public MainWindow()
 {
     InitializeComponent();
     m1          = new MyDownLoad();
     m2          = new MyDownLoad();
     show1       = new ShowData(m1);
     show2       = new ShowData(m2);
     dustbin1    = new dustbin(m1);
     dustbin2    = new dustbin(m2);
     readhistory = new Readhistory();
     updateshow  = new Thread(new ThreadStart(updatedata));
     updateshow.Start();
 }
 public MainWindow()
 {
     InitializeComponent();
     m1= new MyDownLoad();
     m2 = new MyDownLoad();
     show1 = new ShowData(m1);
     show2 = new ShowData(m2);
     dustbin1=new dustbin(m1);
     dustbin2=new dustbin(m2);
     readhistory = new Readhistory();
     updateshow = new Thread(new ThreadStart(updatedata));
     updateshow.Start();
 }