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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() { HashMapmap = 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
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