diff --git a/app/src/main/java/io/legado/app/lib/theme/ATH.kt b/app/src/main/java/io/legado/app/lib/theme/ATH.kt
index 0fafab3b3..64dffaa2a 100644
--- a/app/src/main/java/io/legado/app/lib/theme/ATH.kt
+++ b/app/src/main/java/io/legado/app/lib/theme/ATH.kt
@@ -8,6 +8,7 @@ import android.graphics.Color
 import android.os.Build
 import android.view.View
 import android.view.View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR
+import android.view.Window
 import android.widget.EdgeEffect
 import android.widget.ScrollView
 import androidx.annotation.ColorInt
@@ -15,6 +16,7 @@ import androidx.appcompat.app.AlertDialog
 import androidx.recyclerview.widget.RecyclerView
 import androidx.viewpager.widget.ViewPager
 import com.google.android.material.bottomnavigation.BottomNavigationView
+import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.utils.getCompatColor
 import io.legado.app.utils.isNightTheme
@@ -36,36 +38,36 @@ object ATH {
         ) > since
     }
 
-    fun setStatusBarColorAuto(activity: Activity, fullScreen: Boolean) {
-        val isTransparentStatusBar = activity.isTransparentStatusBar
+    fun setStatusBarColorAuto(window: Window, fullScreen: Boolean) {
+        val isTransparentStatusBar = App.INSTANCE.isTransparentStatusBar
         setStatusBarColor(
-            activity,
-            ThemeStore.statusBarColor(activity, isTransparentStatusBar),
+            window,
+            ThemeStore.statusBarColor(App.INSTANCE, isTransparentStatusBar),
             isTransparentStatusBar, fullScreen
         )
     }
 
     fun setStatusBarColor(
-        activity: Activity,
+        window: Window,
         color: Int,
         isTransparentStatusBar: Boolean,
         fullScreen: Boolean
     ) {
         if (fullScreen && isTransparentStatusBar) {
-            activity.window.statusBarColor = Color.TRANSPARENT
+            window.statusBarColor = Color.TRANSPARENT
         } else {
-            activity.window.statusBarColor = color
+            window.statusBarColor = color
         }
-        setLightStatusBarAuto(activity, color)
+        setLightStatusBarAuto(window, color)
     }
 
-    fun setLightStatusBarAuto(activity: Activity, bgColor: Int) {
-        setLightStatusBar(activity, ColorUtils.isColorLight(bgColor))
+    fun setLightStatusBarAuto(window: Window, bgColor: Int) {
+        setLightStatusBar(window, ColorUtils.isColorLight(bgColor))
     }
 
-    fun setLightStatusBar(activity: Activity, enabled: Boolean) {
+    fun setLightStatusBar(window: Window, enabled: Boolean) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-            val decorView = activity.window.decorView
+            val decorView = window.decorView
             val systemUiVisibility = decorView.systemUiVisibility
             if (enabled) {
                 decorView.systemUiVisibility =
diff --git a/app/src/main/java/io/legado/app/ui/readbook/Help.kt b/app/src/main/java/io/legado/app/ui/readbook/Help.kt
index 72d65da5f..1bc10c1db 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/Help.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/Help.kt
@@ -4,6 +4,7 @@ import android.app.Activity
 import android.view.View
 import android.view.View.NO_ID
 import android.view.ViewGroup
+import android.view.Window
 import io.legado.app.App
 import io.legado.app.help.ReadBookConfig
 import io.legado.app.lib.theme.ATH
@@ -16,7 +17,7 @@ object Help {
 
     private const val NAVIGATION = "navigationBarBackground"
 
-    fun upSystemUiVisibility(activity: Activity, toolBarHide: Boolean = true) {
+    fun upSystemUiVisibility(window: Window, toolBarHide: Boolean = true) {
         var flag = (View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                 or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                 or View.SYSTEM_UI_FLAG_IMMERSIVE
@@ -33,13 +34,13 @@ object Help {
                 flag = flag or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
             }
         }
-        activity.window.decorView.systemUiVisibility = flag
+        window.decorView.systemUiVisibility = flag
         if (toolBarHide) {
-            ATH.setLightStatusBar(activity, ReadBookConfig.getConfig().statusIconDark())
+            ATH.setLightStatusBar(window, ReadBookConfig.getConfig().statusIconDark())
         } else {
             ATH.setLightStatusBarAuto(
-                activity,
-                ThemeStore.statusBarColor(activity, activity.isTransparentStatusBar)
+                window,
+                ThemeStore.statusBarColor(App.INSTANCE, App.INSTANCE.isTransparentStatusBar)
             )
         }
     }
diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
index 3e45d65d2..65417911c 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
@@ -437,7 +437,7 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
     }
 
