import android.content.Intent;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Message;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import com.bwie.bean.SuperClass;
import com.bwie.utils.NetWorkUtils;
import com.bwie.utils.URLDB;
import com.google.gson.Gson;
import com.nostra13.universalimageloader.core.ImageLoader;
import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;


public class MainActivity extends AppCompatActivity {


    private ViewPager viewPager;
    private Button bt;
    private LinearLayout layout;
    private List<SuperClass.NewslistBean> data;
    private NetWorkUtils netWorkUtils = new NetWorkUtils();//实例化工具类
    private List<ImageView>imgs = new ArrayList<ImageView>();//图片的集合
    private List<View> dots = new ArrayList<View>(); //小圆点集合
    private int i = 0;
    private int dot = 0;
    private Handler handler = new Handler(){
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);

            viewPager.setCurrentItem(i);//得到传过来的值
            dots.get(dot).setBackgroundResource(R.drawable.dots_normal);
            dots.get(i%imgs.size()).setBackgroundResource(R.drawable.dots_focus);
            dot=i%imgs.size();
        }
    };
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //异步网络请求
        new AsyncTask<String,Integer,String>(){


            @Override
            protected String doInBackground(String... params) {
                String json = netWorkUtils.getJsonHttpConnetion(接口);
                return json;
            }
            @Override
            protected void onPostExecute(String s) {
                super.onPostExecute(s);
                --------通过添加gson包进行解析------
                init();//初始化方法
            }
        }.execute();
    }
    //初始化方法
    private void init() {
        viewPager = (ViewPager) findViewById(R.id.viewPager);//获取组件
        layout = (LinearLayo