通过继承ListActivity实现列表 了解

/**

 * 通过继承ListActivity实现列表

 */

public class Main2Activity extendsListActivity {

 

   @Override

   protected void onCreate(Bundle savedInstanceState) {

       super.onCreate(savedInstanceState);

//       setContentView(R.layout.activity_main2);

       ListView listView =getListView();

       ArrayAdapter<CharSequence> adapter =ArrayAdapter.createFromResource(

               this,R.array.names,android.R.layout.simple_list_item_1);

       setListAdapter(adapter);

    }

 

   @Override

   protected void onListItemClick(ListView l, View v, int position, longid) {

       super.onListItemClick(l, v, position, id);

       TextView tv = (TextView) v;

       Toast.makeText(Main2Activity.this, tv.getText().toString(),Toast.LENGTH_SHORT).show();

    }

}