private void ProductArrToForm(Product curProduct)
{
ProductArr productArr = new ProductArr();
productArr.FillBuyAvailable();
productArr.Sort();
listbox_Cars.DataSource = productArr;
if (productArr != null)
{
listbox_Cars.ValueMember = "ID";
listbox_Cars.DisplayMember = "FullModel";
}
if (curProduct != null)
{
listbox_Cars.SelectedValue = curProduct.Id;
}
}