MVVM Light & Xamarin.Forms: Locator

Locator.cs

public class Locator {
    public const string HomePage = "HomePage";
    public const string SecondPage = "SecondPage";
    
    static Locator() {
        ServiceLocator.SetLocatorProvider(() => SimpleIoc.Default);
        var navigation = new NavigationService();
        navigation.Configure(Locator.HomePage, typeof(HomePage));
        navigation.Configure(Locator.SecondPage, typeof(SecondPage));
        SimpleIoc.Default.Register<HomePageViewModel>();
        SimpleIoc.Default.Register<SecondPageViewModel>();
        SimpleIoc.Default.Register(() => navigation);
    }
    public NavigationService NavigationService {
        get {
            return ServiceLocator.Current.GetInstance<NavigationService>();
        }
    }
    public HomePageViewModel HomePageViewModel {
        get {
            return ServiceLocator.Current.GetInstance<HomePageViewModel>();
        }
    }
    public SecondPageViewModel SecondPageViewModel {
        get {
            return ServiceLocator.Current.GetInstance<SecondPageViewModel>();
        }
    }
}