private void ButtonCreate_Click(object sender, EventArgs e)
{
CarDetails carDetails = new CarDetails();
carDetails.ShowDialog();
UpdateCars();
UpdateListView();
}
private void Edit_Click(object sender, EventArgs e)
{
ListView.SelectedIndexCollection indices = ListViewCar.SelectedIndices;
CarModel car = cars[indices[0]];
CarDetails carDetails = new CarDetails(car);
carDetails.ShowDialog();
UpdateCars();
UpdateListView();
}