private void unselect()
{
if (currentSelectedItem != null)
{
currentSelectedItem.MarkUnselected();
currentSelectedItem = null;
}
}
private void select(LoopingSelectorItemBase selectedItem)
{
this.currentSelectedItem = selectedItem;
selectedItem.MarkSelected();
}
private async Task <bool> scrollIntoView(LoopingSelectorItemBase item, bool useAnimation = false)
{
double offset = dataSource.IndexOf(item);
return(await scrollTo(offset *itemHeight, useAnimation));
}