public async override void ItemSelected(UICollectionView collectionView, NSIndexPath indexPath)
{
if (AllowSelection)
{
SelectedFace = Faces [indexPath.Row];
var cell = collectionView.CellForItem(indexPath);
cell.Highlighted = true;
if (ReturnSegue != null)
{
var result = await this.ShowTwoOptionAlert("Please choose", "Do you want to use this face?");
if (result)
{
PerformSegue(ReturnSegue, this);
//clean up, AFTER we've returned and any caller could get the thumbnail
cleanup();
}
}
else
{
FaceSelectionChanged?.Invoke(this, EventArgs.Empty);
}
}
}
public override void ItemDeselected(UICollectionView collectionView, NSIndexPath indexPath)
{
if (AllowSelection)
{
SelectedFace = null;
var cell = collectionView.CellForItem(indexPath);
cell.Highlighted = false;
FaceSelectionChanged?.Invoke(this, EventArgs.Empty);
}
}