She*_*yan 8 android fullscreen statusbar appcompatactivity
我想创建一个真正的全屏活动,但屏幕顶部总是有一个黑色状态栏。安卓 9.0。
我已经尝试了几乎所有我能找到的谷歌和类似工作的现有应用程序。Manifest,code,style,AS 示例全屏活动,都试过了。
样式.xml:
<style name="AppThemeA" parent="@style/Theme.AppCompat.Light.NoActionBar">
<item name="android:statusBarColor">@android:color/transparent</item>
<item name="android:windowNoTitle">true</item>
<item name="android:windowActionBar">false</item>
<item name="android:windowFullscreen">true</item>
<item name="android:windowContentOverlay">@null</item>
<item name="android:windowTranslucentStatus">true</item>
<item name="android:windowTranslucentNavigation">true</item>
</style>
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显现:
<activity android:name=".ScreenActivity" android:theme="@style/AppThemeA" />
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布局:
<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<FrameLayout
android:id="@+id/rootLayout"
android:fitsSystemWindows="true"
android:layout_width="match_parent"
android:layout_height="match_parent" />
</androidx.coordinatorlayout.widget.CoordinatorLayout>
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Kotlin(尝试过注释行并失败):
class ScreenActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
//setTheme(R.style.AppThemeDetector)
super.onCreate(savedInstanceState)
//window.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN)
//window.setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS)
//window.decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY or View.SYSTEM_UI_FLAG_FULLSCREEN
/*
window.decorView.systemUiVisibility = (
View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
or View.SYSTEM_UI_FLAG_FULLSCREEN
)*/
setContentView(R.layout.activity_screen_detector)
...
}
}
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[[[[ 解决方案 ]]]]
发现是什么原因造成的。您应该在设置 -> 显示中将应用程序设置为全屏应用程序。
https://www.gottabemobile.com/how-to-enable-full-screen-apps-on-galaxy-s10
所以固定。感谢你的帮助。
Tho*_*lad 19
在您的活动中添加此方法
public static void hideSystemUI() {
getWindow().getDecorView().setSystemUiVisibility(
View.SYSTEM_UI_FLAG_FULLSCREEN
| View.SYSTEM_UI_FLAG_LOW_PROFILE
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE
| View.SYSTEM_UI_FLAG_IMMERSIVE
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
}
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在添加此调用之前,请在下面调用super.onCreate(savedInstanceState); onCreate
hideSystemUI();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
getWindow().getAttributes().layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
}
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如果您的设备有相机凹口切口,则使用上述属性。
我在通过缺口或切口区域显示内容时遇到问题。在文档中找到了这个:
LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES - 内容以纵向和横向模式渲染到剪切区域。
对我来说,关键是活动风格中的这一行:
// Important to draw through the cutouts
<item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
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我想以沉浸式模式显示图像,当我点击它时,系统 UI(状态和导航栏)应该显示出来。
这是我的完整解决方案:
1- 在 Activity 中显示/隐藏系统 UI 的方法
private fun hideSystemUI() {
sysUIHidden = true
window.decorView.systemUiVisibility = (
View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
// Hide the nav bar and status bar
or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION // Hide nav bar
or View.SYSTEM_UI_FLAG_FULLSCREEN // Hide status bar
)
}
private fun showSystemUI() {
sysUIHidden = false
window.decorView.systemUiVisibility = (
View.SYSTEM_UI_FLAG_LAYOUT_STABLE
// Set the content to appear under the system bars so that the
// content doesn't resize when the system bars hide and show.
or View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION // layout Behind nav bar
or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN // layout Behind status bar
)
}
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2- 确保在您的 xml 布局的根视图中
android:fitsSystemWindows="false"
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3- 全屏活动的样式将在状态/导航栏出现时为其提供半透明背景:
<style name="FullscreenTheme" parent="AppTheme">
<item name="android:actionBarStyle">@style/FullscreenActionBarStyle</item>
<item name="android:windowActionBarOverlay">true</item>
<item name="android:windowBackground">@null</item>
<item name="metaButtonBarStyle">?android:attr/buttonBarStyle</item>
<item name="metaButtonBarButtonStyle">?android:attr/buttonBarButtonStyle</item>
<item name="android:statusBarColor">#50000000</item>
<item name="android:navigationBarColor">#50000000</item>
// Important to draw behind cutouts
<item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
</style>
<style name="FullscreenActionBarStyle" parent="Widget.AppCompat.ActionBar">
<item name="android:background">@color/sysTransparent</item>
</style>
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Din*_*iya -1
尝试这个:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
Window window = getWindow();
window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
window.setStatusBarColor(getResources().getColor(R.color.colorPrimary));
} else if (Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT) {
Window window = mContext.getWindow();
window.setFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS,
WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
int statusBarHeight = (int) dpToPx(24);
View view = new View(mContext);
view.setLayoutParams(new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT));
view.getLayoutParams().height = statusBarHeight;
((ViewGroup) window.getDecorView()).addView(view);
view.setBackgroundColor(getResources().getColor(R.color.colorPrimary));
}
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dpToPx
public float dpToPx(float dp) {
return (dp * Resources.getSystem().getDisplayMetrics().density);
}
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