Стоп-заявки

private void NewStopOrderClick(object sender, RoutedEventArgs e)
{
    var newOrder = new OrderConditionalWindow
    {
        Order = new Order
        {
            Security = SecurityPicker.SelectedSecurity,
            Type = OrderTypes.Conditional,
        },
        SecurityProvider = MainWindow.Instance.Trader,
        MarketDataProvider = MainWindow.Instance.Trader,
        Portfolios = new PortfolioDataSource(MainWindow.Instance.Trader),
        Adapter = MainWindow.Instance.Trader.TransactionAdapter
    };

    if (newOrder.ShowModal(this))
        MainWindow.Instance.Trader.RegisterOrder(newOrder.Order);
}