XListView请求网络数据

Activity实现 XListView.IXListViewListener

重写 onRefresh  ,onLoad 方法

public class MainActivity extends AppCompatActivity implements XListView.IXListViewListener {private Adater adater;private List<Goods.ResultBean.RowsBean> list = new ArrayList<>();private XListView xListView;private Handler handler;private DrawerLayout drawerLayout;private ImageView iv;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);initView();handler = new Handler();adater = new Adater();xListView.setAdapter(adater);initdata();}private void initView() {xListView = (XListView) findViewById(R.id.techan_xListView);drawerLayout = (DrawerLayout) findViewById(R.id.DrawerLayout);iv = (ImageView) findViewById(R.id.image);xListView.setPullLoadEnable(true);//接口回调一定要配, 容易忘记;xListView.setXListViewListener(this);}private void initdata() {new MyAsyncTaskString().execute("http://api.fang.anjuke.com/m/android/1.3/shouye/recInfosV3/?city_id=14&lat=40.04652&lng=116.306033&api_key=androidkey&sig=9317e9634b5fbc16078ab07abb6661c5&macid=45cd2478331b184ff0e15f29aaa89e3e&app=a-ajk&_pid=11738&o=PE-TL10-user+4.4.2+HuaweiPE-TL10+CHNC00B260+ota-rel-keys%2Crelease-keys&from=mobile&m=Android-PE-TL10&cv=9.5.1&cid=14&i=864601026706713&v=4.4.2&pm=b61&uuid=1848c59c-185d-48d9-b0e9-782016041109&_chat_id=0&qtime=20160411091603");}class Adater extends BaseAdapter {public Adater() {super();}@Overridepublic int getCount() {return list.size();}@Overridepublic Object getItem(int i) {return list.get(i);}@Overridepublic long getItemId(int i) {return i;}@Overridepublic View getView(int i, View containerView, ViewGroup viewGroup) {containerView = View.inflate(MainActivity.this, R.layout.listview, null);ImageView imageView = (ImageView) containerView.findViewById(R.id.imageView);TextView tv = (TextView) containerView.findViewById(R.id.textView);tv.setText(list.get(i).getInfo().getTags());imageView.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View view) {drawerLayout.openDrawer(iv);}});new MyAsyncTaskImage(imageView).execute(list.get(i).getInfo().getDefault_image());return containerView;}}class MyAsyncTaskString extends AsyncTask<String, Void, String> {@Overrideprotected void onPreExecute() {super.onPreExecute();}@Overrideprotected void onPostExecute(String s) {super.onPostExecute(s);Gson gson = new Gson();Goods goods = gson.fromJson(s, Goods.class);List<Goods.ResultBean.RowsBean> tempList = goods.getResult().getRows();Log.e("wzq", "onPostExecute:tempList "+tempList.size());list.addAll(tempList);Log.e("wzq", "onPostExecute:list.size() "+list.size());adater.notifyDataSetChanged();}@Overrideprotected String doInBackground(String... strings) {return new Utiles().getAsytemString(strings[0]);}@Overrideprotected void onProgressUpdate(Void... values) {super.onProgressUpdate(values);}}class MyAsyncTaskImage extends AsyncTask<String, Void, Bitmap> {private ImageView image;public MyAsyncTaskImage(ImageView image) {this.image = image;}@Overrideprotected void onPreExecute() {super.onPreExecute();}@Overrideprotected void onPostExecute(Bitmap bitmap) {super.onPostExecute(bitmap);image.setImageBitmap(bitmap);}@Overrideprotected void onProgressUpdate(Void... values) {super.onProgressUpdate(values);}@Overrideprotected Bitmap doInBackground(String... strings) {return new Utiles().getAsytemImage(strings[0]);}}// 关闭public void onLoad() {xListView.stopRefresh();xListView.stopLoadMore();xListView.setRefreshTime("刚刚");}//刷新@Overridepublic void onRefresh() {list.clear();initdata();onLoad();}//加载更多@Overridepublic void onLoadMore() {//1--保留之前集合中的数据//2 把新数据添加到list中,更新适配器;initdata();onLoad();}@Overridepublic boolean onKeyDown(int keyCode, KeyEvent event) {if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {this.finish();}return false;}}