private void button1_Click(object sender, EventArgs e) { DataTable dt = new DataTable(); if (comboBox1.SelectedItem != null) { dt = bllss4.getIdByPartName(comboBox1.SelectedItem.ToString()); } else { dt = bllss4.getIdByPartName(partName); } DataTable dtSource = new DataTable(); if (comboBox4.SelectedItem != null) { dtSource = bllss4.getIdByWareHouse(comboBox4.SelectedItem.ToString()); } else { dtSource = bllss4.getIdByWareHouse(source); } DataTable dtDes = new DataTable(); if (comboBox5.SelectedItem != null) { dtDes = bllss4.getIdByWareHouse(comboBox5.SelectedItem.ToString()); } else { dtDes = bllss4.getIdByWareHouse(destination); } DataTable dtTran = new DataTable(); if (comboBox2.SelectedItem != null) { dtTran = bllss4.getIdByTranSactionName(comboBox2.SelectedItem.ToString()); } else { dtTran = bllss4.getIdByTranSactionName(transactionType); } int PartID = int.Parse(dt.Rows[0][0].ToString()); int SourceID = int.Parse(dtSource.Rows[0][0].ToString()); int DesId = int.Parse(dtDes.Rows[0][0].ToString()); int TranId = int.Parse(dtTran.Rows[0][0].ToString()); int amountr = int.Parse(txtAmount.Text); if (comboBox1.Text.Trim() != "" && comboBox2.Text.Trim() != "" && comboBox4.Text.Trim() != "" && comboBox5.Text.Trim() != "" && txtAmount.Text.Trim() != "") { bool check1 = bllss4.update(PartID, amountr, orderitemid); bool check2 = bllss4.update2(SourceID, DesId, TranId, ordersid); if (check1 == true && check2 == true) { MessageBox.Show("Cap nhat thanh cong"); } else { MessageBox.Show("Cap nhat that bai"); } } else { MessageBox.Show("Bạn cần điền đủ thông tin"); } }