【NGUI】Unity插件NGUI的Button按钮修改为Disabled状态

private UIButton but;
// Use this for initialization
void Start ()
{
but = GetComponent<UIButton> ();
but.state = UIButton.State.Disabled;
// 如果不取消掉碰撞器，那么鼠标滑过按钮的时候还会变成hover状态
GetComponent<BoxCollider> ().enabled = false;

}