多线程窗体切换

  while (true)//表示不停重复执行这个代码片段
            {
                if (form != null)
                {
                    form.ShowDialog();//当前窗口的起始点，只要reForm窗体类发生改变，就从重复执行代码段
                    form = form.reForm;
                }
            }

关键代码见红色处

  public partial class Main : newForm
    {
        System.Timers.Timer _timer10 = new System.Timers.Timer();
        System.Timers.Timer _timer30 = new System.Timers.Timer();
        Thread threadInit;
        string sError = "";
        static int index = 0;//显示页数
        byte[] pc = new byte[512];
        byte[] byteArray;//图片名字存储为数组
        int numCheck;//判断是否收到汽车图片
        public Main()
        {
            InitializeComponent();

        }

        private void btn_chaxun_Click(object sender, EventArgs e)
        {
            if (btn_chaxun.Text == "停止查询")
            {
                btn_shng.Enabled = false;
                btn_shng.BackColor = System.Drawing.Color.SlateGray;
                btn_xia.Enabled = false;
                btn_xia.BackColor = System.Drawing.Color.SlateGray;
                btn_chaxun.Text = "开始查询";
                groupBox5.Visible = false;
                groupBox4.Visible = true;
            }
            else
            {
                btn_shng.Enabled = true;
                btn_shng.BackColor = System.Drawing.Color.Blue;
                btn_xia.Enabled = true;
                btn_xia.BackColor = System.Drawing.Color.Blue;
                btn_chaxun.Text = "停止查询";
                groupBox5.Visible = true;
                groupBox4.Visible = false;
                DataTable dtSelect = HNGovernment.DAL.Main.GetMaxData(out sError);
                if (dtSelect.Rows.Count > 0)
                {
                    lab4InTime.Text = dtSelect.Rows[0]["DiscriDate"].ToString();
                    lab4InPlace.Text = DalEnum.GetAppConfig(dtSelect.Rows[0]["DoorCode"].ToString());
                    lab4ElectronCode.Text = dtSelect.Rows[0]["ElectronCode"].ToString();
                    lab4CarCode.Text = dtSelect.Rows[0]["CarCode"].ToString();
                    lab4InFlag.Text = DalEnum.GetAppConfig(dtSelect.Rows[0]["OutFlag"].ToString());
                    byte[] byteArray2 = System.Text.Encoding.Default.GetBytes(dtSelect.Rows[0]["ElectronCode"].ToString() + ".jpg");
                    int numCheck2 = CarDeviceDll.GetPic_From_Server_IDI(byteArray2, pc, 512);
                    panel5.BackgroundImage = numCheck2 == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    if (dtSelect.Rows[0]["DoorAuthority"].ToString() == "Y")
                        groupBox5.BackColor = System.Drawing.Color.Green;
                    if (dtSelect.Rows[0]["DoorAuthority"].ToString() == "N")
                        groupBox5.BackColor = System.Drawing.Color.Red;
                    if (dtSelect.Rows[0]["DoorAuthority"].ToString() == "H")
                        groupBox5.BackColor = System.Drawing.Color.Black;
                }
            }

        }

        private void btn_shng_Click(object sender, EventArgs e)
        {
            ++index;
            DataTable dt = HNGovernment.DAL.Main.GetUpperDownData(out sError, index);
            if (dt.Rows.Count > 0)
            {
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    lab4InTime.Text = dt.Rows[0]["DiscriDate"].ToString();
                    lab4InPlace.Text = DalEnum.GetAppConfig(dt.Rows[0]["DoorCode"].ToString());
                    lab4ElectronCode.Text = dt.Rows[0]["ElectronCode"].ToString();
                    lab4CarCode.Text = dt.Rows[0]["CarCode"].ToString();
                    lab4InFlag.Text = DalEnum.GetAppConfig(dt.Rows[0]["OutFlag"].ToString());
                    byte[] byteArray3 = System.Text.Encoding.Default.GetBytes(dt.Rows[0]["ElectronCode"].ToString() + ".jpg");
                    int numCheck3 = CarDeviceDll.GetPic_From_Server_IDI(byteArray3, pc, 512);
                    panel5.BackgroundImage = numCheck3 == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    if (dt.Rows[0]["DoorAuthority"].ToString() == "Y")
                        groupBox5.BackColor = System.Drawing.Color.Green;
                    if (dt.Rows[0]["DoorAuthority"].ToString() == "N")
                        groupBox5.BackColor = System.Drawing.Color.Red;
                    if (dt.Rows[0]["DoorAuthority"].ToString() == "H")
                        groupBox5.BackColor = System.Drawing.Color.Black;
                }

