private void Form1_Load(object sender, EventArgs e)
        {
            XtraReport report = new XtraReport2();

            documentViewer1.DocumentSource = report;
            report.CreateDocument();
        }
        private void simpleButton1_Click(object sender, EventArgs e)
        {
            XtraReport2 report = new XtraReport2();

            report.CreateDocument(false);
            new ReportPrintTool(report).ShowPreviewDialog();
        }