报表显示：

Private Sub Form_Load()
           
          Dim WithEvents report As grproLibCtl.GridppReport
          
          '实例化报表
          Set report = New grproLibCtl.GridppReport
          
          '报表建立的位置
          report.LoadFromFile (App.Path & "\CheckDay.grf")
          
          '和数据库连接
          report.DetailGrid.Recordset.ConnectionString = "FileDSN=chargeroom.dsn;uid=sa;pwd=123456" '数据源
          
          '查询表
          txtsql = "select * from CheckDay_Info"
          
          '把记录查询出来，显示在报表里
          report.DetailGrid.Recordset.Querysql = txtsql
          
          '查看报表
          GRDisplayViewer1.report = report
          GRDisplayViewer1.Start
          
End Sub

打印：

report.[Print] (True)

打印预览：

report.PrintPreview (True)