private async void Flyout_Closed(object sender, object e)
{
List <ChooseFeedItem> CurrentItem = new List <ChooseFeedItem>();
CurrentItem.Clear();
Windows.Storage.ApplicationDataContainer localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
for (int i = 0; i < ViewModel.Item.Count; i++)
{
ChooseFeedItem item = ViewModel.Item[i];
if (Choose_GridView.SelectedItems.Contains(item))
{
localSettings.Values[item.Title] = true;
CurrentItem.Add(item);
}
else
{
localSettings.Values[item.Title] = false;
}
}
if (ViewModel.ChooseSelectedItem.Count != CurrentItem.Count)
{
ViewModel.RefreshCommand.Execute();
}
ViewModel.ChooseSelectedItem = CurrentItem;
}
private void Choose_GridView_Loaded(object sender, RoutedEventArgs e)
{
Windows.Storage.ApplicationDataContainer localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
for (int i = 0; i < ViewModel.Item.Count; i++)
{
ChooseFeedItem item = ViewModel.Item[i];
if (localSettings.Values[item.Title] != null)
{
bool selected = (bool)localSettings.Values[item.Title];
if (selected)
{
Choose_GridView.SelectedItems.Add(item);
}
}
}
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
ViewModel.ChooseSelectedItem.Clear();
Windows.Storage.ApplicationDataContainer localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
for (int i = 0; i < ViewModel.Item.Count; i++)
{
ChooseFeedItem item = ViewModel.Item[i];
if (localSettings.Values[item.Title] != null)
{
bool selected = (bool)localSettings.Values[item.Title];
if (selected)
{
ViewModel.ChooseSelectedItem.Add(item);
}
}
}
if (ViewModel.ChooseSelectedItem.Count == 0)
{
var mssg = new MessageDialog("No item Selected");
await mssg.ShowAsync();
}
}
