diff --git a/app/src/main/java/io/legado/app/base/BaseActivity.kt b/app/src/main/java/io/legado/app/base/BaseActivity.kt
index 1d8b1f7cf..8f4105882 100644
--- a/app/src/main/java/io/legado/app/base/BaseActivity.kt
+++ b/app/src/main/java/io/legado/app/base/BaseActivity.kt
@@ -2,7 +2,6 @@ package io.legado.app.base
 
 import android.content.Context
 import android.content.res.Configuration
-import android.graphics.Bitmap
 import android.graphics.drawable.BitmapDrawable
 import android.os.Build
 import android.os.Bundle
@@ -13,13 +12,10 @@ import android.view.View
 import android.widget.FrameLayout
 import androidx.appcompat.app.AppCompatActivity
 import androidx.viewbinding.ViewBinding
-import com.google.android.renderscript.Toolkit
 import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.constant.AppConst
 import io.legado.app.constant.PreferKey
-import io.legado.app.constant.PreferKey.bgImageBlurring
-import io.legado.app.constant.PreferKey.bgImageNBlurring
 import io.legado.app.constant.Theme
 import io.legado.app.help.AppConfig
 import io.legado.app.help.ThemeConfig
@@ -179,7 +175,7 @@ abstract class BaseActivity<VB : ViewBinding>(
         }
         if (imageBg) {
             try {
-                getBackgroundImage()?.let {
+                ThemeConfig.getBgImage(this, windowSize)?.let {
                     window.decorView.background = BitmapDrawable(resources, it)
                 }
             } catch (e: OutOfMemoryError) {
@@ -190,16 +186,6 @@ abstract class BaseActivity<VB : ViewBinding>(
         }
     }
 
-    private fun getBackgroundImage(): Bitmap? {
-        val bgImage = ThemeConfig.getBgImage(this) ?: return null
-        val blur = if (AppConfig.isNightTheme) {
-            getPrefInt(bgImageBlurring, 0)
-        } else {
-            getPrefInt(bgImageNBlurring, 0)
-        }
-        return Toolkit.blur(bgImage, blur)
-    }
-
     private fun setupSystemBar() {
         if (fullScreen && !isInMultiWindow) {
             ATH.fullScreen(this)
diff --git a/app/src/main/java/io/legado/app/help/ThemeConfig.kt b/app/src/main/java/io/legado/app/help/ThemeConfig.kt
index 39d33e02b..506082c9d 100644
--- a/app/src/main/java/io/legado/app/help/ThemeConfig.kt
+++ b/app/src/main/java/io/legado/app/help/ThemeConfig.kt
@@ -2,10 +2,11 @@ package io.legado.app.help
 
 import android.content.Context
 import android.graphics.Bitmap
-import android.graphics.BitmapFactory
 import android.graphics.Color
+import android.util.DisplayMetrics
 import androidx.annotation.Keep
 import androidx.appcompat.app.AppCompatDelegate
+import com.google.android.renderscript.Toolkit
 import io.legado.app.R
 import io.legado.app.constant.EventBus
 import io.legado.app.constant.PreferKey
@@ -43,14 +44,23 @@ object ThemeConfig {
         AppCompatDelegate.setDefaultNightMode(targetMode)
     }
 
-    fun getBgImage(context: Context): Bitmap? {
-        val bgPath = when (Theme.getTheme()) {
-            Theme.Light -> context.getPrefString(PreferKey.bgImage)
-            Theme.Dark -> context.getPrefString(PreferKey.bgImageN)
+    fun getBgImage(context: Context, metrics: DisplayMetrics): Bitmap? {
+        val bgCfg = when (Theme.getTheme()) {
+            Theme.Light -> Pair(
+                context.getPrefString(PreferKey.bgImage),
+                context.getPrefInt(PreferKey.bgImageBlurring, 0)
+            )
+            Theme.Dark -> Pair(
+                context.getPrefString(PreferKey.bgImageN),
+                context.getPrefInt(PreferKey.bgImageNBlurring, 0)
+            )
             else -> null
-        }
-        if (bgPath.isNullOrBlank()) return null
-        return BitmapFactory.decodeFile(bgPath)
+        } ?: return null
+        if (bgCfg.first.isNullOrBlank()) return null
+        val bgImage = BitmapUtils
+            .decodeBitmap(bgCfg.first!!, metrics.widthPixels, metrics.heightPixels)
+            ?: return null
+        return Toolkit.blur(bgImage, bgCfg.second)
     }
 
