public void CommandPatternDemo()
{
Broker broker = new Broker();
Stock stock = new Stock();
BuyStock buyStock = new BuyStock(stock);
SellStock sellStock = new SellStock(stock);
broker.TakeOrder(buyStock);
broker.TakeOrder(sellStock);
broker.ReplaceOrders();
}
private void btCommandPattern_Click(object sender, EventArgs e)
{
Stock abcStock = new Stock();
BuyStock buyStockOrder = new BuyStock(abcStock);
SellStock sellStockOrder = new SellStock(abcStock);
Broker broker = new Broker();
broker.takeOrder(buyStockOrder);
broker.takeOrder(sellStockOrder);
tbOutWindow.Text = broker.placeOrders();
}