[Android]設置Activity爲全屏顯示的兩種方法

1. 方法1：AndroidManifest.xml 裏，Activity的 android:theme  指定爲" @android :style/Theme.NoTitleBar.Fullscreen"

示例:  
<application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme=" @android :style/Theme.NoTitleBar.Fullscreen">         <activity             android:name=".MainActivity">             <intent-filter>                 <action android:name="android.intent.action.MAIN" />                 <category android:name="android.intent.category.LAUNCHER" />             </intent-filter>         </activity>     </application>  2. 方法2： 在onCreate()裏指定No title 要加入：         /*set it to be no title*/       requestWindowFeature(Window.FEATURE_NO_TITLE);        /*set it to be full screen*/         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,            WindowManager.LayoutParams.FLAG_FULLSCREEN); 示例：     public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         /*set it to be no title*/         requestWindowFeature(Window.FEATURE_NO_TITLE);                    /*set it to be full screen*/         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,            WindowManager.LayoutParams.FLAG_FULLSCREEN);                                  setContentView(R.layout.activity_main);