RefreshContentWrapper.java 文件源码

protected View findScrollableViewByEvent(View content, MotionEvent event, View orgScrollableView) {
    if (content instanceof ViewGroup && event != null) {
        ViewGroup viewGroup = (ViewGroup) content;
        final int childCount = viewGroup.getChildCount();
        PointF point = new PointF();
        for (int i = childCount; i > 0; i--) {
            View child = viewGroup.getChildAt(i - 1);
            if (isTransformedTouchPointInView(viewGroup, child, event.getX(), event.getY(), point)) {
                if (!(child instanceof ViewPager) && isScrollableView(child)) {
                    return child;
                } else {
                    event = MotionEvent.obtain(event);
                    event.offsetLocation(point.x, point.y);
                    return findScrollableViewByEvent(child, event, orgScrollableView);
                }
            }
        }
    }
    return orgScrollableView;
}