public void AddCallbackListener(string eventType, EVENT_DELEGATE listener)
{
Delegate d = null;
if (mDelegates.TryGetValue(eventType, out d))
{
mDelegates[eventType] = Delegate.Combine(d, listener);
}
else
{
mDelegates[eventType] = listener;
}
}
public bool SendCallbackEvent(string eventType)
{
Delegate d = null;
if (mDelegates.TryGetValue(eventType, out d))
{
EVENT_DELEGATE callback = d as EVENT_DELEGATE;
if (callback != null)
{
return(callback());
}
}
return(false);
}
public void RemoveCallbackListener(string eventType, EVENT_DELEGATE listener)
{
Delegate d = null;
if (mDelegates.TryGetValue(eventType, out d))
{
Delegate currentDel = Delegate.Remove(d, listener);
if (currentDel == null)
{
mDelegates.Remove(eventType);
}
else
{
mDelegates[eventType] = currentDel;
}
}
}
public bool SendCallbackEvent <T>(string eventType, T arg)
{
if (arg == null)
{
throw new ArgumentNullException("arg");
}
Delegate d = null;
if (mDelegates.TryGetValue(eventType, out d))
{
EVENT_DELEGATE <T> callback = d as EVENT_DELEGATE <T>;
if (callback != null)
{
return(callback(arg));
}
}
return(false);
}
