Android实现购物车功能.doc

Android实现购物车功能 这篇文章主要为大家详细介绍了Android实现购物车功能的具体方法，具有一定的参考价值,需要的朋友可以参考下 最近看了一些淘宝购物车的demo，于是也写了一个。 效果图如下： 主要代码如下： actvity中的代码： public class ShoppingCartActivity extends BaseActivity { private ListTest 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; @Override protected void onCreate(Bundle bundle) { // TODO Auto-generated method stub super.onCreate(bundle); setContentView(R.layout.activity_shopping_cart); initView(); } private void initView() { context = this; showpage = 1; isPermitFlag = true; data = new ArrayListTest(); // 测试数据 data.add(new Test(id, color, type, 100)); data.add(new Test(id, color, type, 200)); data.add(new Test(id, color, type, 300)); data.add(new Test(id, color, type, 0)); data.add(new Test(id, color, type, 300)); data.add(new Test(id, color, type, 100)); data.add(new Test(id, color, type, 500)); data.add(new Test(id, color, type, 0)); data.add(new Test(id, color, type, 900)); adapter = new ShoppingCartAdapter(context, handler, data); sumIntegral = new int[data.size() + 1]; checkBox_add = (CheckBox) findViewById(R.id.checkbox_add); integral_sum = (TextView) findViewById(R.egral_sum); clear = (LinearLayout) findViewById(R.id.clear); clear.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { data.clear(); adapter.notifyDataSetChanged(); integral_sum.setText(0 + ); checkBox_select_all.setChecked(false); checkBox_add.setClickable(false); } }); checkBox_select_all = (CheckBox) findViewById(R.id.checkbox_select); checkBox_select_all.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { HashMapInteger, Boolean isSelected = ShoppingCartAdapter .getIsSelected(); Iterator iterator = isSel