public ImageLoadingGallery ()
{
Padding = new Thickness (20);
var source = new UriImageSource {
Uri = new Uri ("http://www.nasa.gov/sites/default/files/styles/1600x1200_autoletterbox/public/images/298773main_EC02-0282-3_full.jpg"),
CachingEnabled = false
};
var image = new Image {
Source = source,
WidthRequest = 200,
HeightRequest = 200,
};
var indicator = new ActivityIndicator {Color = new Color (.5),};
indicator.SetBinding (ActivityIndicator.IsRunningProperty, "IsLoading");
indicator.BindingContext = image;
var grid = new Grid();
grid.RowDefinitions.Add (new RowDefinition());
grid.RowDefinitions.Add (new RowDefinition());
grid.Children.Add (image);
grid.Children.Add (indicator);
var cancel = new Button { Text = "Cancel" };
cancel.Clicked += (s, e) => source.Cancel();
Grid.SetRow (cancel, 1);
grid.Children.Add (cancel);
Content = grid;
}
