public SostavShablon() { cbLavozim = new ComboBox(); List <Lavozim> Llist = ReadXml.SelectLavozim(null, null); cbLavozim.DisplayMemberPath = "Nom"; cbLavozim.ItemsSource = Llist.OrderBy(x => x.tarif_raziryad).Select(x => x).ToList <Lavozim>(); Koef = 1.ToString(); Son = 1.ToString(); OV = "168"; Id = "0"; }