private void ProcessEvents(object sender, DoWorkEventArgs e)
{
RemoveItems = new List <IEventListener>();
while (!_BackgroundWorker.CancellationPending)
{
IAction action = Actions.Take();
switch (action.GetActionType())
{
case ActionType.OfferEvent:
OfferEventAction offerEventAction = (OfferEventAction)action;
ProcessOfferEventAction(offerEventAction);
break;
case ActionType.AddListener:
AddListenerAction addListenerAction = (AddListenerAction)action;
ProcessAddListenerAction(addListenerAction);
break;
case ActionType.RemoveListener:
RemoveListenerAction removeListenerAction = (RemoveListenerAction)action;
ProcessRemoveListenerAction(removeListenerAction);
break;
}
}
e.Cancel = true;
}
private void ProcessRemoveListenerAction(RemoveListenerAction removeListenerAction)
{
if (removeListenerAction != null)
{
IEventListener eventListener = removeListenerAction.GetEventListener();
if (eventListener != null)
{
List <WeakReference <IEventListener> > weakReferences;
foreach (EventType eventType in eventListener.GetNotifyTypes())
{
if (EventTypesToListeners.TryGetValue(eventType, out weakReferences))
{
foreach (WeakReference <IEventListener> weakReference in weakReferences)
{
IEventListener _eventListener;
if (weakReference.TryGetTarget(out _eventListener))
{
if (_eventListener.Equals(eventListener))
{
weakReferences.Remove(weakReference);
}
}
}
}
}
}
}
}
