Android实现购物车整体页面逻辑详解-创新互联

本文为大家讲解了Android实现购物车的整体页面逻辑，供大家参考，具体内容如下

MainActivity.java

public class MainActivity extends AppCompatActivity implements View.OnClickListener{

  String url = "http://www.zhaoapi.cn/product/getCarts";
  private ExpandableListView el_cart;
  private CheckBox cb_cart_all_select;
  private TextView tv_cart_total_price;
  private Button btn_cart_pay;
  MyAdapter adapter;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    initView();
    initData();
  }

  private void initData() {

    HashMap map = new HashMap<>();
    map.put("uid","71");
    OkhtttpUtils.getInstance().doPost(url, map, new OkhtttpUtils.OkCallback() {
      @Override
      public void onFailure(Exception e) {

      }

      @Override
      public void onResponse(String json) {

        CartInfo cartInfo = new Gson().fromJson(json, CartInfo.class);
        if ("0".equals(cartInfo.getCode())){
          List data = cartInfo.getData();
          adapter = new MyAdapter(data);
          el_cart.setAdapter(adapter);

          //展开二级列表
          for(int x=0; x            

            文章名称：Android实现购物车整体页面逻辑详解-创新互联            

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