Android的Gallery控件是个很不错的看图控件，大大减轻了开发者对于看图功能的开发，而且效果也比较美观。

/Chapter04_UI_Gallery01/src/com/amaker/test/MainActivity.java

1. 代码  
2.  
3. package com.amaker.test;  
4.  
5. import android.app.Activity;  
6. import android.content.Context;  
7. import android.os.Bundle;  
8. import android.view.View;  
9. import android.view.ViewGroup;  
10. import android.widget.BaseAdapter;  
11. import android.widget.Gallery;  
12. import android.widget.ImageView;  
13.  
14. public class MainActivity extends Activity {  
15.     /** Called when the activity is first created. */ 
16.     @Override 
17.     //创建时被调用  
18.     public void onCreate(Bundle savedInstanceState) {  
19.         super.onCreate(savedInstanceState);  
20.         setContentView(R.layout.main);  
21.         Gallery g = (Gallery) findViewById(R.id.Gallery01);  
22.           
23.         g.setAdapter(new MyAdapter(this));  
24.     }  
25.       
26.     class MyAdapter extends BaseAdapter{  
27.         Context context;  
28.         MyAdapter(Context context){  
29.             this.context = context;  
30.         }  
31.         private Integer[] imgs = {  
32.                 R.drawable.gallery_photo_1,  
33.                 R.drawable.gallery_photo_2,  
34.                 R.drawable.gallery_photo_3,  
35.                 R.drawable.gallery_photo_4,  
36.                 R.drawable.gallery_photo_5,  
37.                 R.drawable.gallery_photo_6,  
38.                 R.drawable.gallery_photo_7,  
39.                 R.drawable.gallery_photo_8,  
40.                   
41.                 R.drawable.gallery_photo_1,  
42.                 R.drawable.gallery_photo_2,  
43.                 R.drawable.gallery_photo_3,  
44.                 R.drawable.gallery_photo_4,  
45.                 R.drawable.gallery_photo_5,  
46.                 R.drawable.gallery_photo_6,  
47.                 R.drawable.gallery_photo_7,  
48.                 R.drawable.gallery_photo_8  
49.         };  
50.           
51.         public int getCount() {  
52.             return imgs.length;  
53.         }  
54.  
55.         public Object getItem(int item) {  
56.             return item;  
57.         }  
58.  
59.         public long getItemId(int id) {  
60.             return id;  
61.         }  
62.  
63.         public View getView(int position, View convertView, ViewGroup parent) {  
64.              ImageView imageView = new ImageView(context);  
65.              imageView.setImageResource(imgs[position]);  
66.              imageView.setScaleType(ImageView.ScaleType.FIT_XY);  
67.              imageView.setLayoutParams(new Gallery.LayoutParams(136, 88));  
68.                   
69.              return imageView;  
70.         }  
71.           
72.     }  
73. } 

/Chapter04_UI_Gallery01/res/layout/main.xml

1. 代码  
2.  
3. <?xml version="1.0" encoding="utf-8"?> 
4. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
5.     android:orientation="vertical" 
6.     android:layout_width="fill_parent" 
7.     android:layout_height="fill_parent" 
8.     > 
9.  
10. <Gallery   
11. android:id="@+id/Gallery01"   
12. android:layout_width="wrap_content"   
13. android:layout_height="wrap_content"> 
14. </Gallery> 
15.  
16. </LinearLayout> 

本文转自linzheng 51CTO博客，原文链接:http://blog.51cto.com/linzheng/1080689