public OfftrackLimitsViewModel(OfftracksViewModel model)
        {
            _model = model;

            _driverLimits     = new ObservableCollection <DriverOfftrackLimit>();
            _view             = new OfftrackLimitsView();
            _view.DataContext = this;
        }
        public OfftrackLimitsViewModel(OfftracksViewModel model)
        {
            _model = model;

            _driverLimits = new ObservableCollection<DriverOfftrackLimit>();
            _view = new OfftrackLimitsView();
            _view.DataContext = this;
        }