     fun upConfig() {
diff --git a/app/src/main/java/io/legado/app/ui/book/changecover/ChangeCoverDialog.kt b/app/src/main/java/io/legado/app/ui/book/changecover/ChangeCoverDialog.kt
index 5558da7fc..2d3084173 100644
--- a/app/src/main/java/io/legado/app/ui/book/changecover/ChangeCoverDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/changecover/ChangeCoverDialog.kt
@@ -14,9 +14,8 @@ import io.legado.app.base.BaseDialogFragment
 import io.legado.app.databinding.DialogChangeCoverBinding
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.utils.applyTint
-import io.legado.app.utils.getSize
-
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 
 
 class ChangeCoverDialog : BaseDialogFragment(),
@@ -45,7 +44,7 @@ class ChangeCoverDialog : BaseDialogFragment(),
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceDialog.kt b/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceDialog.kt
index acd00f18d..b5e3873b6 100644
--- a/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceDialog.kt
@@ -53,7 +53,7 @@ class ChangeSourceDialog : BaseDialogFragment(),
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/group/GroupManageDialog.kt b/app/src/main/java/io/legado/app/ui/book/group/GroupManageDialog.kt
index 89dfd8495..b3e7dfc66 100644
--- a/app/src/main/java/io/legado/app/ui/book/group/GroupManageDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/group/GroupManageDialog.kt
@@ -28,10 +28,10 @@ import io.legado.app.lib.theme.primaryColor
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
 import io.legado.app.utils.applyTint
-import io.legado.app.utils.getSize
 import io.legado.app.utils.requestInputMethod
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 import io.legado.app.utils.visible
+import io.legado.app.utils.windowSize
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.launch
 
@@ -43,7 +43,7 @@ class GroupManageDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/group/GroupSelectDialog.kt b/app/src/main/java/io/legado/app/ui/book/group/GroupSelectDialog.kt
index 8a7fff0a5..6beb2e626 100644
--- a/app/src/main/java/io/legado/app/ui/book/group/GroupSelectDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/group/GroupSelectDialog.kt
@@ -29,9 +29,9 @@ import io.legado.app.lib.theme.primaryColor
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.ui.widget.recycler.VerticalDivider
 import io.legado.app.utils.applyTint
-import io.legado.app.utils.getSize
 import io.legado.app.utils.requestInputMethod
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.launch
 
@@ -61,7 +61,7 @@ class GroupSelectDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/PaddingConfigDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/PaddingConfigDialog.kt
index e44eeb8b2..d07fb7618 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/PaddingConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/PaddingConfigDialog.kt
@@ -11,9 +11,9 @@ import io.legado.app.base.BaseDialogFragment
 import io.legado.app.constant.EventBus
 import io.legado.app.databinding.DialogReadPaddingBinding
 import io.legado.app.help.ReadBookConfig
-import io.legado.app.utils.getSize
 import io.legado.app.utils.postEvent
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 
 class PaddingConfigDialog : BaseDialogFragment() {
 
@@ -21,7 +21,7 @@ class PaddingConfigDialog : BaseDialogFragment() {
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.let {
             it.clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND)
             val attr = it.attributes
diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/ReadAloudConfigDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/ReadAloudConfigDialog.kt
index 38bf88920..d161a4ede 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/ReadAloudConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/ReadAloudConfigDialog.kt
@@ -19,8 +19,8 @@ import io.legado.app.lib.theme.backgroundColor
 import io.legado.app.service.BaseReadAloudService
 import io.legado.app.service.help.ReadAloud
 import io.legado.app.utils.getPrefLong
-import io.legado.app.utils.getSize
 import io.legado.app.utils.postEvent
+import io.legado.app.utils.windowSize
 import splitties.init.appCtx
 
