///** Updates all listeners
// * 1) Removes all listener items that have been marked as 'removed' when dispatching event.
// * 2) Adds all listener items that have been marked as 'added' when dispatching event.
// */
void UpdateListeners(CCEvent forEvent)
{
Debug.Assert(inDispatch > 0, "If program goes here, there should be events to dispatch.");
if (forEvent.Type == CCEventType.TOUCH)
{
UpdateListeners(CCEventListenerTouchOneByOne.LISTENER_ID);
UpdateListeners(CCEventListenerTouchAllAtOnce.LISTENER_ID);
}
else
{
UpdateListeners(CCEventDispatcher.GetListenerID(forEvent));
}
if (inDispatch > 1)
{
return;
}
Debug.Assert(inDispatch == 1, "_inDispatch should be 1 here.");
List <string> lmKeysToRemove = new List <string>();
foreach (string lv in listenerMap.Keys)
{
if (listenerMap[lv].IsEmpty)
{
lmKeysToRemove.Add(lv);
}
}
foreach (string key in lmKeysToRemove)
{
priorityDirtyFlagMap.Remove(key);
listenerMap[key] = null;
listenerMap.Remove(key);
}
if (toBeAddedListeners.Count > 0)
{
foreach (var listener in toBeAddedListeners)
{
ForceAddEventListener(listener);
}
toBeAddedListeners.Clear();
}
}
/// <summary>
/// Dispatches the event
/// Also removes all EventListeners marked for deletion from the event dispatcher list.
/// </summary>
/// <param name="eventToDispatch"></param>
public void DispatchEvent(CCEvent eventToDispatch)
{
if (!IsEnabled)
{
return;
}
UpdateDirtyFlagForSceneGraph();
inDispatch++;
if (eventToDispatch.Type == CCEventType.TOUCH)
{
DispatchTouchEvent((CCEventTouch)eventToDispatch);
inDispatch--;
return;
}
var listenerID = CCEventDispatcher.GetListenerID(eventToDispatch);
SortEventListeners(listenerID);
if (listenerMap.ContainsKey(listenerID))
{
var listeners = listenerMap [listenerID];
Func <CCEventListener, bool> onEvent = delegate(CCEventListener listener)
{
eventToDispatch.CurrentTarget = listener.SceneGraphPriority;
listener.OnEvent(eventToDispatch);
return(eventToDispatch.IsStopped);
};
DispatchEventToListeners(listeners, onEvent);
}
UpdateListeners(eventToDispatch);
inDispatch--;
}