public void Refresh()
{
_cars = connection.GetCars();
// before FilteredCars.Clear() the SelectedCar needs to point to a valid location
// (with FilteredCars.Clear(), the referenced object will disappear, and will give error at Display Fields)
SelectedCar = null;
FilteredCars.Clear();
_cars.ForEach(x => FilteredCars.Add(x));
ClearFields();
}
public void Filter()
{
if (string.IsNullOrEmpty(FilterBrand) && string.IsNullOrEmpty(FilterModel) && string.IsNullOrEmpty(FilterLicensePlate) && string.IsNullOrEmpty(FilterOwnerFirstName))
{
Refresh();
return;
}
_cars = connection.GetCars();
// before FilteredCars.Clear() the SelectedCar needs to point to a valid location
// (with FilteredCars.Clear(), the referenced object will disappear, and will give error at Display Fields)
SelectedCar = null;
FilteredCars.Clear();
List <Car> temp = new List <Car>();
temp = FilterByBrand(_cars);
temp = FilterByModel(temp);
temp = FilterByLicensePlate(temp);
temp = FilterByOwner(temp);
temp.ForEach(x => FilteredCars.Add(x));
}