Android更多条目收缩展开控件ExpandView的示例代码

dependencies{
   compile 'com.wkp:ExpandView:1.0.4'
   //Android Studio3.0+可用以下方式
   //implementation 'com.wkp:ExpandView:1.0.4'
}

public class MainActivity extends AppCompatActivity {

  private static final String[] items = {"雨水滴在我的外套", "已找到", "每分每秒", "来啊，互相伤害啊", "等你到天涯海角", "遇见了你才知道你对我多重要",
      "123", "456", "789", "abc", "def", "收起"};

  private static final String[] items1 = {"雨水滴在我的外套1", "已找到1", "每分每秒1", "来啊，互相伤害啊1", "等你到天涯海角1", "遇见了你才知道你对我多重要1",
      "123", "456", "789", "abc1", "def1", "收起1"};

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    final ExpandView expandView = (ExpandView) findViewById(R.id.ev);
    //设置数据
    expandView.setTextItems(items);
    //测试当在ListView中条目复用问题
    expandView.setTextItems(items1);
    //测试未展开下调用收起的效果
    expandView.packUpItems();
    //条目点击监听
    expandView.setOnItemClickListener(new ExpandView.OnItemClickListener() {
      @Override
      public void onItemClick(View view, ViewGroup parent, int position) {
        if (position == items.length - 1) {
          //收起隐藏条目
          expandView.packUpItems();
        }
      }
    });
  }
}