GridControl.ShowPrintPreview Method

using DevExpress.XtraGrid;
// ... 

private void ShowGridPreview(GridControl grid) {
    // Check whether the GridControl can be previewed. 
    if (!grid.IsPrintingAvailable) {
        MessageBox.Show("The 'DevExpress.XtraPrinting' library is not found", "Error");
        return;
    }

    // Open the Preview window. 
    grid.ShowPrintPreview();
}

private void PrintGrid(GridControl grid) {
    // Check whether the GridControl can be printed. 
    if (!grid.IsPrintingAvailable) {
        MessageBox.Show("The 'DevExpress.XtraPrinting' library is not found", "Error");
        return;
    }

    // Print. 
    grid.Print();
}

Imports DevExpress.XtraGrid
' ... 

Sub ShowGridPreview(ByVal grid As GridControl)
   ' Check whether the GridControl can be previewed. 
   If Not grid.IsPrintingAvailable Then 
      MessageBox.Show("The 'DevExpress.XtraPrinting' library is not found", "Error")
      Return 
   End If 

   ' Opens the Preview window. 
   grid.ShowPrintPreview()
End Sub 

Sub PrintGrid(ByVal grid As GridControl)
   ' Check whether the GridControl can be printed. 
   If Not grid.IsPrintingAvailable Then 
      MessageBox.Show("The 'DevExpress.XtraPrinting' library is not found", "Error")
      Return 
   End If 

   ' Print. 
   grid.Print()
End Sub