internal static void Unsubscribe(IAppMode subscriber)
{
if (modeNotificationSubscribers != null)
{
modeNotificationSubscribers.Remove(subscriber);
}
}
internal static void Subscribe(IAppMode subscriber)
{
if (modeNotificationSubscribers == null)
{
modeNotificationSubscribers = new List <IAppMode>();
}
modeNotificationSubscribers.Add(subscriber);
}