private async void FlipView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
Debug.WriteLine($"Index={ImagesViewModel.SelectedIndex}, {(sender as FlipView).SelectedIndex}");
FlipView.UpdateLayout();
if (FlipView.SelectedIndex == indexFromLastPage && readyForConnectedAnimation)
{
HandleConnectedAnimation();
}
// Increamental load when needed (e.g. last 3)
if (ImagesViewModel.SelectedIndex >= ImagesViewModel.Images.Count - 10)
{
uint newItemCount = 0;
while (ImagesViewModel.Posts != null && ImagesViewModel.Posts.HasMoreItems && newItemCount == 0)
{
var result = await ImagesViewModel.Posts.LoadMoreItemsAsync(10);
newItemCount = result.Count;
}
}
if (ImagesViewModel.SelectedImageViewModel != null)
{
var tasks = new List <Task>();
tasks.Add(ImagesViewModel.SelectedImageViewModel.UpdateIsFavorited());
tasks.Add(ImagesViewModel.SelectedImageViewModel.UpdateComments());
//await Task.WhenAll(tasks);
}
}
private void FlipView_Loaded(object sender, RoutedEventArgs e)
{
FlipView.UpdateLayout();
if (FlipView.SelectedIndex == indexFromLastPage)
{
HandleConnectedAnimation();
}
}