            }
        }

        private void btn_xia_Click(object sender, EventArgs e)
        {

            --index;
            DataTable dt = HNGovernment.DAL.Main.GetUpperDownData(out sError, index);
            if (dt.Rows.Count > 0)
            {
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    lab4InTime.Text = dt.Rows[0]["DiscriDate"].ToString();
                    lab4InPlace.Text = DalEnum.GetAppConfig(dt.Rows[0]["DoorCode"].ToString());
                    lab4ElectronCode.Text = dt.Rows[0]["ElectronCode"].ToString();
                    lab4CarCode.Text = dt.Rows[0]["CarCode"].ToString();
                    lab4InFlag.Text = DalEnum.GetAppConfig(dt.Rows[0]["OutFlag"].ToString());
                    byte[] byteArray4 = System.Text.Encoding.Default.GetBytes(dt.Rows[0]["ElectronCode"].ToString() + ".jpg");
                    int numCheck4 = CarDeviceDll.GetPic_From_Server_IDI(byteArray4, pc, 512);
                    panel5.BackgroundImage = numCheck4 == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    if (dt.Rows[0]["DoorAuthority"].ToString() == "Y")
                        groupBox5.BackColor = System.Drawing.Color.Green;
                    if (dt.Rows[0]["DoorAuthority"].ToString() == "N")
                        groupBox5.BackColor = System.Drawing.Color.Red;
                    if (dt.Rows[0]["DoorAuthority"].ToString() == "H")
                        groupBox5.BackColor = System.Drawing.Color.Black;
                }

            }
            if (!String.IsNullOrEmpty(sError))
            {
                MessageBox.Show(sError);
            }
        }
        /// <summary>
        /// 窗体加载时心跳检测方法判断连接状态，获得数据，将其取出赋值并插入到CarsInfo表里；
        /// </summary>识别时间|大门编号|车载电子卡号|车牌号|车主姓名|当前门禁权限|出入标志|数据来源|车内人数| 
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Main_Load(object sender, EventArgs e)
       {
            txtCarCode.Text = "";

