private void priceTab_Enter(object sender, EventArgs e) { promoComboBox.Items.Clear(); productComboBox.Items.Clear(); promoComboBox.Items.AddRange(PromoPresenter.GetPromotions().ToArray()); productComboBox.Items.AddRange(ProductPresenter.GetProducts().ToArray()); }
private void UpdatePromoDataGridView() { promoDataGridView.DataSource = PromoPresenter.GetPromotions(); }