buuuuuuuuud的博客

findViewById（）函数问题 findViewById()函数，以java代码绑定Xml文件，默认是从protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main);

listview整理笔记 通过SimpleAdapter来实现listView 主函数代码public class MainActivity extends AppCompatActivity { private ListView listView; @Override protected void onCreate(Bundle savedInstanceState) {