            HNGovernment.Common.CarDeviceDll.Client_Data rec_Client_Data = new CarDeviceDll.Client_Data();
            string strRecv_IDI = "";
            //初始化外部dll库
            if (HNGovernment.Common.CarDeviceDll.Init_IDI(ConfigurationManager.AppSettings["ServerIP"], int.Parse(ConfigurationManager.AppSettings["Port"])) != 0)
            {
                lab_log1.Text = "连接中请稍候";
                btn_quequan.Enabled = false;
            }
            else
            {
                lab_log1.Text = "连接成功";
                btn_quequan.Enabled = true;
                btn_9t.Enabled = true;
                //开启从服务端接受数据线程，只要收到数据就插入到数据库里
                threadInit = new Thread(new ThreadStart(() =>
                {
                    while (true)
                    {
                        HNGovernment.Common.CarDeviceDll.HeartBeat_IDI();
                        if (HNGovernment.Common.CarDeviceDll.Recv_IDI(ref rec_Client_Data) == -1) continue;
                        strRecv_IDI = rec_Client_Data.szData;
                        if (!String.IsNullOrEmpty(strRecv_IDI))
                        {
                            DataTable _dt = new DataTable();
                            _dt.Columns.Add("DiscriDate");
                            _dt.Columns.Add("DoorCode");
                            _dt.Columns.Add("ElectronCode");
                            _dt.Columns.Add("CarCode");
                            _dt.Columns.Add("CarName");
                            _dt.Columns.Add("DoorAuthority");
                            _dt.Columns.Add("OutFlag");
                            _dt.Columns.Add("DataSource");
                            _dt.Columns.Add("Peoples");
                            _dt.AcceptChanges();
                            DataRow _drNew = _dt.NewRow();
                            string strDate = strRecv_IDI.Split('|').GetValue(0).ToString();
                            strDate = strDate.Substring(0, 4) + "-" + strDate.Substring(4, 2) + "-" + strDate.Substring(6, 2) + " " + strDate.Substring(8, 2) + ":" + strDate.Substring(10, 2) + ":" + strDate.Substring(12, 2);
                            _drNew["DiscriDate"] = strDate;
                            _drNew["DoorCode"] = strRecv_IDI.Split('|').GetValue(1);
                            _drNew["ElectronCode"] = strRecv_IDI.Split('|').GetValue(2);
                            _drNew["CarCode"] = strRecv_IDI.Split('|').GetValue(3);
                            _drNew["CarName"] = strRecv_IDI.Split('|').GetValue(4);
                            _drNew["DoorAuthority"] = strRecv_IDI.Split('|').GetValue(5);
                            _drNew["OutFlag"] = strRecv_IDI.Split('|').GetValue(6);
                            _drNew["DataSource"] = strRecv_IDI.Split('|').GetValue(7);
                            _drNew["Peoples"] = strRecv_IDI.Split('|').GetValue(8);
                            _dt.Rows.Add(_drNew);
                            _dt.AcceptChanges();
                            if (HNGovernment.DAL.Main.InsertCarsInfo(out sError, _dt) == false)
                                MessageBox.Show(sError);
                        }
                    }
                }));
                threadInit.IsBackground = true;
                threadInit.Start();

            }
            btnNormal_Click(null, null);
            //每隔10s界面显示车辆信息清空
            _timer10.Elapsed += new System.Timers.ElapsedEventHandler(Time10);
            _timer10.Interval = 10000;
            _timer10.Start();
            ////每隔30min门卫处登记的车牌信息清空
            _timer30.Elapsed += new System.Timers.ElapsedEventHandler(Time30);
            _timer30.Interval = 1800000;
            _timer30.Start();

        }

        /// <summary>
        /// 从CarsInfo里取表信息10s辆车信息显示清空。
        /// </summary>
        private void Time10(object sender, EventArgs e)
        {
            string DiscriDate = "";
            string carCode = "";
            this.BeginInvoke(new Action(delegate()
            {
                if (!String.IsNullOrEmpty(lab1InTime.Text))
                    DiscriDate = "'" + Convert.ToDateTime(lab1InTime.Text.ToString()).ToString("yyyy-MM-dd HH:mm:ss") + "'";
                if (!String.IsNullOrEmpty(lab2InTime.Text))
                    DiscriDate += "," + "'" + Convert.ToDateTime(lab2InTime.Text.ToString()).ToString("yyyy-MM-dd HH:mm:ss") + "'";
                if (!String.IsNullOrEmpty(lab3InTime.Text))
                    DiscriDate += "," + "'" + Convert.ToDateTime(lab3InTime.Text.ToString()).ToString("yyyy-MM-dd HH:mm:ss") + "'";
                if (!String.IsNullOrEmpty(lab5InTime.Text))
                    DiscriDate += "," + "'" + Convert.ToDateTime(lab5InTime.Text.ToString()).ToString("yyyy-MM-dd HH:mm:ss") + "'";

