public static Task AddTileTaskAsync(this IBandTileManager manager, BandTile tile)
{
var tcs = new TaskCompletionSource <object> ();
manager.AddTileAsync(tile, tcs.AttachCompletionHandler());
return(tcs.Task);
}
public static async Task <bool> AddTileTaskAsync(this IBandTileManager manager, Activity activity, BandTile tile)
{
return((bool)await manager.AddTileAsync(activity, tile).AsTask());
}