public class tab1 extends Fragment{
private ViewPager vp1;
private ArrayList<ImageView> list=new ArrayList<>();
private String path="http://www.xieast.com/api/news/news.php?page=";
private int num=1;
List<Shop.DataBean> list2=new ArrayList<>();
private String url=path+num;
private Handler handler=new Handler(){
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
if (msg.what==0){
String josn = (String) msg.obj;
//Log.i("xxx",josn);
Gson gson = new Gson();
img img = gson.fromJson(josn, img.class);
List<com.example.bean.img.DataBean> data = img.getData();
for (int i = 0; i < data.size(); i++) {
String img1 = data.get(i).getImg();
ImageView imageView = new ImageView(getActivity());
DisplayImageOptions options = ImageLoaderUtils.getOptions();
ImageLoader.getInstance().displayImage(img1,imageView,options);
list.add(imageView);
//Log.i("xxx",list+"");
}
Myyadapter myyadapter = new Myyadapter(getActivity(),list);
vp1.setAdapter(myyadapter);
}else if (msg.what==1){
int i = vp1.getCurrentItem();
vp1.setCurrentItem(++i);
handler.sendEmptyMessageDelayed(1,1000);
}
}
};
private PullToRefreshListView pull;
private Myyyadapter myyyadapter;
private ShopDao shopDao;
private List<Shop.DataBean> data9;
private View view;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
if(view ==null){
view = inflater.inflate(R.layout.tab1layout, container, false);
vp1 = view.findViewById(R.id.vp1);
pull = view.findViewById(R.id.pull);
}
return view;
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
getfromlb();
getListl();
pull.setMode(PullToRefreshBase.Mode.BOTH);
pull.setOnRefreshListener(new PullToRefreshBase.OnRefreshListener2<ListView>() {
@Override
public void onPullDownToRefresh(PullToRefreshBase<ListView> refreshView) {
num=1;
getListl();
}
@Override
public void onPullUpToRefresh(PullToRefreshBase<ListView> refreshView) {
num+=1;
getListl();
}
});
myyyadapter = new Myyyadapter(getActivity(),list2);
pull.setAdapter(myyyadapter);
shopDao = new ShopDao(getActivity());
List<ShopBean> cha = shopDao.cha(url);
if (cha!=null&&cha.size()>0){
for (int i=0;i<cha.size();i++){
Shop shop = preajson(cha.get(i).getJson());
data9 = shop.getData();
list2.addAll(data9);
}
}
}
@Override
public void onResume() {
super.onResume();
vp1.setCurrentItem(list.size()*10000);
handler.sendEmptyMessageDelayed(1,1000);
}
@Override
public void onPause() {
super.onPause();
handler.removeCallbacksAndMessages(null);
}
private Shop preajson(String json){
Gson gson = new Gson();
return gson.fromJson(json, Shop.class);
}
public void getfromlb() {
new Thread(new Runnable() {
@Override
public void run() {
String path="http://www.xieast.com/api/banner.php";
try {
URL url = new URL(path);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setConnectTimeout(5000);
connection.setReadTimeout(5000);
connection.setRequestMethod("GET");
if (connection.getResponseCode()==200){
InputStream inputStream = connection.getInputStream();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
byte[] bytes = new byte[1024];
int len=0;
while ((len=inputStream.read(bytes))!=-1){
bos.write(bytes,0,len);
}
inputStream.close();
bos.close();
String json = bos.toString();
Message message = new Message();
message.what=0;
message.obj=json;
handler.sendMessage(message);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}).start();
}
public void getListl() {
HttpUtils instance = HttpUtils.getInstance();
instance.getdata(url);
instance.setjsonlisten(new HttpUtils.getjsonlisten() {
@Override
public void datajson(String json) {
shopDao.add(url,json);
Shop shop = preajson(json);
List<Shop.DataBean> data = shop.getData();
if (num==1){
list2.clear();
}
list2.addAll(data);
myyyadapter.notifyDataSetChanged();
pull.onRefreshComplete();
}
});
}
}
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转载自blog.csdn.net/qq_42821177/article/details/81275383
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