ANDROID_MARS学习笔记_S01原始版_006

ANDROID_MARS学习笔记_S01原始版_006_ListView

阅读量：4991 次

发布时间：2019-06-12

本文共 2947 字，大约阅读时间需要 9 分钟。

一、代码

1.xml

(1)main.xml

(2)user.xml

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     @Override15     public void onCreate(Bundle savedInstanceState) {16         super.onCreate(savedInstanceState);17         setContentView(R.layout.main);18         ArrayList
     
      
       > list = new ArrayList
       
        
         >();19         HashMap
         
           map1 = new HashMap
          
           ();20 HashMap
           
             map2 = new HashMap
            
             ();21 HashMap
             
               map3 = new HashMap
              
               ();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 @Override38 protected void onListItemClick(ListView l, View v, int position, long id) {39 // TODO Auto-generated method stub40 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
      
       > styles = null;16     public List
       
        
         > getStyles() {17         return styles;18     }19 20     public void setStyles(List
         
          
           > styles) {21 this.styles = styles;22 }23 24 @Override25 public View getView(int position, View convertView, ViewGroup parent) {26 // TODO Auto-generated method stub27 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
           > data,36 int resource, String[] from, int[] to) {37 super(context, data, resource, from, to);38 inflater = LayoutInflater.from(context);39 }40 41 }