public PageListeMails()
 {
     InitializeComponent();
     worker.DoWork             += worker_DoWork;
     worker.RunWorkerCompleted += worker_RunWorkerCompleted;
     listViewEmail.ItemsSource  = NavigateReceptionMail.GetNavigationData(this.NavigationService);
 }
 private void worker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
 {
     label_status.Content      = "";
     listViewEmail.ItemsSource = listViewEmail.ItemsSource = NavigateReceptionMail.GetNavigationData(this.NavigationService);
 }