private void dgvOrderDetail_CellEndEdit(object sender, DataGridViewCellEventArgs e) { if (e.ColumnIndex == 2) { //获取到修改的行 var row = dgvOrderDetail.Rows[e.RowIndex]; //修改菜的数量 oiBll.EditCountByOid(Convert.ToInt32(row.Cells[0].Value), Convert.ToInt32(row.Cells[2].Value)); //计算总金额 lblMoney.Text = oiBll.GetToltalMoneyByOrderId(orderId).ToString(); } }