public void ReceivePayment(object src, BillArgs ea) { BookKeeper sender = src as BookKeeper; Console.WriteLine("Received payment from " + sender); sender.Post(this, 10.0); }
public void ReceiveBill(object src, BillArgs ea) { BookKeeper sender = src as BookKeeper; Console.WriteLine("Paying to " + sender); sender.Post(this, ea.Cost); }
public void BeginBilling(BookKeeper bk) { bk.Post(this, 4.0); }