为DataGridView添加行号
在DataGridView的RowPostPaint事件中写入以下代码:
1
try
2
{
3
//添加行号
4 SolidBrush v_SolidBrush = new SolidBrush(dgvInfo.RowHeadersDefaultCellStyle.ForeColor);
5 int v_LineNo = 0;
6 v_LineNo = e.RowIndex + 1;
7
8 string v_Line = v_LineNo.ToString();
9
10 e.Graphics.DrawString(v_Line, e.InheritedRowStyle.Font, v_SolidBrush, e.RowBounds.Location.X, e.RowBounds.Location.Y + 5);
11
12
}
13 catch (Exception ex)
14 {
15 MessageBox.Show("添加行号时发生错误，错误信息：" + ex.Message, "操作失败");
16
17 }
try2
{
3
//添加行号 4
SolidBrush v_SolidBrush = new SolidBrush(dgvInfo.RowHeadersDefaultCellStyle.ForeColor);5
int v_LineNo = 0;6
v_LineNo = e.RowIndex + 1;7
8
string v_Line = v_LineNo.ToString();9
10
e.Graphics.DrawString(v_Line, e.InheritedRowStyle.Font, v_SolidBrush, e.RowBounds.Location.X, e.RowBounds.Location.Y + 5);11
12
}13
catch (Exception ex)14
{15
MessageBox.Show("添加行号时发生错误，错误信息：" + ex.Message, "操作失败");16
17
}