public class MainActivity extends ListActivity {

 /** Called when the activity is first created. */  @Override  public void onCreate(Bundle savedInstanceState) {   super.onCreate(savedInstanceState);

  /****************创建用于为ListView指定列表项的适配器********************/

  String[] ctype=new String[]{"情景模式","主题模式","手机","程序管理"};   ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_list_item_single_choice,ctype);     /***************************************************************************/     setListAdapter(adapter); //设置该窗口中显示的列表     }

 @Override

 protected void onListItemClick(ListView l, View v, int position, long id) {   // TODO Auto-generated method stub   super.onListItemClick(l, v, position, id);     String result = l.getItemAtPosition(position).toString(); // 获取选择项的值     Toast.makeText(MainActivity.this, result, Toast.LENGTH_SHORT).show();    }  }