public void Unregister()
{
// Unsubscribe the user from the conversation.
IDeltaNotifyCallback registeredUser = OperationContext.Current.GetCallbackChannel <IDeltaNotifyCallback>();
if (registratedUIs.Contains(registeredUser))
{
registratedUIs.Remove(registeredUser);
}
}
public void Register()
{
// Subscribe the user to the conversation
IDeltaNotifyCallback registeredUser = OperationContext.Current.GetCallbackChannel <IDeltaNotifyCallback>();
if (!registratedUIs.Contains(registeredUser))
{
registratedUIs.Add(registeredUser);
}
}
