public void ListenerWithMessageInheritance()
{
MessageListener listener = new MessageListener();
bool removed = false;
Action <ListenerWrapper> remove = (m) =>
{
removed = true;
};
ListenerWrapper wrapper = new ListenerWrapper(listener, remove, true, true);
Assert.That(wrapper, Is.Not.Null);
Assert.That(wrapper.Count, Is.EqualTo(1));
Assert.That(removed, Is.False);
Assert.That(wrapper.TryDispatch <Message>(new Message()), Is.True);
Assert.That(wrapper.TryDispatch <Message>(new InheritedMessage()), Is.True);
Assert.That(wrapper.TryDispatch <InheritedMessage>(new InheritedMessage()), Is.True);
Assert.That(wrapper.TryDispatch <DifferentMessage>(new DifferentMessage()), Is.False);
Assert.That(wrapper.ListenerInstance, Is.EqualTo(listener));
}
private bool TryGetListenerWrapperByListener(object listener, out ListenerWrapper listenerWrapper)
{
lock (syncLock)
listenerWrapper = listeners.SingleOrDefault(x => x.ListenerInstance == listener);
return(listenerWrapper != null);
}
public void AddListener(object listener, bool holdStrongReference, bool supportMessageInheritance)
{
lock (syncLock)
{
if (ContainsListener(listener))
{
return;
}
var listenerWrapper = new ListenerWrapper(listener, RemoveListenerWrapper, holdStrongReference, supportMessageInheritance);
if (listenerWrapper.Count == 0)
{
throw new ArgumentException("IListener<T> is not implemented", "listener");
}
listeners.Add(listenerWrapper);
}
}
private void RemoveListenerWrapper(ListenerWrapper listenerWrapper)
{
lock (syncLock)
listeners.Remove(listenerWrapper);
}