//funkcja do zmiany wyświetlanego zdjęcia
public async void ChangePhoto()
{
if (_imageList.Count == 0)
{
_loaded = await LoadImagesAsync();
}
if (_counter >= _imageList.Count)
{
_counter = 0;
}
SimpleImageInfo image = _imageList[_counter];
Photo = await GetImage(image.Source);
Info = image.Info;
}
//wybór obrazka
private void FileListItemsControl_ItemClick(object sender, ItemClickEventArgs e)
{
SimpleImageInfo selectedItem = (SimpleImageInfo)e.ClickedItem;
this.Frame.Navigate(typeof(MainPage), selectedItem);
}