protected override void OnStateChange()
{
base.OnStateChange();
if (State == State.SetDefaults)
{
Description = @"Enter the description for your new custom Strategy here.";
Name = "MySpreadTrader";
IncludeTradeHistoryInBacktest = true;
TraceOrders = false;
}
else if (State == State.DataLoaded)
{
Zweistein.FractionString f = new Zweistein.FractionString(QuantityRatio, ':');
int lots1 = (int)f.Nominator * Units;
int lots2 = (int)f.Denominator * Units;
// spreadprices = Spread(Closes[0],PriceString, lots1, strLeg2Instrument,lots2, Leg1PriceDisplayMultiplier, Leg2PriceDisplayMultiplier);
// we need this to avoid this NinjaTrader error: as we use Spread later on
//"A hosted indicator tried to load additional data. All data must first be loaded by the hosting NinjaScript in its configure state"
}
}
private void Itm1_Click(object sender, RoutedEventArgs e)
{
Zweistein.FractionString f = new Zweistein.FractionString(ptr2members.QuantityRatio, ':');
int A = (int)f.Nominator;
int B = (int)f.Denominator;
string currenttemplate = "";
try {
currenttemplate = TemplateExtensions.SpreadChartTemplate(_strategy.InstrumentOrInstrumentList, ptr2members.strLeg2Instrument,
A, B, ptr2members.Leg1PriceDisplayMultiplier, ptr2members.Leg2PriceDisplayMultiplier,
ptr2members.PriceString, _strategy.BarsPeriods[0]);
}
catch (Exception ex) {
_strategy.Print(ex.Message);
return;
}
NinjaTrader.Gui.ControlCenter cc = Zweistein.NinjaTraderExtension.ControlCenter();
NinjaTrader.Gui.Chart.BarsDialog BD = new NinjaTrader.Gui.Chart.BarsDialog();
if (BD != null)
{
MethodInfo mi4 = BD.GetType().GetMethod("SaveLastBarsPeriod", BindingFlags.Instance | BindingFlags.NonPublic);
mi4.Invoke(BD, new object[] { _strategy.BarsPeriods[0] });
//_strategy.Print("BD not null");
BD = null;
}
MethodInfo mi = cc.GetType().GetMethod("OnChart", BindingFlags.Instance | BindingFlags.NonPublic);
mi.Invoke(cc, new object[] { this, null });
NinjaTrader.Core.Globals.RandomDispatcher.InvokeAsync(() =>
{
NinjaTrader.Gui.Chart.BarsDialog bdlg = null;
for (int i = 0; i < 5; i++)
{
System.Threading.Thread.Sleep(500);
bdlg = Zweistein.NinjaTraderExtension.BarsDialog();
if (bdlg != null)
{
MethodInfo mi3 = bdlg.GetType().GetMethod("SaveLastBarsPeriod", BindingFlags.Instance | BindingFlags.NonPublic);
mi3.Invoke(bdlg, new object[] { _strategy.BarsPeriods[0] });
break;
}
}
if (bdlg != null)
{
bdlg.Dispatcher.Invoke(new Action(() =>
{
MethodInfo mi2 = bdlg.GetType().GetMethod("AddDataSeries", BindingFlags.Instance | BindingFlags.NonPublic);
mi2.Invoke(bdlg, new object[] { _strategy.Instruments[0] });
FieldInfo fi2 = bdlg.GetType().GetField("propertyGrid", BindingFlags.Instance | BindingFlags.NonPublic);
PropertyGrid pg = fi2.GetValue(bdlg) as PropertyGrid;
mi2.Invoke(bdlg, new object[] { _strategy.Instruments[1] });
FieldInfo fi3 = bdlg.GetType().GetField("cbxTemplates", BindingFlags.Instance | BindingFlags.NonPublic);
ComboBox cbxTemplates = fi3.GetValue(bdlg) as ComboBox;
int selectedindex = -1;
int i = -1;
foreach (object o in cbxTemplates.ItemsSource)
{
i++;
NinjaTrader.Gui.Chart.ChartTemplateWrapper w = o as NinjaTrader.Gui.Chart.ChartTemplateWrapper;
if (w == null)
{
continue;
}
if (w.DisplayName == currenttemplate)
{
selectedindex = i; break;
}
}
if (selectedindex >= 0)
{
cbxTemplates.Dispatcher.Invoke(() => {
cbxTemplates.SelectedIndex = selectedindex;
});
}
//private readonly BarsProperties preSelected;
//internal PropertyGrid propertyGrid;
FieldInfo fi = bdlg.GetType().GetField("btnOk", BindingFlags.Instance | BindingFlags.NonPublic);
Button b = fi.GetValue(bdlg) as Button;
MethodInfo mi3 = bdlg.GetType().GetMethod("OnOk", BindingFlags.Instance | BindingFlags.NonPublic);
if (b != null)
{
bdlg.Dispatcher.InvokeAsync(() =>
{
mi3.Invoke(bdlg, new object[] { b, null });
});
}
}
));
}
});
}