private void Window_Load(object sender, RoutedEventArgs e)
 {
     _detailViewModel        = new DetailViewModel();
     fileTree.ItemsSource    = _detailViewModel.DetailVM;
     fileListbox.ItemsSource = _detailViewModel.DetailVM;
     Progrecess.DataContext  = _detailViewModel.Progrecess;
     _detailViewModel.Search(null);
 }
 private void Refer(object sender, RoutedEventArgs e)
 {
     _detailViewModel.Search(null);
 }