Question

关于android的购物车功能是怎么实现的

Answer 1

主要代码如下： 是主要代码，

actvity中的代码：
public class ShoppingCartActivity extends BaseActivity {

private List data;
private ListView mListView;
private ShoppingCartAdapter adapter;

private RelativeLayout rlRefresh;
private TextView tvRefresh;
private ProgressBar barRefresh;
private LinearLayout clear;
private CheckBox checkBox_select_all;
private CheckBox checkBox_add;
private TextView integral_sum;
private int sum = 0;
private int[] sumIntegral;
private Context context;