gridView1.IndicatorWidth=30; //设置行号宽度
//对gridView1的CustomDrawRowIndicator事件进行操作 进行行号显示
private static void GridView1_CustomDrawRowIndicator(object sender, RowIndicatorCustomDrawEventArgs e)
{
if (e.Info.IsRowIndicator && e.RowHandle >= 0)
{
e.Info.DisplayText = (e.RowHandle + 1).ToString();
}
}