<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" ><TextViewandroid:layout_width="wrap_content"android:layout_height="wrap_content"android:id="@+id/name"android:paddingLeft="50px"/><TextViewandroid:layout_width="wrap_content"android:layout_height="wrap_content"android:id="@+id/age"android:text="a"android:paddingLeft="50px"/><TextViewandroid:id="@+id/id"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="50px" /></LinearLayout>

public class StudentAdapter extends BaseAdapter
{/*** 数据源 */private List<Student> students;/*** inflater引用 ,用来加载item.xml,获得view引用*/private LayoutInflater inflater;/*** item.xml资源 */private int source;public StudentAdapter(Context context,List<Student> students , int source){this.students = students;this.source = source;//inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);inflater = LayoutInflater.from(context);}@Overridepublic int getCount() {// TODO Auto-generated method stubreturn students.size();}@Overridepublic Object getItem(int arg0) {// TODO Auto-generated method stubreturn students.get(arg0);}@Overridepublic long getItemId(int arg0) {// TODO Auto-generated method stubreturn arg0;}/* (non-Javadoc)* @see android.widget.Adapter#getView(int, android.view.View, android.view.ViewGroup)* 创建Item视图，关联数据源*/@Overridepublic View getView(int arg0, View arg1, ViewGroup arg2) {// TODO Auto-generated method stub
        TextView idView = null;TextView nameView = null;TextView ageView = null;if(arg1 == null){arg1 = this.inflater.inflate(source, null);idView = (TextView)arg1.findViewById(R.id.id);nameView =(TextView)arg1.findViewById(R.id.name);ageView = (TextView)arg1.findViewById(R.id.age);}else{idView = (TextView)arg1.findViewById(R.id.id);nameView =(TextView)arg1.findViewById(R.id.name);ageView = (TextView)arg1.findViewById(R.id.age);}Student stu = students.get(arg0);idView.setText(stu.getId().toString());nameView.setText(stu.getName());ageView.setText(stu.getAge().toString());return arg1;}}

    @Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);listView = (ListView)findViewById(R.id.myListView);ArrayList<Student> students = new ArrayList<Student>();students.add(new Student("st",1,1));StudentAdapter aa = new StudentAdapter(this,students,R.layout.list_item);listView.setAdapter(aa);}