安卓（Android）ListView 显示图片文字

一.代码实现

1.  “Activity_11\src\yan\activity_11\MainActivity.java”

package yan.activity_11;

import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

public class MainActivity extends Activity {
 ListView listView;
 String [] titles={"标题1","标题2","标题3","标题4"};
 String [] texts={"文本内容A","文本内容B","文本内容C","文本内容D"};
 int [] resIds={R.drawable.icon,R.drawable.icon,R.drawable.icon,R.drawable.icon};

@Override
 protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   setContentView(R.layout.main);
   this.setTitle("BaseAdapter for ListView");
   listView=(ListView)this.findViewById(R.id.MyListView);
   listView.setAdapter(new ListViewAdapter(titles,texts,resIds));
 }

public class ListViewAdapter extends BaseAdapter{
   View [] itemViews;

public ListViewAdapter(String [] itemTitles, String [] itemTexts,
       int [] itemImageRes){
     itemViews = new View[itemTitles.length];

for (int i=0; i<itemViews.length; ++i){
       itemViews[i] = makeItemView(itemTitles[i], itemTexts[i],
           itemImageRes[i]);
     }
   }

public int getCount()  {
     return itemViews.length;
   }

public View getItem(int position)  {
     return itemViews[position];
   }

public long getItemId(int position) {
     return position;
   }

private View makeItemView(String strTitle, String strText, int resId) {
     LayoutInflater inflater = (LayoutInflater)MainActivity.this
         .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

// 使用View的对象itemView与R.layout.item关联
     View itemView = inflater.inflate(R.layout.listview_item, null);

// 通过findViewById()方法实例R.layout.item内各组件
     TextView title = (TextView)itemView.findViewById(R.id.itemTitle);
     title.setText(strTitle);
     TextView text = (TextView)itemView.findViewById(R.id.itemText);
     text.setText(strText);
     ImageView image = (ImageView)itemView.findViewById(R.id.itemImage);
     image.setImageResource(resId);

return itemView;
   }

public View getView(int position, View convertView, ViewGroup parent) {
     if (convertView == null)
       return itemViews[position];
     return convertView;
   }
 }
}

2.package yan.activity_11;

import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

public class MainActivity extends Activity {
ListView listView;
String [] titles={"标题1","标题2","标题3","标题4"};
String [] texts={"文本内容A","文本内容B","文本内容C","文本内容D"};
int [] resIds={R.drawable.icon,R.drawable.icon,R.drawable.icon,R.drawable.icon};

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
this.setTitle("BaseAdapter for ListView");
listView=(ListView)this.findViewById(R.id.MyListView);
listView.setAdapter(new ListViewAdapter(titles,texts,resIds));
}

public class ListViewAdapter extends BaseAdapter{
View [] itemViews;

public ListViewAdapter(String [] itemTitles, String [] itemTexts,
 int [] itemImageRes){
 itemViews = new View[itemTitles.length];

for (int i=0; i<itemViews.length; ++i){
 itemViews[i] = makeItemView(itemTitles[i], itemTexts[i],
  itemImageRes[i]);
 }
}

public int getCount() {
 return itemViews.length;
}

public View getItem(int position) {
 return itemViews[position];
}

public long getItemId(int position) {
 return position;
}

private View makeItemView(String strTitle, String strText, int resId) {
 LayoutInflater inflater = (LayoutInflater)MainActivity.this
  .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

// 使用View的对象itemView与R.layout.item关联
 View itemView = inflater.inflate(R.layout.listview_item, null);

// 通过findViewById()方法实例R.layout.item内各组件
 TextView title = (TextView)itemView.findViewById(R.id.itemTitle);
 title.setText(strTitle);
 TextView text = (TextView)itemView.findViewById(R.id.itemText);
 text.setText(strText);
 ImageView image = (ImageView)itemView.findViewById(R.id.itemImage);
 image.setImageResource(resId);

return itemView;
}

public View getView(int position, View convertView, ViewGroup parent) {
 if (convertView == null)
 return itemViews[position];
 return convertView;
}
}
}

二.“Activity_11\res\layout\main.xml”

<?xml version="1.0" encoding="utf-8"?>  
<LinearLayout  
   android:id="@+id/LinearLayout01"  
   android:layout_width="fill_parent"  
   android:layout_height="fill_parent"  
   xmlns:android="http://schemas.android.com/apk/res/android">  

<ListView android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:id="@+id/MyListView">  
   </ListView>  
</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
   android:id="@+id/LinearLayout01"
   android:layout_width="fill_parent"
   android:layout_height="fill_parent"
   xmlns:android="http://schemas.android.com/apk/res/android">

<ListView android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/MyListView">
   </ListView>
</LinearLayout>

三.“Activity_11\res\layout\listview_item.xml”

<?xml version="1.0" encoding="utf-8"?>  
<RelativeLayout  
    android:layout_width="fill_parent"  
    xmlns:android="http://schemas.android.com/apk/res/android"  
    android:layout_height="wrap_content"  
    android:paddingBottom="4dip"  
    android:paddingLeft="12dip">  
    <ImageView  
       android:layout_width="wrap_content"  
       android:id="@+id/itemImage"
       android:layout_height="fill_parent">  
    </ImageView>  
    <TextView  
       android:text="TextView01"  
       android:layout_height="wrap_content"  
       android:layout_width="fill_parent"  
       android:id="@+id/itemTitle"
       android:layout_toRightOf="@+id/itemImage"
       android:textSize="20dip">  
    </TextView>  
    <TextView  
       android:text="TextView02"  
       android:layout_height="wrap_content"  
       android:layout_width="fill_parent"  
       android:id="@+id/itemText"
       android:layout_toRightOf="@+id/itemImage"
       android:layout_below="@+id/itemTitle">  
    </TextView>  
</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>  
<RelativeLayout  
    android:layout_width="fill_parent"  
    xmlns:android="http://schemas.android.com/apk/res/android"  
    android:layout_height="wrap_content"  
    android:paddingBottom="4dip"  
    android:paddingLeft="12dip">  
    <ImageView  
       android:layout_width="wrap_content"  
       android:id="@+id/itemImage"
       android:layout_height="fill_parent">  
    </ImageView>  
    <TextView  
       android:text="TextView01"  
       android:layout_height="wrap_content"  
       android:layout_width="fill_parent"  
       android:id="@+id/itemTitle"
       android:layout_toRightOf="@+id/itemImage"
       android:textSize="20dip">  
    </TextView>  
    <TextView  
       android:text="TextView02"  
       android:layout_height="wrap_content"  
       android:layout_width="fill_parent"  
       android:id="@+id/itemText"
       android:layout_toRightOf="@+id/itemImage"
       android:layout_below="@+id/itemTitle">  
    </TextView>  
</RelativeLayout>