protected virtual void OnPriceChanged() { PriceChangedEventArgs args = new PriceChangedEventArgs(2, 4); if (PriceChangedEvent !=null) { PriceChangedEvent(this, args); } }
public void PriceChangedEventSubscriber(object sender, PriceChangedEventArgs args) { Console.WriteLine("Old price was :" + args.LastPrice + " New price is: " + args.NewPrice); }