void CreateSessionPane(bool trading)
{
if (listViewQuotes.SelectedItems.Count < 1 || Component.Delivery == null || Component.DataSourceId.HasValue == false)
{
return;
}
ListViewItem item = listViewQuotes.SelectedItems[0];
LocalExpertHost host = new LocalExpertHost(item.Text, typeof(ManualTradeExpert));
Component.Platform.RegisterComponent(host);
RuntimeDataSessionInformation info = Component.Delivery.GetSymbolRuntimeSessionInformation((Symbol)item.Tag);
if (info == null)
{
SystemMonitor.OperationError("Failed to obtain symbol session, operation can not be performed.");
MessageBox.Show("Failed to obtain symbol session, operation can not be performed.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
string operationResultMessage;
ComponentId? tradeSourceId = null;
if (trading)
{
SortedDictionary<int, List<ComponentId>> compatibleExecutioners =
Component.GetCompatibleOrderExecutionSources(Component.DataSourceId.Value, info.Info.Symbol, SourceTypeEnum.Live | SourceTypeEnum.OrderExecution);
if (compatibleExecutioners.Count == 0 ||
compatibleExecutioners[GeneralHelper.EnumerableFirstThrows<int>(compatibleExecutioners.Keys)].Count == 0)
{
MessageBox.Show("Failed to find order execution source for this symbol. Trading can not be initiated.");
return;
}
tradeSourceId = compatibleExecutioners[GeneralHelper.EnumerableFirstThrows<int>(compatibleExecutioners.Keys)][0];
}
PlatformExpertSession session = host.CreateExpertSession(info.Info, Component.DataSourceId.Value,
tradeSourceId, false, out operationResultMessage);
if (session == null)
{
SystemMonitor.OperationError(operationResultMessage);
MessageBox.Show(operationResultMessage, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (host.RegisterExpertSession(session))
{
// Try to run a 1hour chart, or if not, any chart available.
bool oneHourFound = false;
foreach (TimeSpan span in session.DataProvider.AvailableDataBarProviderPeriods)
{
if (span == TimeSpan.FromHours(1))
{
session.DataProvider.ObtainDataBarProvider(TimeSpan.FromHours(1));
oneHourFound = true;
break;
}
}
if (oneHourFound == false && session.DataProvider.AvailableDataBarProviderPeriods.Length > 0)
{
session.DataProvider.ObtainDataBarProvider(session.DataProvider.AvailableDataBarProviderPeriods[0]);
}
// Allow the pending control requests to be created and performed before floating it.
this.BeginInvoke(new GeneralHelper.GenericDelegate<LocalExpertHost>(SetControlFloat), host);
}
else
{
SystemMonitor.OperationError("Failed to register session.");
MessageBox.Show("Failed to register session.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
