public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
// If you have defined a view, add it here:
// window.AddSubview (navigationController.View);
TableViewDataSource tvdc = new TableViewDataSource();
this.tvc.TableView.DataSource = tvdc;
this.searchBar.Delegate = new SearchDelegate(tvc, tvdc);
window.AddSubview(this.tvc.View);
window.MakeKeyAndVisible ();
return true;
}