                if (!String.IsNullOrEmpty(lab1CarCode.Text))
                    carCode = "'" + lab1CarCode.Text.Trim() + "'";
                if (!String.IsNullOrEmpty(lab2CarCode.Text))
                    carCode += "," + "'" + lab2CarCode.Text + "'";
                if (!String.IsNullOrEmpty(lab3CarCode.Text))
                    carCode += "," + "'" + lab3CarCode.Text + "'";
                if (!String.IsNullOrEmpty(lab5CarCode.Text))
                    carCode += "," + "'" + lab5CarCode.Text.Trim() + "'";
                HNGovernment.DAL.Main.InsertCarsInfoHistory(out sError, DiscriDate, carCode);
                HNGovernment.DAL.Main.DeleteCarsInfo(out sError, DiscriDate, carCode);
                if (!String.IsNullOrEmpty(sError))
                    MessageBox.Show(sError);
            }));
            btnNormal_Click(null, null);
        }
        /// <summary>
        ///   /// 门卫登记车牌信息（30分钟内有效）
        /// </summary>
        private void Time30(object sender, EventArgs e)
        {
            this.txtCarCode.BeginInvoke(new Action(delegate()
                {
                    string carCode30 = "";
                    if (!String.IsNullOrEmpty(txtCarCode.Text.Trim()))
                    {
                        string[] carCodes = txtCarCode.Text.Trim().Split('	');
                        for (int i = 0; i < carCodes.Length; i++)
                        {
                            carCode30 += "'" + carCodes[i].ToString() + "'" + ",";
                        }
                        HNGovernment.DAL.Main.UpdateDoorData(out sError, carCode30.TrimEnd(','));
                        if (!String.IsNullOrEmpty(sError))
                            MessageBox.Show(sError);
                    }
                }));
            btnNormal_Click(null, null);
        }

        /// <summary>
        /// 再次确权
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btn_quequan_Click(object sender, EventArgs e)
        {
            if (HNGovernment.Common.CarDeviceDll.QuideInfo_Check(byte.Parse(System.Configuration.ConfigurationManager.AppSettings["QUE_QUAN"])) == -1)
                MessageBox.Show("您好，车辆感应设备可能有问题...");

        }
        /// <summary>
        /// 普通模式
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnNormal_Click(object sender, EventArgs e)
        {

            DataTable dt = HNGovernment.DAL.Main.GetNormalData(out sError);
            lab1InTime.BeginInvoke(new Action(delegate()
            {
                if (dt != null && dt.Rows.Count > 0)
                {
                    try
                    {
                        lab1InTime.Text = dt.Rows[0]["DiscriDate"].ToString();
                        lab1InPlace.Text = DalEnum.GetAppConfig(dt.Rows[0]["DoorCode"].ToString());
                        lab1ElectronCode.Text = dt.Rows[0]["ElectronCode"].ToString();
                        lab1CarCode.Text = dt.Rows[0]["CarCode"].ToString();
                        lab1InFlag.Text = DalEnum.GetAppConfig(dt.Rows[0]["OutFlag"].ToString());
                        //根据车牌电子卡号获取汽车图片
                        byteArray = System.Text.Encoding.Default.GetBytes(dt.Rows[0]["ElectronCode"].ToString() + ".jpg");
                        numCheck = CarDeviceDll.GetPic_From_Server_IDI(byteArray, pc, 512);
                        panel1.BackgroundImage = numCheck == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                        if (dt.Rows[0]["DoorAuthority"].ToString() == "Y")
                            groupBox1.BackColor = System.Drawing.Color.Green;
                        if (dt.Rows[0]["DoorAuthority"].ToString() == "N")
                            groupBox1.BackColor = System.Drawing.Color.Red;
                        if (dt.Rows[0]["DoorAuthority"].ToString() == "H")
                            groupBox1.BackColor = System.Drawing.Color.Black;
                        if (dt.Rows.Count > 1)
                        {
                            lab2InTime.Text = dt.Rows[1]["DiscriDate"].ToString();
                            lab2InPlace.Text = DalEnum.GetAppConfig(dt.Rows[1]["DoorCode"].ToString());
                            lab2ElectronCode.Text = dt.Rows[1]["ElectronCode"].ToString();
                            byteArray = System.Text.Encoding.Default.GetBytes(dt.Rows[1]["ElectronCode"].ToString() + ".jpg");
                            numCheck = CarDeviceDll.GetPic_From_Server_IDI(byteArray, pc, 512);
                            panel2.BackgroundImage = numCheck == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                            lab2CarCode.Text = dt.Rows[1]["CarCode"].ToString();
                            lab2InFlag.Text = DalEnum.GetAppConfig(dt.Rows[1]["OutFlag"].ToString());
                            if (dt.Rows[1]["DoorAuthority"].ToString() == "Y")
                                groupBox2.BackColor = System.Drawing.Color.Green;
                            if (dt.Rows[1]["DoorAuthority"].ToString() == "N")
                                groupBox2.BackColor = System.Drawing.Color.Red;
                            if (dt.Rows[1]["DoorAuthority"].ToString() == "H")
                                groupBox2.BackColor = System.Drawing.Color.Black;
                        }
                        else
                        {

