上拉刷新下拉加载代码（新）

        SmartRefreshLayout smartRefreshLayout = (SmartRefreshLayout) view.findViewById(R.id.smartrefresh);
        smartRefreshLayout.setOnRefreshListener(new OnRefreshListener() {
            @Override
            public void onRefresh(RefreshLayout refreshlayout) {
                refreshlayout.finishRefresh(2000);
            }
        });
        smartRefreshLayout.setOnLoadmoreListener(new OnLoadmoreListener() {
            @Override
            public void onLoadmore(RefreshLayout refreshlayout) {
                refreshlayout.finishLoadmore(2000);
            }
        });