WinForm给DataGridView增加序号

 

        /// <summary>
        /// 增加序号
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void uiDataGridView1_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e)
        {
            Rectangle rectangle = new Rectangle(e.RowBounds.Location.X,
            e.RowBounds.Location.Y,
            this.uiDataGridView1.RowHeadersWidth - 4,
            e.RowBounds.Height);

            TextRenderer.DrawText(e.Graphics, (e.RowIndex + 1).ToString(),
            this.uiDataGridView1.RowHeadersDefaultCellStyle.Font,
            rectangle,
            this.uiDataGridView1.RowHeadersDefaultCellStyle.ForeColor,
            TextFormatFlags.VerticalCenter | TextFormatFlags.Right);
           
        }