龙杰的博客

public class MainActivity extends Activity { private ListView lv; ArrayList<Map<String, Object>> list=new ArrayList<Map<String,Object>>(); //listview的Textview准备的文本 String[] name={"全选","a

1、在布局中写一个ListView,给个id<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:l