { get; set; }

        /// <summary>
        /// 最后一次审批状态
        /// </summary>
        public string AppStatus { get; set; }

        /// <summary>
        /// 工作流key
        /// </summary>
        public string AppWorkflowKey { get; set; }

        #endregion

        public override IButtonInfo[] GetBusinessButtons()
        {
            //增加【流程审批】按钮
            if (this.ButtonAuthorized(ButtonAuthority.APPROVAL))
            {
                var button = this.ToolbarRegister.CreateButton(ButtonNameList.btnApproval,
                    "流程审批", ToolBarGroup.审核功能, Globals.LoadBitmap("24_Approval.ico"), new Size(57, 28), true, true, this.DoApproval);
                return new IButtonInfo[] { button };
            }
            else
            {
                return new IButtonInfo[] { };
            }
        }

        public override void DoApproval(IButtonInfo button)
        {
            AssertFocusedRow();

            try
            {
                CCursor.ShowWaitCursor();

                var row = (res_SO)_SummaryView.GetFocusedRow();
                var flowDataKey = row.AppWorkflowKey;

                //单据没有审批记录，取配置表的流程图key
                if (row.AppWorkflowKey.IsEmpty())
                    flowDataKey = new bll_Workflow().GetDocFlowKey("SO");
                else
                    flowDataKey = row.AppWorkflowKey;

                if (flowDataKey.IsEmpty()) throw new CustomException("没有配置流程图！");

                //初始化流程引擎数据提供者
                BusinessDataProvider.Provider = new BusinessDataProvider_SO();
                BusinessDataProvider.Provider.ApprovalForm.OnApprovalFinish += ApprovalForm_OnApprovalFinish;
                BusinessDataProvider.Provider.ApprovalForm.OnApprovalOperation += ApprovalForm_OnApprovalOperation;
                BusinessDataProvider.Provider.ApprovalForm.ShowForm(row.SONO, flowDataKey, this);

            }
            finally
            {
                CCursor.ShowDefaultCursor();
            }
        }

        public bool UpdateBusinessDocApproval(CSFrameworkV6.Models.WorkflowModels.WorkflowApprovalData data, bool isFinish)
        {
            var obj = _Database.GetQueryable<tb_SO>().Where(w => w.SONO == data.BusinessKey).FirstOrDefault();
            if (obj != null)
            {
                obj.FlagApp = isFinish ? "Y" : "N";
                obj.AppUser = _Loginer.Account;
                obj.AppUserName = _Loginer.AccountName;
                obj.AppDate = DateTime.Now;
                obj.AppComment = data.ApprovalComments;
                obj.AppStatus = data.ApprovalStatus;
                obj.AppWorkflowKey = data.FlowDataKey;//工作流key
                return _Database.Update(obj) == 1;
            }
            else
            {
                return false;
            }
        }