public ChartWindow(CandleSeries candleSeries, DateTime from, DateTime to)
{
InitializeComponent();
if (candleSeries == null)
throw new ArgumentNullException(nameof(candleSeries));
_candleSeries = candleSeries;
_trader = MainWindow.Instance.Trader;
Chart.ChartTheme = "ExpressionDark";
var area = new ChartArea();
Chart.Areas.Add(area);
_candleElem = new ChartCandleElement
{
Antialiasing = false,
UpFillColor = Colors.White,
UpBorderColor = Colors.Black,
DownFillColor = Colors.Black,
DownBorderColor = Colors.Black,
};
area.Elements.Add(_candleElem);
_trader.NewCandles += ProcessNewCandles;
_trader.SubscribeCandles(_candleSeries, from, to);
}
private void ConnectClick(object sender, RoutedEventArgs e)
{
if (!_isConnected)
{
if (Token.Password.IsEmpty())
{
MessageBox.Show(this, LocalizedStrings.Str3836);
return;
}
if (Trader == null)
{
// create connector
Trader = new OandaTrader();
Trader.Restored += () => this.GuiAsync(() =>
{
// update gui labes
ChangeConnectStatus(true);
MessageBox.Show(this, LocalizedStrings.Str2958);
});
// subscribe on connection successfully event
Trader.Connected += () =>
{
// set flag (connection is established)
_isConnected = true;
// update gui labes
this.GuiAsync(() => ChangeConnectStatus(true));
};
Trader.Disconnected += () => this.GuiAsync(() => ChangeConnectStatus(false));
// subscribe on connection error event
Trader.ConnectionError += error => this.GuiAsync(() =>
{
// update gui labes
ChangeConnectStatus(false);
MessageBox.Show(this, error.ToString(), LocalizedStrings.Str2959);
});
// subscribe on error event
Trader.Error += error =>
this.GuiAsync(() => MessageBox.Show(this, error.ToString(), LocalizedStrings.Str2955));
// subscribe on error of market data subscription event
Trader.MarketDataSubscriptionFailed += (security, type, error) =>
this.GuiAsync(() => MessageBox.Show(this, error.ToString(), LocalizedStrings.Str2956Params.Put(type, security)));
Trader.NewSecurities += securities => _securitiesWindow.SecurityPicker.Securities.AddRange(securities);
Trader.NewMyTrades += trades => _myTradesWindow.TradeGrid.Trades.AddRange(trades);
Trader.NewTrades += trades => _tradesWindow.TradeGrid.Trades.AddRange(trades);
Trader.NewOrders += orders => _ordersWindow.OrderGrid.Orders.AddRange(orders);
Trader.NewStopOrders += orders => _stopOrdersWindow.OrderGrid.Orders.AddRange(orders);
Trader.NewPortfolios += portfolios =>
{
// subscribe on portfolio updates
portfolios.ForEach(Trader.RegisterPortfolio);
_portfoliosWindow.PortfolioGrid.Portfolios.AddRange(portfolios);
};
Trader.NewPositions += positions => _portfoliosWindow.PortfolioGrid.Positions.AddRange(positions);
// subscribe on error of order registration event
Trader.OrdersRegisterFailed += OrdersFailed;
// subscribe on error of order cancelling event
Trader.OrdersCancelFailed += OrdersFailed;
// subscribe on error of stop-order registration event
Trader.StopOrdersRegisterFailed += OrdersFailed;
// subscribe on error of stop-order cancelling event
Trader.StopOrdersCancelFailed += OrdersFailed;
// set market data provider
_securitiesWindow.SecurityPicker.MarketDataProvider = Trader;
ShowSecurities.IsEnabled = ShowTrades.IsEnabled =
ShowMyTrades.IsEnabled = ShowOrders.IsEnabled =
ShowPortfolios.IsEnabled = ShowStopOrders.IsEnabled = true;
}
Trader.Token = Token.Password.To<SecureString>();
Trader.Server = IsDemo.IsChecked == true ? OandaServers.Practice : OandaServers.Real;
// clear password box for security reason
//Token.Clear();
Trader.Connect();
}
else
{
Trader.Disconnect();
}
}