                            lab2InTime.Text = "";
                            lab2InPlace.Text = "";
                            lab2ElectronCode.Text = "";
                            lab2CarCode.Text = "";
                            lab2InFlag.Text = "";
                            panel2.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                            groupBox2.BackColor = System.Drawing.Color.Blue;
                        }

                        if (dt.Rows.Count > 2)
                        {
                            lab3InTime.Text = dt.Rows[2]["DiscriDate"].ToString();
                            lab3InPlace.Text = DalEnum.GetAppConfig(dt.Rows[2]["DoorCode"].ToString());
                            lab3ElectronCode.Text = dt.Rows[2]["ElectronCode"].ToString();
                            byteArray = System.Text.Encoding.Default.GetBytes(dt.Rows[2]["ElectronCode"].ToString() + ".jpg");
                            numCheck = CarDeviceDll.GetPic_From_Server_IDI(byteArray, pc, 512);
                            panel3.BackgroundImage = numCheck == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                            lab3CarCode.Text = dt.Rows[2]["CarCode"].ToString();
                            lab3InFlag.Text = DalEnum.GetAppConfig(dt.Rows[2]["OutFlag"].ToString());
                            if (dt.Rows[2]["DoorAuthority"].ToString() == "Y")
                                groupBox3.BackColor = System.Drawing.Color.Green;
                            if (dt.Rows[2]["DoorAuthority"].ToString() == "N")
                                groupBox3.BackColor = System.Drawing.Color.Red;
                            if (dt.Rows[2]["DoorAuthority"].ToString() == "H")
                                groupBox3.BackColor = System.Drawing.Color.Black;
                        }
                        else
                        {
                            lab3InTime.Text = "";
                            lab3InPlace.Text = "";
                            lab3ElectronCode.Text = "";
                            lab3CarCode.Text = "";
                            lab3InFlag.Text = "";
                            panel3.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                            groupBox3.BackColor = System.Drawing.Color.Blue;

                        }

                        if (dt.Rows.Count > 3)
                        {
                            lab5InTime.Text = dt.Rows[3]["DiscriDate"].ToString();
                            lab5InPlace.Text = DalEnum.GetAppConfig(dt.Rows[3]["DoorCode"].ToString());
                            labl5ElectronCode.Text = dt.Rows[3]["ElectronCode"].ToString();
                            byteArray = System.Text.Encoding.Default.GetBytes(dt.Rows[3]["ElectronCode"].ToString() + ".jpg");
                            numCheck = CarDeviceDll.GetPic_From_Server_IDI(byteArray, pc, 512);
                            panel4.BackgroundImage = numCheck == 0 ? Image.FromFile(Encoding.Default.GetString(pc).TrimEnd('')) : Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                            lab5CarCode.Text = dt.Rows[3]["CarCode"].ToString();
                            lab5InFlag.Text = DalEnum.GetAppConfig(dt.Rows[3]["OutFlag"].ToString());
                            if (dt.Rows[3]["DoorAuthority"].ToString() == "Y")
                                groupBox4.BackColor = System.Drawing.Color.Green;
                            if (dt.Rows[3]["DoorAuthority"].ToString() == "N")
                                groupBox4.BackColor = System.Drawing.Color.Red;
                            if (dt.Rows[3]["DoorAuthority"].ToString() == "H")
                                groupBox4.BackColor = System.Drawing.Color.Black;
                        }
                        else
                        {
                            lab5InTime.Text = "";
                            lab5InPlace.Text = "";
                            lab5ElectronCode.Text = "";
                            lab5CarCode.Text = "";
                            lab5InFlag.Text = "";
                            panel4.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                            groupBox4.BackColor = System.Drawing.Color.Blue;
                        }
                    }
                    catch { }
                }
                else
                {
                    lab1InTime.Text = "";
                    lab1InPlace.Text = "";
                    lab1ElectronCode.Text = "";
                    lab1CarCode.Text = "";
                    lab1InFlag.Text = "";
                    panel1.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    groupBox1.BackColor = System.Drawing.Color.Blue;

