public void Del(object sender, EventArgs e)
        {
            //Обращаемся к модели
            CovAreasModel covAreaMod = new CovAreasModel();

            covAreaMod.DelCovArea(view.idCovArea);
        }
        public void Add(object sender, EventArgs e)
        {
            //Обращаемся к модели
            CovAreasModel covAreaMod = new CovAreasModel();

            covAreaMod.NewCovArea(view.District, view.Street, view.Num_house);
        }