public MainPageViewModel(INavigationService navigationService, IEventAggregator ea, ILoadAllData dataConnection)
            : base(navigationService)
        {
            Title = "Klas applicatie";
            this.dataConnection = dataConnection;

            ImageHomeClicked = new DelegateCommand(() =>
            {
                NavigationService.NavigateAsync("LogInPage");
            });

            ImageSchoolClicked = new DelegateCommand(() =>
            {
                NavigationService.NavigateAsync("FotosKleutersPage");
            });

            //Gemaakt door Daan Vandebosch
            try
            {
                Prefab();
            }
            catch (Exception ex)
            {
                string x = ex.Message;
            }



            Task <List <Kleuter> > kl = dataConnection.LoadKleuters();
        }
 public async override void OnNavigatedTo(NavigationParameters parameters)
 {
     Kleuters = await dataConnection.LoadKleuters();
 }