private void Reload()
        {
            this._reportViewer.LocalReport.DataSources.Clear();
            Microsoft.Reporting.WinForms.ReportDataSource rdsCaiDatThongTinCongTy = new Microsoft.Reporting.WinForms.ReportDataSource();
            rdsCaiDatThongTinCongTy.Name  = "CAIDATTHONGTINCONGTY";
            rdsCaiDatThongTinCongTy.Value = BOBaoCaoLichSuBanHang.GetCaiDatThongTinCongTy();
            this._reportViewer.LocalReport.DataSources.Add(rdsCaiDatThongTinCongTy);

            Microsoft.Reporting.WinForms.ReportDataSource rdsBaoCaoLichSuBanHang = new Microsoft.Reporting.WinForms.ReportDataSource();
            rdsBaoCaoLichSuBanHang.Name  = "BAOCAOLICHSUBANHANG";
            rdsBaoCaoLichSuBanHang.Value = BOBaoCaoLichSuBanHang.GetBaoCaoLichSuBanHang(uCTileReport.GetDateFrom, uCTileReport.GetDateTo);
            this._reportViewer.LocalReport.DataSources.Add(rdsBaoCaoLichSuBanHang);


            Microsoft.Reporting.WinForms.ReportDataSource rdsDateTimeReport = new Microsoft.Reporting.WinForms.ReportDataSource();
            rdsDateTimeReport.Name = "DATETIMEREPORT";
            List <Data.DateTimeReport> lsDate = new List <Data.DateTimeReport>();

            lsDate.Add(new Data.DateTimeReport()
            {
                DateFrom = uCTileReport.GetDateFrom, DateTo = uCTileReport.GetDateTo
            });
            rdsDateTimeReport.Value = lsDate;
            this._reportViewer.LocalReport.DataSources.Add(rdsDateTimeReport);

            this._reportViewer.LocalReport.ReportEmbeddedResource = "Report.LichSuBanHang.Report.rdlc";
            _reportViewer.RefreshReport();
        }