private void UpdateViewFilter() {
using (FilteredView.DeferRefresh()) {
if (string.IsNullOrEmpty(FilterValue) || Mode == BuiltInGridMode.SameCar || Mode == BuiltInGridMode.Custom) {
FilteredView.Filter = null;
} else {
var filter = StringBasedFilter.Filter.Create(CarObjectTester.Instance, FilterValue);
FilteredView.Filter = o => filter.Test(((RaceGridEntry)o).Car);
}
}
}