public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            IControl control = value as IControl;

            if (control != null && parameter is UnderlinedType)
            {
                UnderlinedType underlinedTypeParam = (UnderlinedType)parameter;

                UnderlinedType underlinedType = TabControlHelper.GetUnderlined(control);
                if (underlinedType == underlinedTypeParam)
                {
                    return(true);
                }
            }

            return(false);
        }