/// <summary>
/// Invoked immediately before the Page is loaded and is the current
/// source of a parent Frame.
/// </summary>
/// <param name="e">
/// Event data that can be examined by overriding code. The event data is representative
/// of the navigation that will load the current Page unless canceled. The
/// navigation can potentially be canceled by setting Cancel, but it is recommended
/// to cancel earlier before the page is actually created. Use with care!
/// </param>
/// <returns></returns>
protected virtual IObservable<Unit> OnNavigatingToAsync(NavigatingInfo e)
{
return completed;
}
internal IObservable<Unit> OnNavigatingToInternalAsync(ReactiveShell shell, NavigatingInfo e)
{
return OnNavigatingToAsync(e);
}