DevExpress / Grid Control - Row Separator

Row Separator with every row

gridView1 -> Appearance -> RowSeparator -> BackColor

gridView1 -> RowSeparatorHeight : 2 (example)

Row Separator with every 10th row

1. gridView1 -> OptionsView -> ShowPreview : True

2. code

private void gridView1_CustomDrawRowPreview(object sender, DevExpress.XtraGrid.Views.Base.RowObjectCustomDrawEventArgs e)

{

    int rowNumber = e.RowHandle + 1;

    if(rowNumber % 10 == 0)

    {

        e.Cache.FillRectangle(e.Cache.GetSolidBrush(Color.Black), e.Bounds);

        e.Handled = true;

    }

}

private void gridView1_MeasurePreviewHeight(object sender, RowHeightEventArgs e)

{

    int rowNumber = e.RowHandle + 1;

    if(rowNumber % 10 == 0)

    {

        e.RowHeight = 2;

    }

    else

    {

        e.RowHeight = 0;

    }

}