/// <summary>
/// 创建Item
/// </summary>
/// <returns></returns>
private UserItem CreateItem()
{
UserItem item = GameObject.Instantiate <UserItem>(itemTemplete);
item.transform.SetParent(itemTemplete.transform.parent);
item.gameObject.SetActive(true);
item.transform.localScale = Vector3.one;
item.transform.localPosition = Vector3.zero;
toggleGroup.Add(item.GetComponent <Toggle>());
return(item);
}