private void RaiseSecuritiesChanged(Security[] securities)
{
SecuritiesChanged.SafeInvoke(securities);
var evt = SecurityChanged;
if (evt == null)
{
return;
}
foreach (var security in securities)
{
evt(security);
}
}
private void AddSuffix(Security security)
{
lock (_trie)
{
AddSuffix(security.Id, security);
AddSuffix(security.Code, security);
AddSuffix(security.Name, security);
AddSuffix(security.ShortName, security);
}
if (ExcludeFilter != null && ExcludeFilter(security))
{
ExcludedCount++;
}
SecuritiesChanged.SafeInvoke(NotifyCollectionChangedAction.Add, security);
}
private void AddSuffix(Security security)
{
lock (_trie)
{
AddSuffix(security.Id, security);
AddSuffix(security.Code, security);
AddSuffix(security.Name, security);
AddSuffix(security.ShortName, security);
AddSuffix(security.ExternalId.Bloomberg, security);
AddSuffix(security.ExternalId.Cusip, security);
AddSuffix(security.ExternalId.Isin, security);
AddSuffix(security.ExternalId.Ric, security);
AddSuffix(security.ExternalId.Sedol, security);
}
if (ExcludeFilter != null && ExcludeFilter(security))
{
ExcludedCount++;
}
SecuritiesChanged.SafeInvoke(NotifyCollectionChangedAction.Add, security);
}
/// <summary>
/// Создать <see cref="FilterableSecurityProvider"/>.
/// </summary>
/// <param name="securities">Инструменты.</param>
/// <param name="excludeFilter">Фильтр для исключения инструментов.</param>
public FilterableSecurityProvider(ISecurityList securities, Func <Security, bool> excludeFilter = null)
{
if (securities == null)
{
throw new ArgumentNullException("securities");
}
Securities = securities;
ExcludeFilter = excludeFilter;
Securities.Added += AddSuffix;
Securities.Inserted += (i, s) => AddSuffix(s);
Securities.Removed += s =>
{
lock (_trie)
_trie.Remove(s);
if (ExcludeFilter != null && ExcludeFilter(s))
{
ExcludedCount--;
}
SecuritiesChanged.SafeInvoke(NotifyCollectionChangedAction.Remove, s);
};
Securities.Cleared += () =>
{
lock (_trie)
_trie.Clear();
ExcludedCount = 0;
SecuritiesChanged.SafeInvoke(NotifyCollectionChangedAction.Reset, null);
};
Securities.ForEach(AddSuffix);
}
private void RealTraderOnSecuritiesChanged(IEnumerable <Security> securities)
{
SecuritiesChanged.SafeInvoke(this, new SecuritiesEventArgs(securities));
}
private void SecuritiesChangedHandler(IEnumerable <Security> securities)
{
AddGuiAction(() => SecuritiesChanged.SafeInvoke(securities));
}
/// <summary>
/// To call the event <see cref="Connector.SecuritiesChanged"/>.
/// </summary>
/// <param name="securities">Instruments that should be passed to the event.</param>
private void RaiseSecuritiesChanged(IEnumerable <Security> securities)
{
SecuritiesChanged.SafeInvoke(securities);
}
