public YouTubeChannelList()
        {
            this.InitializeComponent();
            _navigationHelper = new NavigationHelper(this);

            YouTubeChannelModel = new YouTubeChannelViewModel();

            SizeChanged += OnSizeChanged;
        }
        public YouTubeChannelDetail()
        {
            this.InitializeComponent();
            _navigationHelper = new NavigationHelper(this);
            ytViewer.NavigationHelper = _navigationHelper;

            YouTubeChannelModel = new YouTubeChannelViewModel();

            DataContext = this;
        }
        public YouTubeChannelDetail()
        {
            this.InitializeComponent();
            _navigationHelper = new NavigationHelper(this);

            ytViewer.NavigationHelper = _navigationHelper;

            YouTubeChannelModel = new YouTubeChannelViewModel();

            DataContext = this;

            ApplicationView.GetForCurrentView().
                SetDesiredBoundsMode(ApplicationViewBoundsMode.UseVisible);
        }