/// <summary>
/// Adds the listener with editor.
/// </summary>
/// <param name="myEvent">My event.</param>
/// <param name="action">Action.</param>
public static void AddListenerWithEditor(this UnityEvent myEvent, UnityAction action)
{
#if UNITY_EDITOR
myEvent.RemoveEmptyPersistentListeners();
#endif
/*
* for (int i = 0; i < myEvent.GetPersistentEventCount (); i++) {
* if(myEvent.GetPersistentTarget (i) == null)
* {
* myEvent.RemoveAllListeners ();
* break;
* }
* }*/
if (myEvent.GetPersistentEventCount() == 0)
{
#if UNITY_EDITOR
UnityEditor.Events.UnityEventTools.AddPersistentListener(myEvent, action);
#else
myEvent.AddListener(action);
#endif
return;
}
for (int i = 0; i < myEvent.GetPersistentEventCount(); i++)
{
string _storedMethodName = myEvent.GetPersistentMethodName(i);
Object _storedTargetObj = myEvent.GetPersistentTarget(i);
string _storedTypeName = _storedTargetObj.GetType().Name;
if (_storedTargetObj == (Object)action.Target &&
_storedMethodName == action.Method.Name &&
_storedTypeName == action.Method.DeclaringType.Name)
{
//Debug.LogFormat ("{0}.{1}.{2} has exsit in {3} !", _storedTargetObj.name, _storedTypeName, _storedMethodName, myEvent.ToString());
//Debug.Log ("Skip add listener");
return;
}
}
#if UNITY_EDITOR
UnityEditor.Events.UnityEventTools.AddPersistentListener(myEvent, action);
#else
myEvent.AddListener(action);
#endif
}