FairyGUI.ScrollPane.PosChanged C# (CSharp) Method

        private void PosChanged(bool ani)
        {
            if (_aniFlag == 0)
                _aniFlag = ani ? 1 : -1;
            else if (_aniFlag == 1 && !ani)
                _aniFlag = -1;

            _needRefresh = true;

            UpdateContext.OnBegin -= _refreshDelegate;
            UpdateContext.OnBegin += _refreshDelegate;

            //如果在甩手指滚动过程中用代码重新设置滚动位置，要停止滚动
            if (_tweening == 2) //kill throw tween only
                KillTween();
        }