public string PilihCustomer() { var result = ""; var searchForm = new SearchingForm <CustomerSearchModel>(_customerBL); var resultDialog = searchForm.ShowDialog(); if (resultDialog == DialogResult.OK) { result = searchForm.SelectedDataKey; } var supplier = _customerBL.GetData(result); if (supplier != null) { _view.CustomerName = supplier.CustomerName; _view.Alamat = supplier.Alamat1; _view.NoTelpon = supplier.NoTelp; } return(result); }