                    lab2InTime.Text = "";
                    lab2InPlace.Text = "";
                    lab2ElectronCode.Text = "";
                    lab2CarCode.Text = "";
                    lab2InFlag.Text = "";
                    panel2.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    groupBox2.BackColor = System.Drawing.Color.Blue;

                    lab3InTime.Text = "";
                    lab3InPlace.Text = "";
                    lab3ElectronCode.Text = "";
                    lab3CarCode.Text = "";
                    lab3InFlag.Text = "";
                    panel3.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    groupBox3.BackColor = System.Drawing.Color.Blue;

                    lab5InTime.Text = "";
                    lab5InPlace.Text = "";
                    lab5ElectronCode.Text = "";
                    lab5CarCode.Text = "";
                    lab5InFlag.Text = "";
                    panel4.BackgroundImage = Image.FromFile(Application.StartupPath + "\NoPicture.jpg");
                    groupBox4.BackColor = System.Drawing.Color.Blue;
                }

                DataTable dt1 = HNGovernment.DAL.Main.GetCarCode(out sError);
                if (dt1 != null && dt1.Rows.Count > 0)
                {
                    foreach (DataRow _dr in dt1.Rows)
                    {

                        txtCarCode.Text += _dr["CarCode"].ToString() + "	";

                    }
                }
                else
                {
                    txtCarCode.Text = "";
                }
            }
    ));

        }
        /// <summary>
        /// 高峰模式
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnPeak(object sender, EventArgs e)
        {
            if (HNGovernment.Common.CarDeviceDll.Init_IDI(ConfigurationManager.AppSettings["ServerIP"], int.Parse(ConfigurationManager.AppSettings["Port"])) == 0)
            {
                threadInit.Abort();
            }
            timer1.Stop();
            _timer10.Stop();
            _timer30.Stop();
            reForm = new Main9();
            this.Close();
            this.Dispose();
       
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            DateTime time = DateTime.Now;
            labTime.Text = time.ToString();
            HNGovernment.Common.CarDeviceDll.HeartBeat_IDI();
            string timess = DateTime.Now.ToString("HH:mm:ss").ToString();
            if (DateTime.Now.ToString("HH:mm:ss") == "03:45:00")
            {
                string sError = "";
                bool isOk = DAL.Main.DeleteData(out sError);
                if (isOk == false) MessageBox.Show("删除一个月之前的数据有异常！");
            }

        }

        private void btnPersonFrom_Click(object sender, EventArgs e)
        {
            if (HNGovernment.Common.CarDeviceDll.Init_IDI(ConfigurationManager.AppSettings["ServerIP"], int.Parse(ConfigurationManager.AppSettings["Port"])) == 0)
            {
                threadInit.Abort();
            }
            _timer10.Stop();
            _timer30.Stop();
            timer1.Stop();
            reForm = new MainR();
            this.Close();
            this.Dispose();
        }

        private void btnExit_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

    }
}

 public class newForm : System.Windows.Forms.Form
    {
        public newForm reForm;
    }