public void AddListener(EventImplPriority priority, System.Action action)
{
if (Listeners == null)
{
Listeners = new List <KeyValuePair <EventImplPriority, System.Action> >();
}
InternalAddListener(ref Listeners, priority, action);
}
protected static void InternalAddListener <T>(ref List <KeyValuePair <EventImplPriority, T> > list, EventImplPriority priority, T action)
{
int l = 0, r = list.Count - 1;
while (l <= r)
{
int i = l + r >> 1;
var listener = list[i];
if (listener.Key < priority)
{
l = i + 1;
}
else if (listener.Key > priority)
{
r = i - 1;
}
else
{
break;
}
}
list.Insert(l, new KeyValuePair <EventImplPriority, T>(priority, action));
}
protected static void publicAddListener <T>(ref List <KeyValuePair <EventImplPriority, T> > list, EventImplPriority priority, T action)
{
int lastIndex = list.Count - 1;
int index = 0;
while (index < lastIndex)
{
int tmpIndex = index + lastIndex >> 1;
var listener = list[tmpIndex];
if (listener.Key < priority)
{
index = tmpIndex + 1;
}
else if (listener.Key > priority)
{
lastIndex = tmpIndex - 1;
}
else
{
break;
}
}
list.Insert(index, new KeyValuePair <EventImplPriority, T>(priority, action));
}