public Category(int id) { InitializeComponent(); this.CarModel = new CarModel(); DataSet dillers = CarModel.GetAllByDillerId(id); foreach (DataRow model in dillers.Tables[0].Rows) { Card Card = new Card(); Card.AddName((string)model["name"]); Card.AddPrice(Convert.ToString(model["price"])); Card.AddImage((string)model["image"]); Card.AddBtn(Convert.ToInt32(model["Id"])); Card.MakeCard(Root); } }