private void App_Suspending(object sender, SuspendingEventArgs e)
{
// Store Todo list to storage
// Maybe it is better not do waste time here...
//TodoViewModel.getInstance().SaveToStorage();
// Store view states
ApplicationData.Current.LocalSettings.Values["MainAdaptiveState"] = MainAdaptiveViewModel.getInstance().ToString();
}
private void SaveButton_Click(object sender, RoutedEventArgs e)
{
TodoViewModel.getInstance().UpdateTodo(MainAdaptiveViewModel.getInstance().SelectedItemIndex, (EditFrame.Content as EditPage).DisplayTodo);
if (MainAdaptiveViewModel.getInstance().ScreenWidth == ScreenWidthEnum.Narrow)
{
GoBack();
}
}
//private int selectedItemIndex = -1;
//private Todo selectedItem = null;
public MainPage()
{
InitializeComponent();
mainAdaptiveVM = new MainAdaptiveViewModel();
Application.Current.Resuming += App_Resuming;
Application.Current.Suspending += App_Suspending;
ApplicationView.GetForCurrentView().SetPreferredMinSize(new Size(360, 120));
SystemNavigationManager.GetForCurrentView().BackRequested += App_BackRequested;
// Bind view adapter
mainAdaptiveVM.PropertyChanged += MainAdaptiveVM_PropertyChanged;
}
protected override void OnNavigatedTo(NavigationEventArgs ne)
{
ListFrame.Navigate(typeof(ListPage));
(ListFrame.Content as ListPage).Loaded += (object sender, RoutedEventArgs re) => {
JsonObject parameters = JsonObject.Parse(ne.Parameter as string);
if (parameters != null)
{
if (parameters.ContainsKey("MainAdaptiveState"))
{
MainAdaptiveViewModel.getInstance().FromString(parameters["MainAdaptiveState"].GetString());
}
}
EditFrame.Navigate(typeof(EditPage), ne.Parameter);
};
}
private void MainPage_DataRequested(DataTransferManager sender, DataRequestedEventArgs args)
{
DataRequest request = args.Request;
Todo shared = TodoViewModel.getInstance().GetTodoOfIndex(MainAdaptiveViewModel.getInstance().SelectedItemIndex);
if (shared == null)
{
request.FailWithDisplayText("You have not selected any todo item");
}
else
{
request.Data.Properties.Title = "Todo: " + shared.Title;
request.Data.SetText(shared.Detail);
}
}
private void MainAdaptiveVM_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
// Bind back button
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = MainAdaptiveViewModel.getInstance().ShowBackButton
? AppViewBackButtonVisibility.Visible : AppViewBackButtonVisibility.Collapsed;
// Pass data to EditPage
if (e.PropertyName == "SelectedItemIndex")
{
EditPage editPage = EditFrame.Content as EditPage;
if (editPage != null)
{
if (MainAdaptiveViewModel.getInstance().SelectedItemIndex != -1)
{
editPage.ChangeEditingTodoData(TodoViewModel.getInstance().Todos[(sender as MainAdaptiveViewModel).SelectedItemIndex]);
}
else
{
editPage.ChangeEditingTodoData(null);
}
}
}
}
private void App_Resuming(object sender, object e)
{
// Restore view states
MainAdaptiveViewModel.getInstance().FromString(ApplicationData.Current.LocalSettings.Values["MainAdaptiveState"] as string);
}
private void ResetButton_Click(object sender, RoutedEventArgs e)
{
(EditFrame.Content as EditPage).ChangeEditingTodoData(TodoViewModel.getInstance().Todos[MainAdaptiveViewModel.getInstance().SelectedItemIndex]);
}
private void AddButton_Click(object sender, RoutedEventArgs e)
{
TodoViewModel.getInstance().AddTodo(new Todo(true));
MainAdaptiveViewModel.getInstance().SelectedItemIndex = TodoViewModel.getInstance().Todos.Count - 1;
}
private void MainPage_SizeChanged(object sender, SizeChangedEventArgs e)
{
MainAdaptiveViewModel.getInstance().ScreenWidth = e.NewSize.Width > 720 ? ScreenWidthEnum.Wide : ScreenWidthEnum.Narrow;
}
private void GoBack()
{
MainAdaptiveViewModel.getInstance().SelectedItemIndex = -1;
}
public ListPage()
{
InitializeComponent();
todoVM = TodoViewModel.getInstance();
MainAdaptiveVM = MainAdaptiveViewModel.getInstance();
}
