RecyclerViewUtils.java 文件源码

public static void runLayoutAnimation(final RecyclerView recyclerView, @AnimRes int res) {
    final Context context = recyclerView.getContext();
    final LayoutAnimationController controller = AnimationUtils.loadLayoutAnimation(context, res);

    recyclerView.setLayoutAnimation(controller);
    recyclerView.getAdapter().notifyDataSetChanged();
    recyclerView.scheduleLayoutAnimation();
}