android ListView

 private ListView listView;

    //private List<String> data = new ArrayList<String>();

    @Override

    public void onCreate(Bundle savedInstanceState){

        super.onCreate(savedInstanceState);

         

        listView = new ListView(this);

        listView.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_expandable_list_item_1,getData()));

        setContentView(listView);

    }

     

     

     

    private List<String> getData(){

         

        List<String> data = new ArrayList<String>();

        data.add("测试数据1");

        data.add("测试数据2");

        data.add("测试数据3");

        data.add("测试数据4");

         

        return data;

    }