android ListView用法

print?<?xml version="1.0" encoding="utf-8"?>  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"      android:layout_width="fill_parent"      android:layout_height="fill_parent"      android:orientation="vertical" >        <LinearLayout          android:id="@+id/listLinearlayout"          android:layout_width="fill_parent"          android:layout_height="wrap_content"          android:orientation="vertical" >                    <ListView               android:id="@id/android:list"              android:layout_width="fill_parent"              android:layout_height="wrap_content"              >          </ListView>                </LinearLayout>        </LinearLayout>  <?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <LinearLayout        android:id="@+id/listLinearlayout"        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:orientation="vertical" >                <ListView             android:id="@id/android:list"            android:layout_width="fill_parent"            android:layout_height="wrap_content"            >        </ListView>            </LinearLayout>    </LinearLayout>

   user.xml：   

?xml version="1.0" encoding="utf-8"?>  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"      android:layout_width="fill_parent"      android:layout_height="fill_parent"      android:orientation="horizontal">        <TextView          android:id="@+id/user_name"          android:layout_width="160dip"          android:layout_height="wrap_content"          android:paddingLeft="2dip"           android:paddingTop="2dip"          android:textSize="10pt"/>        <TextView          android:id="@+id/user_ip"          android:layout_width="160dip"          android:layout_height="wrap_content"          android:paddingRight="2dip"          android:paddingTop="2dip"          android:textSize="10pt"/>    </LinearLayout>  <?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="horizontal">    <TextView        android:id="@+id/user_name"        android:layout_width="160dip"        android:layout_height="wrap_content"        android:paddingLeft="2dip"         android:paddingTop="2dip"        android:textSize="10pt"/>    <TextView        android:id="@+id/user_ip"        android:layout_width="160dip"        android:layout_height="wrap_content"        android:paddingRight="2dip"        android:paddingTop="2dip"        android:textSize="10pt"/></LinearLayout>

 

ListViewMain.java：  

package com.example.wenandroid;    import java.util.ArrayList;  import java.util.HashMap;    import android.app.ListActivity;  import android.os.Bundle;  import android.view.View;  import android.widget.ListView;  import android.widget.SimpleAdapter;    public class ListViewMain extends ListActivity {        @Override      protected void onCreate(Bundle savedInstanceState) {          // TODO Auto-generated method stub           super.onCreate(savedInstanceState);          setContentView(R.layout.listview);          ArrayList<HashMap<String,String>> list=new ArrayList<HashMap<String,String>>();          HashMap<String,String> map1=new HashMap<String,String>();          HashMap<String,String> map2=new HashMap<String,String>();          map1.put("user_name", "張三");          map1.put("user_ip", "192.168.0.110");          map2.put("user_name", "李四");          map2.put("user_ip", "192.168.0.111");          list.add(map1);          list.add(map2);          SimpleAdapter listAdapter=new SimpleAdapter(this, list, R.layout.user, new String[]{"user_name","user_ip"}, new int[]{R.id.user_name,R.id.user_ip});          setListAdapter(listAdapter);      }      protected void onListItemClick(ListView l,View v,int position,long id){          super.onListItemClick(l, v, position, id);          System.out.println("id="+id);          System.out.println("position="+position);      }    }  package com.example.wenandroid;import java.util.ArrayList;import java.util.HashMap;import android.app.ListActivity;import android.os.Bundle;import android.view.View;import android.widget.ListView;import android.widget.SimpleAdapter;public class ListViewMain extends ListActivity {@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);setContentView(R.layout.listview);ArrayList<HashMap<String,String>> list=new ArrayList<HashMap<String,String>>();HashMap<String,String> map1=new HashMap<String,String>();HashMap<String,String> map2=new HashMap<String,String>();map1.put("user_name", "張三");map1.put("user_ip", "192.168.0.110");map2.put("user_name", "李四");map2.put("user_ip", "192.168.0.111");list.add(map1);list.add(map2);SimpleAdapter listAdapter=new SimpleAdapter(this, list, R.layout.user, new String[]{"user_name","user_ip"}, new int[]{R.id.user_name,R.id.user_ip});setListAdapter(listAdapter);}protected void onListItemClick(ListView l,View v,int position,long id){super.onListItemClick(l, v, position, id);System.out.println("id="+id);System.out.println("position="+position);}}