protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (lookAndFeel != null)
                {
                    lookAndFeel.StyleChanged -= OnLookAndFeelChanged;
                }

                if (LookAndFeel != null)
                {
                    LookAndFeel.Dispose();
                }
            }

            base.Dispose(disposing);
        }