protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
var tag = e.Parameter as string;
await _vm.LoadMoviesAsync(tag);
// Only worry about the connection animation when navigating back to this page.
if (e.NavigationMode == NavigationMode.Back)
{
MovieGridView.Loaded += async(obj, args) =>
{
var transitions = MovieGridView.ItemContainerTransitions.ToList();
MovieGridView.ItemContainerTransitions.Clear();
var animation = ConnectedAnimationService.GetForCurrentView().GetAnimation("fromDetailPoster");
if (animation != null)
{
var item = MovieGridView.Items[persistedItemIndex];
MovieGridView.ScrollIntoView(item);
// Small delay to give the view time to scroll into position before animating.
await Task.Delay(100);
await MovieGridView.TryStartConnectedAnimationAsync(animation, item, "PosterImage");
}
transitions.ForEach(t => MovieGridView.ItemContainerTransitions.Add(t));
};
}
}
private void DataSourceBand()
{
var movieService = new MovieService();
MovieGridView.DataSource = movieService.GetMovies();
MovieGridView.DataKeyNames = new string[] { "Id" };
MovieGridView.DataBind();
}
protected void UnauditedMovie()
{
var movieService = new MovieService();
MovieGridView.DataSource = movieService.UnauditedMovie();
MovieGridView.DataKeyNames = new string[] { "Id" };
MovieGridView.DataBind();
}
protected void QueryMovie_Click(object sender, EventArgs e)
{
if (EmptyCheck())
{
string movieName = MovieNameText.Text;
var movieService = new MovieService();
MovieGridView.DataSource = movieService.ShowMovie(movieName);
MovieGridView.DataKeyNames = new string[] { "Id" };
MovieGridView.DataBind();
}
}
private async void MovieGridView_ItemClick(object sender, ItemClickEventArgs e)
{
var movie = e.ClickedItem as Movie;
if (movie == null)
{
return;
}
persistedItemIndex = MovieGridView.Items.IndexOf(e.ClickedItem);
var movieDetail = await _vm.GetMovieDetails(movie.Id);
// Prepare connected animation to tie both poster images together.
MovieGridView.PrepareConnectedAnimation("poster", movie, "PosterImage");
// Finally navigate to detail page and suppress default navigation transitions.
Frame.Navigate(typeof(MovieDetailPage), movieDetail, new SuppressNavigationTransitionInfo());
}
