public virtual CrystalDecisions.CrystalReports.Engine.ReportDocument CreateReport()
        {
            RelatorioDeVendasTotais rpt = new RelatorioDeVendasTotais();

            rpt.Site = this.Site;
            return(rpt);
        }
        private void FormRelatorioVendasTotais_Load(object sender, EventArgs e)
        {
            VendaDAO                dao    = new VendaDAO();
            List <Venda>            list   = dao.ListAll();
            RelatorioDeVendasTotais report = new RelatorioDeVendasTotais();

            report.SetDataSource(list);
            crystalReportViewer1.ReportSource = report;
        }