DevExpress GridControl 设置单元格 某一行的背景色

private void gridView1_RowCellStyle(object sender, DevExpress.XtraGrid.Views.Grid.RowCellStyleEventArgs e)
    {
        //第一行
        if (e.RowHandle == 0)
        {
            e.Appearance.BackColor = Color.DeepSkyBlue;
            e.Appearance.BackColor2 = Color.LightCyan;
        }
        //单元格
        if (e.RowHandle == 0 && e.Column.ColumnHandle == 0)
        {
            e.Appearance.BackColor = Color.DeepSkyBlue;
            e.Appearance.BackColor2 = Color.LightCyan;
        }
    }