android设置全屏

两种方法：
方法一：

public void onCreate(Bundle savedInstanceState) {  
        super.onCreate(savedInstanceState);  
          
        //设置无标题  
        requestWindowFeature(Window.FEATURE_NO_TITLE);  
        //设置全屏  
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,   
                WindowManager.LayoutParams.FLAG_FULLSCREEN);  
          
        setContentView(R.layout.main);  
}  

　　方法二：

<?xml version="1.0" encoding="utf-8"?>  
<manifest xmlns:android="http://schemas.android.com/apk/res/android"  
      package="com.andyidea"  
      android:versionCode="1"  
      android:versionName="1.0">  
    <uses-sdk android:minSdkVersion="8" />  
    <application android:icon="@drawable/icon" android:label="@string/app_name">  
        <activity android:name=".login.LoginActivity"   
                  android:theme="@android:style/android.NoTitleBar.Fullscreen"  
                  android:label="@string/app_name">  
            <intent-filter>  
                <action android:name="android.intent.action.MAIN" />  
                <category android:name="android.intent.category.LAUNCHER" />  
            </intent-filter>  
        </activity>  
    </application>  
</manifest>