一、代码
1.xml
(1)main.xml
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 android:orientation="vertical" android:layout_width="fill_parent" 4 android:layout_height="fill_parent"> 5 <LinearLayout android:id="@+id/listLinearLayout" 6 android:layout_width="fill_parent" android:layout_height="wrap_content" 7 android:orientation="vertical"> 8 <ListView android:id="@id/android:list" android:layout_width="fill_parent" 9 android:layout_height="wrap_content" android:drawSelectorOnTop="true" 10 android:scrollbars="vertical" /> 11 </LinearLayout> 12 </LinearLayout>
(2)user.xml
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 android:layout_width="fill_parent" android:layout_height="fill_parent" 4 android:orientation="horizontal" android:paddingLeft="10dip" 5 android:paddingRight="10dip" android:paddingTop="1dip" 6 android:paddingBottom="1dip"> 7 <TextView android:id="@+id/user_name" android:layout_width="180dip" 8 android:layout_height="30dip" android:textSize="5pt" 9 android:singleLine="true" /> 10 <TextView android:id="@+id/user_ip" android:layout_width="fill_parent" 11 android:layout_height="fill_parent" android:gravity="right" 12 android:textSize="5pt" /> 13 </LinearLayout>
2.java
(1)Activity01.java
1 package mars.listview; 2 3 import java.util.ArrayList; 4 import java.util.HashMap; 5 6 import android.app.ListActivity; 7 import android.os.Bundle; 8 import android.view.View; 9 import android.widget.ListView; 10 import android.widget.SimpleAdapter; 11 12 public class Activity01 extends ListActivity { 13 /** Called when the activity is first created. */ 14 @Override 15 public void onCreate(Bundle savedInstanceState) { 16 super.onCreate(savedInstanceState); 17 setContentView(R.layout.main); 18 ArrayList<HashMap<String, String>> list = new ArrayList<HashMap<String, String>>(); 19 HashMap<String, String> map1 = new HashMap<String, String>(); 20 HashMap<String, String> map2 = new HashMap<String, String>(); 21 HashMap<String, String> map3 = new HashMap<String, String>(); 22 map1.put("user_name", "zhangsan"); 23 map1.put("user_ip", "192.168.0.1"); 24 map2.put("user_name", "zhangsan"); 25 map2.put("user_ip", "192.168.0.2"); 26 map3.put("user_name", "wangwu"); 27 map3.put("user_ip", "192.168.0.3"); 28 list.add(map1); 29 list.add(map2); 30 list.add(map3); 31 MyAdapter listAdapter = new MyAdapter(this, list, 32 R.layout.user, new String[] { "user_name", "user_ip" }, 33 new int[] { R.id.user_name,R.id.user_ip}); 34 setListAdapter(listAdapter); 35 } 36 37 @Override 38 protected void onListItemClick(ListView l, View v, int position, long id) { 39 // TODO Auto-generated method stub 40 super.onListItemClick(l, v, position, id); 41 System.out.println("id----------------" + id); 42 System.out.println("position----------" + position); 43 } 44 45 }
(2)MyAdapter.java
1 package mars.listview; 2 3 import java.util.List; 4 import java.util.Map; 5 6 import android.R.color; 7 import android.content.Context; 8 import android.view.LayoutInflater; 9 import android.view.View; 10 import android.view.ViewGroup; 11 import android.widget.SimpleAdapter; 12 13 public class MyAdapter extends SimpleAdapter { 14 private LayoutInflater inflater = null; 15 private List<Map<String,Object>> styles = null; 16 public List<Map<String, Object>> getStyles() { 17 return styles; 18 } 19 20 public void setStyles(List<Map<String, Object>> styles) { 21 this.styles = styles; 22 } 23 24 @Override 25 public View getView(int position, View convertView, ViewGroup parent) { 26 // TODO Auto-generated method stub 27 View result = super.getView(position, convertView, parent); 28 System.out.println("positon---->" + position); 29 if(result != null){ 30 inflater.inflate(R.layout.user1, null); 31 } 32 return result; 33 } 34 35 public MyAdapter(Context context, List<? extends Map<String, ?>> data, 36 int resource, String[] from, int[] to) { 37 super(context, data, resource, from, to); 38 inflater = LayoutInflater.from(context); 39 } 40 41 }