internal void Dispatch()
{
if (!this.IsAlive)
{
Destroy();
return;
}
int index = 0;
while (index < _listenerList.Count)
{
ListenerObject listener = _listenerList[index];
if (listener.IsAlive)
{
listener.Callback(this);
index++;
}
else
{
UnregisterEventListenerObject(listener);
}
}
if (_listenerList.Count <= 0)
{
Destroy();
}
}
internal void UnregisterEventListenerObject(ListenerObject aListener)
{
if (aListener != null && _listenerList.Contains(aListener))
{
_listenerList.Remove(aListener);
}
}
internal void RegisterEventListener(object aListener, Action <EventObject> aMethod, int aPriority = 1)
{
ListenerObject listener = new ListenerObject(aListener, aMethod, aPriority);
_listenerList.Add(listener);
_listenerList = _listenerList.OrderBy(o => o.Priority).ToList <ListenerObject>();
}
internal void UnregisterEventListener(object aListener, Action <EventObject> aMethod = null)
{
int index = 0;
bool eventRemoved = false;
while (!eventRemoved)
{
if (index >= _listenerList.Count)
{
break;
}
ListenerObject listener = _listenerList[index];
if ((listener.ObjectReference.Equals(aListener) && aMethod != null && listener.Callback.Equals(aMethod)) ||
(listener.ObjectReference.Equals(aListener) && aMethod == null))
{
UnregisterEventListenerObject(listener);
eventRemoved = true;
}
else
{
if (listener.IsAlive)
{
index++;
}
else
{
UnregisterEventListenerObject(listener);
}
}
}
if (!eventRemoved)
{
string prefix = "";
if (aMethod != null)
{
prefix += "The method [" + aMethod.ToString() + "] from ";
}
Debug.LogWarning("[EventObject.cs] - UnregisterEventListener() - " + prefix + aListener.ToString() + "] doesn't seem to be registered for the event: " + _event + ".");
}
if (_listenerList.Count <= 0)
{
Destroy();
}
}