public static XtraReport BindReport(ReportFile report)
 {
     //report.DataSource.WriteXmlSchema("rep.xml");
     XtraReport rep = new XtraReport();
     using (MemoryStream stream = new MemoryStream(report.Report))
     {
         rep.LoadLayout(stream);
         BindingSource bsData = new BindingSource();
         bsData.DataSource = report.DataSource;
         rep.DataSource = bsData;
         rep.CreateDocument();
         return rep;
     }
 }
 public static void ShowReport(ReportFile report)
 {
     var xtraRep = ReportBinder.BindReport(report);
     xtraRep.ShowPreviewDialog();
 }