async void OnItemSelected(object sender, EventArgs args)
 {
     DummyArchive selected = (DummyArchive)EmployeeView.SelectedItem;
     var          nextPage = new ArchivePage(selected);
     await Navigation.PushAsync(nextPage);
 }
 async void OnButtonClicked(object sender, EventArgs args)
 {
     var nextPage = new ArchivePage(new DummyArchive("New Archive", "C:/New Archive", new[] { "Empty File" }));
     await Navigation.PushAsync(nextPage);
 }