SwipeRefreshLayout是Google官方的下拉刷新控件,继承ViewGroup。
使用很简单。
①在layout中添加SwipeRefreshLayout
<android.support.v4.widget.SwipeRefreshLayout
android:id="@+id/refreshLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<android.support.v7.widget.RecyclerView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/recycler_view_hot"
android:layout_centerVertical="true"
android:layout_centerHorizontal="true"/>
</android.support.v4.widget.SwipeRefreshLayout>
②得到SwipeRefreshLayout控件实例后,
@ViewInject(R.id.refreshLayout)
private SwipeRefreshLayout mRefreshLayout;
mRefreshLayout.setColorSchemeResources(android.R.color.holo_blue_light);
mRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
mRefreshLayout.setRefreshing(true);
// handler.sendEmptyMessageDelayed(0, 1000);
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
List<String> lists = new ArrayList<String>();
for (int i = 0; i <6 ; i++) {
lists.add("刷新"+i);
}
datas.addAll(0, lists);
adapter.notifyItemRangeChanged(0,5);
mRefreshLayout.setRefreshing(false);
mRecyclerView.scrollToPosition(0);
}
}, 1000);
}
});