禁止滑动的viewpager(去除切换动画)

public class NoScrollViewPager extends ViewPager {
    // 是否禁止 viewpager 左右滑动
    private boolean noScroll = true;

    public NoScrollViewPager(Context context) {
        super(context);
        setScroller();
    }

    public NoScrollViewPager(Context context, AttributeSet attrs) {
        super(context, attrs);
        setScroller();
    }

    //去除切换动画
    private void setScroller() {
        try {
            Field scroller = ViewPager.class.getDeclaredField("mScroller");
            scroller.setAccessible(true);
            scroller.set(this, new Scroller(getContext(), new DecelerateInterpolator()) {
                @Override
                public void startScroll(int startX, int startY, int dx, int dy, int duration) {
                    // 去掉滑动时间，实现无动画切换
                    super.startScroll(startX, startY, dx, dy, 0);
                }
            });
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    @Override
    public boolean onTouchEvent(MotionEvent arg0) {
        if (noScroll){
            return false;
        }else{
            return super.onTouchEvent(arg0);
        }
    }

    @Override
    public boolean onInterceptTouchEvent(MotionEvent arg0) {
        if (noScroll){
            return false;
        }else{
            return super.onInterceptTouchEvent(arg0);
        }
    }

}