protected void CarProducer_SelectedIndexChanged(object sender, EventArgs e)
{
this.CarModel.DataSource = Producer.GetProducers().Where(p => p.Name == this.CarProducer.SelectedValue).FirstOrDefault().Models;
this.CarModel.DataBind();
}
public IQueryable <string> GetProducers()
{
return(Producer.GetProducers().Select(x => x.Name).AsQueryable());
}
