问如何对所选数据禁用datagridview中的按钮列

EN

    private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
    {
        if (e.ColumnIndex == dataGridView1.Columns["RESER"].Index)
        {
            SelectedITEMID = Convert.ToInt32(dataGridView1.Rows[e.RowIndex].Cells["ColumnITEMID"].Value.ToString());
            string ITEMNAME = dataGridView1.Rows[e.RowIndex].Cells["ColumnITEMNAME"].Value.ToString();
            string SERIALNO = dataGridView1.Rows[e.RowIndex].Cells["ColumnSERIALNO"].Value.ToString();

            frmSetup_RFIDItem_Update frmSRI_Update = new frmSetup_RFIDItem_Update();
            frmSRI_Update.setSelectedInfo1(SelectedITEMID, ITEMNAME, SERIALNO);
            frmSRI_Update.ShowDialog();
            frmSRI_Update.Dispose();

            getRegisteredRFIDItemList();
        }
    }