public MainWindow()
        {
            InitializeComponent();
            address     = infile.ReadValue("CONFIG", "ADDRESS");
            addressSave = infile.ReadValue("CONFIG", "ADDRESSSave");
            string     a          = "020569780311932141656018027901188600178574445818676009179083681404611325017558988810910223024416059959220427736603679376380069730519525691492099";
            var        qrUrl      = ConfigurationManager.AppSettings["QRURL"];
            string     res        = RestClient.HttpPost(qrUrl, a);
            TicketInfo ticketInfo = JsonConvert.DeserializeObject <TicketInfo>(res);
            TicketGet  ticketGet  = new TicketGet();

            ticketGet.trainDate   = ticketInfo.ticket.trainDate;
            ticketGet.trainCodeAt = ticketInfo.ticket.trainCodeAt;
            ticketGet.coachNo     = ticketInfo.ticket.coachNo;
            ticketGet.seatNo      = ticketInfo.ticket.seatNo;
            ticketGet.seatType    = ticketInfo.ticket.seatType;
            DataTable aa = SQLhelp.GetInfo(ticketGet);
            List <DJ60_change_seat_log> listdj = TableToList.ToDataList <DJ60_change_seat_log>(aa);

            dayinxieru(listdj);
            streamToPrint = new FileStream(@address, FileMode.OpenOrCreate, FileAccess.ReadWrite,
                                           FileShare.None);
            // 创建一个PrintDialog的实例。
            PrintDialog PrintDialog1 = new PrintDialog();

            // 把PrintDialog的Document属性设为上面配置好的PrintDocument的实例
            streamToPrint.Close();
            PrintDocument p = new PrintDocument();
            //隐藏 对话框
            PrintController printController = new StandardPrintController();

            p.PrintController = printController;
            //创建打印画布
            p.PrintPage += new PrintPageEventHandler(docToPrint_PrintPage);
            p.Print();
        }
        public void theoutTicket(object source, System.Timers.ElapsedEventArgs e)
        {
            tTicket.Stop();
            tTicket.Close();
            try
            {
                int flag = Dll_Camera.StartDevice();//启动设备(1设备启动成功)
                if (flag != 1)
                {
                    tTicket.Start();
                    return;
                }
                Dll_Camera.SetBeep(true);           //蜂鸣开启
                int flagg = Dll_Camera.GetDevice(); //查找设备(1设备查找成功)
                if (flagg != 1)
                {
                    Dll_Camera.ReleaseLostDevice();
                    tTicket.Start();
                    return;
                }
                //设置qr
                Dll_Camera.setQRable(true);  //QR引擎开启
                Dll_Camera.SetBeepTime(100); //蜂鸣时间
                Dll_Camera.SetDecodeTime(200);
                int           Length  = 1024;
                StringBuilder tempStr = new StringBuilder(Length);
                Dll_Camera.setQRable(false);//为防止重复信息误读 关闭解码
                Dll_Camera.GetDecodeString(tempStr, out Length);
                var result = "";
                if (Length > 0)
                {
                    result = tempStr.ToString();
                    var        qrUrl      = ConfigurationManager.AppSettings["QRURL"];
                    string     res        = RestClient.HttpPost(qrUrl, result);
                    TicketInfo ticketInfo = JsonConvert.DeserializeObject <TicketInfo>(res);
                    if (ticketInfo.status == 1)
                    {
                        TicketGet ticketGet = new TicketGet();
                        ticketGet.trainDate   = ticketInfo.ticket.trainDate;
                        ticketGet.trainCodeAt = ticketInfo.ticket.trainCodeAt;
                        ticketGet.coachNo     = ticketInfo.ticket.coachNo;
                        ticketGet.seatNo      = ticketInfo.ticket.seatNo;
                        ticketGet.seatType    = ticketInfo.ticket.seatType;
                        DataTable aa = SQLhelp.GetInfo(ticketGet);
                        List <DJ60_change_seat_log> listdj = TableToList.ToDataList <DJ60_change_seat_log>(aa);
                        dayinxieru(listdj);
                        streamToPrint = new FileStream(@address, FileMode.OpenOrCreate, FileAccess.ReadWrite,
                                                       FileShare.None);
                        // 创建一个PrintDialog的实例。
                        PrintDialog PrintDialog1 = new PrintDialog();
                        // 把PrintDialog的Document属性设为上面配置好的PrintDocument的实例
                        streamToPrint.Close();
                        PrintDocument p = new PrintDocument();
                        //隐藏 对话框
                        PrintController printController = new StandardPrintController();
                        p.PrintController = printController;
                        //创建打印画布
                        p.PrintPage += new PrintPageEventHandler(docToPrint_PrintPage);
                        p.Print();


                        //DoPrint(ticketInfo.ticket);
                    }
                    else
                    {//根据二维码信息获取旅客信息失败
                        return;
                    }

                    this.Dispatcher.Invoke(new Action(() =>
                    {
                        //dayinxieru(result);
                        //streamToPrint = new FileStream(@address, FileMode.OpenOrCreate, FileAccess.ReadWrite,
                        //    FileShare.None);
                        //// 创建一个PrintDialog的实例。
                        //PrintDialog PrintDialog1 = new PrintDialog();
                        //// 把PrintDialog的Document属性设为上面配置好的PrintDocument的实例
                        //streamToPrint.Close();
                        //PrintDocument p = new PrintDocument();
                        ////隐藏 对话框
                        //PrintController printController = new StandardPrintController();
                        //p.PrintController = printController;
                        ////创建打印画布
                        //p.PrintPage += new PrintPageEventHandler(docToPrint_PrintPage);
                        //p.Print();

                        frameMain.NavigationService.GoBack();
                        this.back.Visibility  = Visibility.Hidden;
                        this.topTitle.Content = "席位置换自助终端";
                    }));
                }
                else
                {
                    tTicket.Start();
                    return;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }
        }