void OnUnloaded(object sender, RoutedEventArgs e) { service.Unregister(this); service = null; }
void OnLoad(object sender, RoutedEventArgs e) { PieChecked = true; service = ApplicationViewState.GetService(); service.Register(this); }
void OnUnloaded(object sender, RoutedEventArgs e) { service.Unregister(this); service = null; }
void OnLoad(object sender, RoutedEventArgs e) { PieChecked = true; service = ApplicationViewState.GetService(); service.Register(this); }