C#—驱动打印机条码打印

//打印
        private void buttonX3_Click(object sender, EventArgs e)
        {
            IList<CV_MM_LOTSORDER> LOTSORDERlist = new List<CV_MM_LOTSORDER>();
            CV_MM_LOTSORDER_QueryParam Param = new CV_MM_LOTSORDER_QueryParam();

            List<string> Print = new List<string>();
            for (int i = 0; i < dataGridView1.Rows.Count; i++)
            {
                //将选中的第一行
                if (Convert.ToBoolean(dataGridView1.Rows[i].Cells[0].Value) == true)
                {
                    Printlist ordL = new Printlist();
                    Param.OrderID = dataGridView1.Rows[i].Cells[1].Value.ToString();
                    Param.PlanStartDate= Convert.ToDateTime(dataGridView1.Rows[i].Cells[5].Value.ToString());
                    Param.IsPrinted = false;
                    LOTSORDERlist = cV_MM_LOTSORDERBO.GetPrintByLots(Param);
                    if (LOTSORDERlist.Count > 0)
                    {
                        for (int t = 0; t < LOTSORDERlist.Count; t++)
                        {
                            Print.Add(LOTSORDERlist[t].LotID);
                        }
                    }

                }
            }

            if (Print.Count <= 0)
            {
                SSMessageBox.ShowWarning("请选择打印的工单!");
                return;
            }

            int q = 1;
            //调用批量打印方法。
            PrintList(Print, q);
        }

        /// <summary>
        /// 批量打印
        /// </summary>
        /// <param name="barCodes">条码列表</param>
        /// <param name="printNum">打几份</param>
        /// <returns></returns>
        public static bool PrintList(List<string> barCodes, int? printNum)
        {
            string strDocName;
            ApplicationClass lab = new ApplicationClass();
            try
            {
                //默认打印一份
                int _printNum = 1;
                //获取模板地址。
                strDocName = System.Windows.Forms.Application.StartupPath + @"\template\TT.lab";
                //strDocName = strDocName.Substring(0, strDocName.Length - 10) + @"\template\DTTT.lab";
                if (!File.Exists(@strDocName))
                {
                    //SSMessageBox.ShowError(strDocName + " 模板不存在");
                    return false;
                }


                if (printNum.HasValue)
                {
                    _printNum = printNum.Value;
                }

                //codesoft模板
                lab.Documents.Open(@strDocName, true);
                Document doc = lab.ActiveDocument;
                //获取所有打印机名称
                Strings vars = lab.PrinterSystem().Printers(enumKindOfPrinters.lppxAllPrinters);
                PrintDocument prtdoc = new PrintDocument();
                //获取默认打印机名
                string strDefaultPrinter = prtdoc.PrinterSettings.PrinterName;
                for (int i = 0; i < vars.Count; i++)
                {
                    string[] arrString = vars.Item(i).Split(',');
                    if (arrString[0] == strDefaultPrinter)
                    {
                        doc.Printer.SwitchTo(strDefaultPrinter, arrString[1], true);
                        break;
                    }
                }

                ////参数传值
                //doc.Variables.FormVariables.Item("varBarcode").Value = barCodeText;
                //doc.PrintLabel(_printNum, 1, 1, 1, 1, "");

                //参数传值
                foreach (string barCode in barCodes)
                {
                    //BasicCode是变量，需要打印的码。
                    doc.Variables.Item("BasicCode").Value = barCode;
                    doc.PrintLabel(_printNum, 1, 1, 1, 1, "");
                }
                doc.FormFeed();

            }
            catch (Exception ex)
            {
                //SSMessageBox.ShowError(ex.Message);
                return false;
            }
            finally
            {
                lab.Quit();
            }
            return true;
        }