private async void DeleteAppBarButton_Click(object sender, RoutedEventArgs e)
{
LoadingRing.Visibility = Visibility.Visible;
GridView collectionGridView = VisualTreeHelperExtensions.GetFirstDescendantOfType <GridView>(CollectionsHubSection);
foreach (CollectionView collectionView in collectionGridView.SelectedItems)
{
CollectionTile collectionTile = collectionView.Tile;
CollectionTiles.Remove(collectionTile);
CollectionViews.Remove(collectionView);
StorageFolder localFolder = Windows.Storage.ApplicationData.Current.LocalFolder;
StorageFolder collectionsFolder = (StorageFolder)await localFolder.TryGetItemAsync("Collections");
if (null != collectionsFolder)
{
StorageFolder collectionFolder = await collectionsFolder.TryGetItemAsync(collectionTile.Title) as StorageFolder;
await collectionFolder.DeleteAsync();
}
}
GridView recentlyOpenedGridView = VisualTreeHelperExtensions.GetFirstDescendantOfType <GridView>(RecentlyOpenedHubSection);
foreach (ComicTile comicTile in recentlyOpenedGridView.SelectedItems)
{
ComicTiles.Remove(comicTile);
await comicTile.Folder.DeleteAsync();
}
LoadingRing.Visibility = Visibility.Collapsed;
}
private async Task CreateCollectionTiles()
{
CollectionTiles.Clear();
StorageFolder localFolder = Windows.Storage.ApplicationData.Current.LocalFolder;
StorageFolder collectionsFolder = (StorageFolder)await localFolder.TryGetItemAsync("Collections");
if (collectionsFolder == null)
{
collectionsFolder = await localFolder.CreateFolderAsync("Collections");
}
IReadOnlyList <StorageFolder> collections = await collectionsFolder.GetFoldersAsync();
foreach (StorageFolder collection in collections)
{
List <ComicTile> tiles = new List <ComicTile>();
IReadOnlyList <StorageFolder> comics = await collection.GetFoldersAsync();
foreach (StorageFolder comic in comics)
{
IReadOnlyList <StorageFile> files = await comic.GetFilesAsync();
if (files.Count != 0)
{
foreach (StorageFile file in files)
{
if (file.FileType == ".jpg" || file.FileType == ".JPG" || file.FileType == ".png" || file.FileType == ".PNG")
{
tiles.Add(new ComicTile(comic.Name, file.Path, comic));
break;
}
}
}
}
CollectionTiles.Add(new CollectionTile(collection.Name, tiles));
}
}
