private void btn_add_mbid_Click(object sender, EventArgs e) { DBOperation bf = new DBOperation(); MainBoard mb_data = new MainBoard(this.MBoard_ID, tbx_mb_num.Text, tbx_Company.Text); if (bf.Find_MainBoard_Data(mb_data) == 1) { bf.Updata_MainBoard_Data(mb_data); //textBox1.Text += "\r\n access_db have data\r\n!"; //if (bf.Updata_IcData(ic_data) == 1) // textBox1.Text += "\r\n access_db have up data ok\r\n!"; //else // textBox1.Text += "\r\n access_db updata error\r\n!"; } else { if (bf.Add_MainBoard_Data(mb_data) == 1) { MessageBox.Show("add main board id ok!"); } else { MessageBox.Show("add main board id error !"); } } }