activity半透明的效果

res/values/styles.xml

Xml代碼
1.<resources> 
2.  <style name="Transparent  
3."> 
4.    <item name="android:windowBackground">@color/transparent_background</item> 
5.    <item name="android:windowNoTitle">true</item> 
6.    <item name="android:windowIsTranslucent">true</item>    
7.    <item name="android:windowAnimationStyle">@+android:style/Animation.Translucent</item> 
8.  </style> 
9.</resources> 
<resources>
  <style name="Transparent
">
    <item name="android:windowBackground">@color/transparent_background</item>
    <item name="android:windowNoTitle">true</item>
    <item name="android:windowIsTranslucent">true</item> 
    <item name="android:windowAnimationStyle">@+android:style/Animation.Translucent</item>
  </style>
</resources> res/values/color.xml

Xml代碼
1.<?xml version="1.0" encoding="utf-8"?> 
2.<resources> 
3.  <color name="transparent_background">#50000000</color> 
4.</resources> 
<?xml version="1.0" encoding="utf-8"?>
<resources>
  <color name="transparent_background">#50000000</color>
</resources>
注意：color.xml的#5000000前兩位是透明的效果參數從00--99（透明--不怎麼透明），後6位是顏色的設置 

 

YXvKDw'95 

manifest.xml

Xml代碼
1.<activity android:name=".TransparentActivity" android:theme="@style/Transparent"> 
2.</activity> 
<activity android:name=".TransparentActivity" android:theme="@style/Transparent">
</activity>

 

java代碼

Java代碼
1.public void onCreate(Bundle savedInstanceState) {  
2.        super.onCreate(savedInstanceState);  
3.        setTheme(R.style.Transparent);   
4.        setContentView(R.layout.transparent);  
5.} 
public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setTheme(R.style.Transparent);
        setContentView(R.layout.transparent);
} 配置結束！