void InitItem()
{
List <ItemData> dataList = ItemDataManager.Instance.dataList;
for (int i = 0; i < dataList.Count; i++)
{
GameObject objBag = Instantiate(BagGrid);
//objBag.SetActive(true);
objBag.transform.parent = trContent;
ItemBag item = objBag.GetComponent <ItemBag>();
item.SetID(dataList[i].ID);
if (i == 0)
{
SetItemBag(item);
}
}
}