public ItemDetailPage() { this.InitializeComponent(); TweetList.ItemsSource = _tweets; //'The Name TweetList Does not exist in the Current Context' } private ObservableCollection<Tweet> _tweets = new ObservableCollection<Tweet>(); /// <summary> /// Populates the page with content passed during navigation. Any saved state is also /// provided when recreating a page from a prior session. /// </summary> /// <param name="navigationParameter">The parameter value passed to /// <see cref="Frame.Navigate(Type, Object)"/> when this page was initially requested. /// </param> /// <param name="pageState">A dictionary of state preserved by this page during an earlier /// session. This will be null the first time a page is visited.</param> protected override void LoadState(Object navigationParameter, Dictionary<String, Object> pageState) { // Allow saved page state to override the initial item to display if (pageState != null && pageState.ContainsKey("SelectedItem")) { navigationParameter = pageState["SelectedItem"]; } // TODO: Create an appropriate data model for your problem domain to replace the sample data var item = SampleDataSource.GetItem((String)navigationParameter); this.DefaultViewModel["Group"] = item.Group; this.DefaultViewModel["Items"] = item.Group.Items; this.flipView.SelectedItem = item; } /// <summary> /// Preserves state associated with this page in case the application is suspended or the /// page is discarded from the navigation cache. Values must conform to the serialization /// requirements of <see cref="SuspensionManager.SessionState"/>. /// </summary> /// <param name="pageState">An empty dictionary to be populated with serializable state.</param> protected override void SaveState(Dictionary<String, Object> pageState) { var selectedItem = (SampleDataItem)this.flipView.SelectedItem; pageState["SelectedItem"] = selectedItem.UniqueId; }
var
This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)