C# datagridview最左行显示序号

RowPostPaint事件

        private void datagridview1_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e)         {             try             {                 SolidBrush b = new SolidBrush(datagridview.RowHeadersDefaultCellStyle.ForeColor);                 e.Graphics.DrawString((e.RowIndex + 1).ToString(System.Globalization.CultureInfo.CurrentUICulture), datagridview.DefaultCellStyle.Font, b, e.RowBounds.Location.X + 20, e.RowBounds.Location.Y + 4);             }             catch (Exception ex)             {                 MessageBox.Show(ex.Message);             }         } 

文章来源: C# datagridview最左行显示序号