protected static void AddEvent(UnityEvent <T> unityEvent, ref int index, UnityAction <T> unityAction)
{
if (index == -1)
{
UnityEventTools.AddPersistentListener(unityEvent, unityAction);
index = unityEvent.GetPersistentEventCount() - 1;
}
else
{
UnityEventTools.RegisterPersistentListener(unityEvent, index, unityAction);
}
}
public static void RegisterPersistentListener(this UnityEvent self, int index, UnityAction unityAction)
{
UnityEventTools.RegisterPersistentListener(self, index, unityAction);
}
public static void RegisterPersistentListener <T0, T1>(this UnityEvent <T0, T1> self, int index, UnityAction <T0, T1> unityAction)
{
UnityEventTools.RegisterPersistentListener(self, index, unityAction);
}