上下拉刷新

public class MyFragment extends Fragment implements XRecyclerView.LoadingListener {

    private XRecyclerView xRecyclerView;
    private MyFaXianAdapter myFaXianAdapter;
    ArrayList<String> list = new ArrayList<>();
    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
              @Nullable Bundle savedInstanceState) {

       View view = inflater.inflate(R.layout.fragment,container,false);
        xRecyclerView = (XRecyclerView) view.findViewById(R.id.xrecyclerview);
        LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
        xRecyclerView.setLayoutManager(layoutManager);
        myFaXianAdapter = new MyFaXianAdapter(list);
        xRecyclerView.setAdapter(myFaXianAdapter);
        xRecyclerView.setLoadingListener(this);
        init();
        myFaXianAdapter.SetOnItemClickListener(new MyFaXianAdapter.OnItemClickListener() {
            @Override
            public void OnClick(View v, int position) {
                myFaXianAdapter.remove(position);
            }
        });
        return view;
    }
    private void init() {
        for (int i = 0;i<30;i++){
            list.add("条目"+i);
        }
    }
    @Override
    public void onRefresh() {
        list.clear();
        init();
        myFaXianAdapter.notifyDataSetChanged();
        xRecyclerView.refreshComplete();
    }
    @Override
    public void onLoadMore() {
        init();
        myFaXianAdapter.notifyDataSetChanged();
        xRecyclerView.loadMoreComplete();
    }
}