新增业务单据主从表窗体 - MiniFramework蝇量框架 - Winform框架

 //查询按钮事件
        private void btnQuery_Click(object sender, EventArgs e)
        {
            try
            {
                frmWaitingEx.ShowMe(this);

                //查询条件
                var input = new QueryPO
                {
                    docNo1 = txt_DocNoFrom.EditValue.ToStringEx(),
                    docNo2 = txt_DocNoTo.EditValue.ToStringEx(),
                    docDate1 = Globals.GetMinSQLDate(txt_DocDateFrom.DateTime),
                    docDate2 = Globals.GetMinSQLDate(txt_DocDateTo.DateTime),
                    stockCode = txt_StockCode.EditValue.ToStringEx(),
                    supplierInfo = txt_SupplierInfo.Text.Trim(),
                    createUser = txt_CreatedBy.EditValue.ToStringEx()
                };

                var dt = _BLL.Query(input); 
                gcSummary.DataSource = dt;
                ucOperate.DoSetViewMode();
            }
            finally
            {
                frmWaitingEx.HideMe(this);
            }
        }

        /// <summary>
        /// 新增按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void ucOperate_OnAdd(object sender, UserControls.ButtonEventArgs e)
        {
            var source = _BLL.CreateDataBinder(null);
            source.Rows[0][tb_PO.FlagApp] = "N";//默认赋值
            source.Rows[0][tb_PO.PONO] = "*自动生成*";
            source.Rows[0][tb_PO.PODate] = DateTime.Today;
            source.Rows[0][tb_PO.CreatedBy] = Loginer.Current.UserId;
            source.Rows[0][tb_PO.CreationDate] = DateTime.Now;

            //绑定主表当前记录的数据源（所有文本输入框）
            DataBinder.BindingEditorPanel(gcDetailEditor, source);

            //绑定明细表的数据源
            this.LoadDetail("-");

            this.ShowDetailPage(true);
            _UpdateType = UpdateType.Add;
            e.IsDone = true;
        }

        /// <summary>
        /// 绑定下拉组件(LookupEdit)数据源
        /// </summary>
        /// <param name="lue"></param>
        internal static void BoundCurrency(RepositoryItemLookUpEdit lue)
        {
            lue.NullText = "";
            lue.DropDownRows = 15;
            InitializeControl(lue, new string[] { "货币类型" }, new string[] { tb_Currency.CurrencyName });
            DataBinder.BindingLookupEditDataSource(lue, DataDictCache.Cache.Currency, tb_Currency.CurrencyName, tb_Currency.Currency);
        }

private void GvDetail_CellValueChanged(object sender, DevExpress.XtraGrid.Views.Base.CellValueChangedEventArgs e)
        {
            //用户修改了单价、数量列
            if ((e.Column == colD_Price) || (e.Column == colD_Quantity))
            {
                decimal price = ConvertEx.ToDecimal(gvDetail.GetDataRow(gvDetail.FocusedRowHandle)[tb_POs.Price]);//单价
                decimal quantity = ConvertEx.ToDecimal(gvDetail.GetDataRow(gvDetail.FocusedRowHandle)[tb_POs.Quantity]);//数量
                decimal amt = Math.Round(price * quantity, 2, MidpointRounding.AwayFromZero);//金额=数量*单价

                gvDetail.SetFocusedRowCellValue(colD_Amount, amt);

                gvDetail.UpdateCurrentRow();//更新当前资料行
                gvDetail.UpdateTotalSummary();//更新合计

                //更新主表的合计金额,取明细表合计(SUM)
                decimal totalAmt = ConvertEx.ToDecimal(colD_Amount.SummaryItem.SummaryValue);
                this.SetEditorBindingValue(txtAmount, totalAmt, true);
            }
        }