Winform中DataGridView基本操作

Winform中DataGridView获取选中行数据 

//获取选中行索引
int index = dvData.CurrentCell.RowIndex;
//获取选中行数据
object objName = dvData.Rows[index].Cells["ClientName"].Value;
string clientName = objName != null ? objName.ToString() : "";
           

Winform中DataGridView显示行号

//显示行号
        private void dvData_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e)
        {
            using (SolidBrush b = new SolidBrush(this.dvData.RowHeadersDefaultCellStyle.ForeColor))
            {
                e.Graphics.DrawString(Convert.ToString(e.RowIndex + 1, CultureInfo.CurrentUICulture),
                e.InheritedRowStyle.Font, b, e.RowBounds.Location.X + 20, e.RowBounds.Location.Y + 4);
            }
        }
           

  dvData.Columns[0].HeaderCell.Value = "节点名称";