     override fun upSystemUiVisibility() {
-        Help.upSystemUiVisibility(this, !read_menu.isVisible)
+        Help.upSystemUiVisibility(window, !read_menu.isVisible)
     }
 
     /**
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/BgTextConfigDialog.kt b/app/src/main/java/io/legado/app/ui/readbook/config/BgTextConfigDialog.kt
index 98abc2dd2..80a3a93b4 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/BgTextConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/BgTextConfigDialog.kt
@@ -55,10 +55,10 @@ class BgTextConfigDialog : DialogFragment() {
         super.onStart()
         val dm = DisplayMetrics()
         activity?.let {
-            Help.upSystemUiVisibility(it)
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
+            Help.upSystemUiVisibility(it)
             it.setBackgroundDrawableResource(R.color.transparent)
             it.decorView.setPadding(0, 0, 0, 0)
             val attr = it.attributes
@@ -103,7 +103,7 @@ class BgTextConfigDialog : DialogFragment() {
         sw_dark_status_icon.onCheckedChange { buttonView, isChecked ->
             if (buttonView?.isPressed == true) {
                 setStatusIconDark(isChecked)
-                activity?.let {
+                activity?.window?.let {
                     Help.upSystemUiVisibility(it)
                 }
             }
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/MoreConfigDialog.kt b/app/src/main/java/io/legado/app/ui/readbook/config/MoreConfigDialog.kt
index 3e1652645..a5c5e2980 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/MoreConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/MoreConfigDialog.kt
@@ -31,10 +31,10 @@ class MoreConfigDialog : DialogFragment() {
         super.onStart()
         val dm = DisplayMetrics()
         activity?.let {
-            Help.upSystemUiVisibility(it)
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
+            Help.upSystemUiVisibility(it)
             it.setBackgroundDrawableResource(R.color.transparent)
             it.decorView.setPadding(0, 0, 0, 0)
             val attr = it.attributes
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/PaddingConfigDialog.kt b/app/src/main/java/io/legado/app/ui/readbook/config/PaddingConfigDialog.kt
index 779ba3dab..ac0c6eef7 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/PaddingConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/PaddingConfigDialog.kt
@@ -29,10 +29,10 @@ class PaddingConfigDialog : DialogFragment() {
         super.onStart()
         val dm = DisplayMetrics()
         activity?.let {
-            Help.upSystemUiVisibility(it)
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
+            Help.upSystemUiVisibility(it)
             it.setBackgroundDrawableResource(R.color.transparent)
             it.decorView.setPadding(0, 0, 0, 0)
             val attr = it.attributes
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/ReadAloudDialog.kt b/app/src/main/java/io/legado/app/ui/readbook/config/ReadAloudDialog.kt
index 3922ee122..46f2dae92 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/ReadAloudDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/ReadAloudDialog.kt
@@ -34,10 +34,10 @@ class ReadAloudDialog : DialogFragment() {
         super.onStart()
         val dm = DisplayMetrics()
         activity?.let {
-            Help.upSystemUiVisibility(it)
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
+            Help.upSystemUiVisibility(it)
             it.setBackgroundDrawableResource(R.color.transparent)
             it.decorView.setPadding(0, 0, 0, 0)
             val attr = it.attributes
diff --git a/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt b/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt
index 15fa51590..dbe571869 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/config/ReadStyleDialog.kt
@@ -46,10 +46,10 @@ class ReadStyleDialog : DialogFragment() {
         super.onStart()
         val dm = DisplayMetrics()
         activity?.let {
-            Help.upSystemUiVisibility(it)
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
+            Help.upSystemUiVisibility(it)
             it.setBackgroundDrawableResource(R.color.transparent)
             it.decorView.setPadding(0, 0, 0, 0)
             val attr = it.attributes