透明界面

src/sixaunyi/app/src/main/AndroidManifest.xml

@@ -28,7 +28,7 @@
             android:name=".SettingActivity"
             android:exported="false"
             android:screenOrientation="landscape"
-            android:theme="@style/AppTheme"/>
+            android:theme="@style/TransparentTheme"/>
         <activity
             android:name=".ControlActivity"
             android:exported="false"

src/sixaunyi/app/src/main/res/values/transparent.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="TransparentTheme" parent="Theme.AppCompat.Light.NoActionBar">
+    <item name="android:windowBackground">#00000000</item>
+    <item name="android:windowIsTranslucent">true</item>
+    <item name="android:windowContentOverlay">@null</item>
+    <item name="android:colorBackgroundCacheHint">@null</item>
+    <item name="android:windowAnimationStyle">@android:style/Animation</item>
+    </style>
+</resources>