private void ReportBySaleDateSummary_Load(object sender, EventArgs e) { SaleController controller = new SaleController(); this.rpvSaleDateSummary.LocalReport.DataSources.Clear(); ReportDataSource rds = new ReportDataSource(); rds.Name = "SaleDataSet_SaleDataTable"; rds.Value = controller.SelectSummaryBySaleDate(fromSaleDate, toSaleDate); this.rpvSaleDateSummary.LocalReport.DataSources.Add(rds); ReportParameter[] param = new ReportParameter[2]; param[0] = new ReportParameter("FromSaleDate", this.fromSaleDate); param[1] = new ReportParameter("ToSaleDate", this.toSaleDate); this.rpvSaleDateSummary.LocalReport.SetParameters(param); this.rpvSaleDateSummary.ZoomMode = ZoomMode.Percent; this.rpvSaleDateSummary.RefreshReport(); }