方式一:編碼方式
v7包下去掉標題欄 ActionBar
public class SplashAcitivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); supportRequestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.activity_splash); } }
v7包下去掉標題欄,以及通知欄(狀態欄),全屏顯示
public class SplashAcitivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE);//remove title bar 即隱藏標題欄 getSupportActionBar().hide();// 隱藏ActionBar getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);//remove notification bar 即全屏 setContentView(R.layout.activity_splash); } }
v4包下去掉標題欄 ActionBar
public class SplashAcitivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); RequestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.activity_splash); } }
方式二:修改AndroidManifest.xml
:
V7包下去掉標題欄 ActionBar
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.itheima.zhzx"> <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:supportsRtl="true" android:theme="@style/Theme.AppCompat"> <activity android:name=".SplashAcitivity" android:theme="@style/Theme.AppCompat.Light.NoActionBar"> <intent-filter> <action android:name="android.intent.action.MAIN"/> <category android:name="android.intent.category.LAUNCHER"/> </intent-filter> </activity> <activity android:name=".MainActivity"> </activity> </application> </manifest>
v7包下去掉標題欄,以及通知欄(狀態欄),全屏顯示(有異常)
<activity android:name=".MainActivity" android:label="@string/app_name" android:theme="@android:style/Theme.Black.NoTitleBar.Fullscreen">
但是這種方式異動是程序總是崩潰
原因,升級後theme是由appcompat_v7管理
所以這裏theme應該採用android:theme=@style/Theme.AppCompat.Light.NoActionBar”,這個只能隱藏ActionBar
如果想連通知欄也隱藏,可在styles.xml中定義如下樣式,然後再在AndroidManifest.xml中的Application或者Activity上使用
<style name="Theme.AppCompat.Light.NoActionBar.FullScreen" parent="@style/Theme.AppCompat.Light"> <item name="android:windowNoTitle">true</item>//無標題 <item name="android:windowActionBar">false</item>//無ActionBar <item name="android:windowFullscreen">true</item>//全屏即無通知欄 <item name="android:windowContentOverlay">@null</item>//是否有遮蓋 </style>