public void RemovePurchasedItem(clsPurchasedItem purchaseditem) { if (purchaseditem != null) { this._lstPurchasedItems.Remove(purchaseditem.BarCode); } }
public void AddPurchasedItem(clsPurchasedItem purchaseditem) { if (purchaseditem != null) { this._lstPurchasedItems.Add(purchaseditem.BarCode, purchaseditem); } }