//回收时解除消息绑定，及两者间关联
public virtual void ReturnObject(LoopScrollRect scrollRect, Transform trans)
{
var insID = scrollRect.GetInstanceID();
try
{
ScrollElementDict[insID][trans].UnRegisterEvent();
ScrollElementDict[insID][trans].Dispose();
ScrollElementDict[insID][trans] = null;
ScrollElementDict[insID].Remove(trans);
}
catch (System.Exception)
{
throw new System.Exception($"{scrollRect.name}不存在于事件列表: {trans.name}");
}
SpawnManager.Instance.DespawnObject(trans);
}
//Loop Rect创建新对象的同时，均会与新子对象建立消息侦听，避免使用SendMessage
public virtual GameObject GetObject(LoopScrollRect scrollRect)
{
var go = SpawnManager.Instance.SpwanObject(prefabName);
var insID = scrollRect.GetInstanceID();
var trans = go.transform;
go.transform.localScale = Vector3.one;
if (!ScrollElementDict.ContainsKey(insID))
{
ScrollElementDict.Add(insID, new Dictionary <Transform, BaseScrollElement>());
}
if (ScrollElementDict[insID].ContainsKey(trans))
{
ScrollElementDict[insID][trans].UnRegisterEvent();
ScrollElementDict[insID][trans].Dispose();
ScrollElementDict[insID][trans] = null;
ScrollElementDict[insID].Remove(trans);
}
ScrollElementDict[insID][trans] = ExecuteTypeScript();
ScrollElementDict[insID][trans].RegisterEvent(scrollRect, trans);
ScrollElementDict[insID][trans].Init();
return(go);
}
public override void ProvideData(LoopScrollRect sr, int idx)
{
MsgManager.Instance.Broadcast(InternalEvent.UI_SCROLL_ELEMENT, new MsgArgs(sr.GetInstanceID(), idx));
}
