public BindingList <ClientModel> ClientList() { BindingList <ClientModel> listaClienti = new BindingList <ClientModel>(); DataTable dt = new DataTable(); DATotCeFolosescLaInvoice da = new DATotCeFolosescLaInvoice(); dt = da.getClients(); for (int i = 0; i < dt.Rows.Count; i++) { ClientModel client = new ClientModel(); client.ClientId = Convert.ToInt32(dt.Rows[i]["ClientId"].ToString()); client.ClientName = dt.Rows[i]["ClientName"].ToString(); client.ClientSurname = dt.Rows[i]["ClientSurname"].ToString(); client.CodeClient = dt.Rows[i]["ClientCode"].ToString(); client.Fullname = dt.Rows[i]["FullName"].ToString(); listaClienti.Add(client); } return(listaClienti); }