}//ProcessEngineEvent()
//
//
// *****************************************************************
// **** ProcessAppServiceEvent ****
// *****************************************************************
private void ProcessAppServiceEvent(AppServiceEventArg eventArg)
{
IEngineHub hub = null;
switch (eventArg.EventType)
{
case AppServiceEventType.ServiceAdded:
if (m_EngineHubSubcriptions.TryGetValue(eventArg.ServiceName, out hub) == false)
{
IService iService;
if (m_AppServices.TryGetService(eventArg.ServiceName, out iService) && (iService is ForeignService) == false)
{ // This is a new service that is NOT a foreign reflection.
if (iService is IEngineHub)
{
hub.EngineChanged += new EventHandler(this.HubEventEnqueue);
m_EngineHubSubcriptions.Add(eventArg.ServiceName, hub);
Log.NewEntry(LogLevel.Warning, "ProcessAppServiceEvent: Subscribing to engine hub {0}.", eventArg.ServiceName);
// Broadcast our service changes
List <IService> services = new List <IService>();
services.Add((IService)hub);
SendServices(-1, MessageType.ServiceAdded, services);
}
}
}
break;
case AppServiceEventType.ServiceRemoved:
if (m_EngineHubSubcriptions.TryGetValue(eventArg.ServiceName, out hub) == true)
{ // Found subscriptio entry, remove it.
hub.EngineChanged -= new EventHandler(this.HubEventEnqueue);
m_EngineHubSubcriptions.Remove(eventArg.ServiceName);
Log.NewEntry(LogLevel.Warning, "ProcessAppServiceEvent: Removing engine hub {0}.", eventArg.ServiceName);
// Broadcast our service changes
List <IService> services = new List <IService>();
services.Add((IService)hub);
SendServices(-1, MessageType.ServiceRemoved, services);
}
break;
default:
Log.NewEntry(LogLevel.Warning, "ProcessAppServiceEvent: Unhandled event {0}. Ignoring.", eventArg);
break;
}
}
//
#endregion//Private Methods
#region Foreign Event Handlers
// *****************************************************************
// **** Event Handlers ****
// *****************************************************************
//
//
//
// *****************************************************
// **** AppServices_ServiceAdded() ****
// *****************************************************
private void AppServices_ServiceAdded(object sender, EventArgs eventArgs)
{
if (eventArgs is AppServiceEventArg)
{ // A New service has appeared.
// Create an entry for it, add it to list.
AppServiceEventArg e = (AppServiceEventArg)eventArgs;
ServiceListEntry entry;
if (e.EventType == AppServiceEventType.ServiceAdded && TryCreateServiceListEntry(e.ServiceName, out entry))
{
lock (m_ServicesNew)
{
m_ServicesNew.Add(entry);
}
IsThisControlNeedsUpdating = true;
}
}
//
if (IsThisControlNeedsUpdating)
{
UpdateThisControl(this, EventArgs.Empty);
}
}// AppServices_ServiceAdded()
