private void SetSelectedTab(int tag) { if (_content != null) { foreach (var item in Items.OfType <PivotItem>()) { if (item.GetHashCode() == tag) { if (!_content.Subviews.Contains(item)) { _content.Add(item); } item.Visibility = Visibility.Visible; } else { item.Visibility = Visibility.Collapsed; } } } }