 class ReadAloudConfigDialog : DialogFragment() {
@@ -28,7 +28,7 @@ class ReadAloudConfigDialog : DialogFragment() {
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.let {
             it.setBackgroundDrawableResource(R.color.transparent)
             it.setLayout((dm.widthPixels * 0.9).toInt(), ViewGroup.LayoutParams.WRAP_CONTENT)
diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt
index 6ecc7356b..97e3a2bf6 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/SpeakEngineDialog.kt
@@ -54,7 +54,7 @@ class SpeakEngineDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/TocRegexDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/TocRegexDialog.kt
index 6e278246f..56aa2eb69 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/TocRegexDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/TocRegexDialog.kt
@@ -45,7 +45,7 @@ class TocRegexDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener {
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.8).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
index 0ab548be7..74c2aaf8f 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
@@ -444,7 +444,7 @@ class BookSourceEditActivity :
             val rect = Rect()
             // 获取当前页面窗口的显示范围
             window.decorView.getWindowVisibleDisplayFrame(rect)
-            val screenHeight = this@BookSourceEditActivity.getSize().heightPixels
+            val screenHeight = this@BookSourceEditActivity.windowSize.heightPixels
             val keyboardHeight = screenHeight - rect.bottom // 输入法的高度
             val preShowing = mIsSoftKeyBoardShowing
             if (abs(keyboardHeight) > screenHeight / 5) {
diff --git a/app/src/main/java/io/legado/app/ui/book/source/manage/GroupManageDialog.kt b/app/src/main/java/io/legado/app/ui/book/source/manage/GroupManageDialog.kt
index 92ffb0c9a..9d608d7b7 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/manage/GroupManageDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/manage/GroupManageDialog.kt
@@ -24,10 +24,10 @@ import io.legado.app.lib.theme.backgroundColor
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.ui.widget.recycler.VerticalDivider
 import io.legado.app.utils.applyTint
-import io.legado.app.utils.getSize
 import io.legado.app.utils.requestInputMethod
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.launch
 
@@ -39,7 +39,7 @@ class GroupManageDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/config/ThemeListDialog.kt b/app/src/main/java/io/legado/app/ui/config/ThemeListDialog.kt
index be118d3de..b4275a7ae 100644
--- a/app/src/main/java/io/legado/app/ui/config/ThemeListDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/config/ThemeListDialog.kt
@@ -26,7 +26,7 @@ class ThemeListDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener {
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/document/FilePickerDialog.kt b/app/src/main/java/io/legado/app/ui/document/FilePickerDialog.kt
index af573efb0..06964a969 100644
--- a/app/src/main/java/io/legado/app/ui/document/FilePickerDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/document/FilePickerDialog.kt
@@ -76,7 +76,7 @@ class FilePickerDialog : DialogFragment(),
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.8).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/replace/GroupManageDialog.kt b/app/src/main/java/io/legado/app/ui/replace/GroupManageDialog.kt
index 814f7493e..9572b2582 100644
--- a/app/src/main/java/io/legado/app/ui/replace/GroupManageDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/replace/GroupManageDialog.kt
@@ -36,7 +36,7 @@ class GroupManageDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt b/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
index 8fd22551a..922875250 100644
--- a/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
@@ -19,9 +19,9 @@ import io.legado.app.databinding.ActivityReplaceEditBinding
 import io.legado.app.lib.dialogs.selector
 import io.legado.app.ui.widget.KeyboardToolPop
 import io.legado.app.ui.widget.dialog.TextDialog
-import io.legado.app.utils.getSize
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 import kotlin.math.abs
 
 /**
@@ -166,7 +166,7 @@ class ReplaceEditActivity :
         val rect = Rect()
         // 获取当前页面窗口的显示范围
         window.decorView.getWindowVisibleDisplayFrame(rect)
-        val screenHeight = this.getSize().heightPixels
+        val screenHeight = this.windowSize.heightPixels
         val keyboardHeight = screenHeight - rect.bottom // 输入法的高度
         val preShowing = mIsSoftKeyBoardShowing
         if (abs(keyboardHeight) > screenHeight / 5) {
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
index cd941c206..f5eac52f4 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
@@ -256,7 +256,7 @@ class RssSourceEditActivity :
         val rect = Rect()
         // 获取当前页面窗口的显示范围
         window.decorView.getWindowVisibleDisplayFrame(rect)
-        val screenHeight = this@RssSourceEditActivity.getSize().heightPixels
+        val screenHeight = this@RssSourceEditActivity.windowSize.heightPixels
         val keyboardHeight = screenHeight - rect.bottom // 输入法的高度
         val preShowing = mIsSoftKeyBoardShowing
         if (abs(keyboardHeight) > screenHeight / 5) {
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/manage/GroupManageDialog.kt b/app/src/main/java/io/legado/app/ui/rss/source/manage/GroupManageDialog.kt
index f058c5577..7696f4b58 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/manage/GroupManageDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/manage/GroupManageDialog.kt
@@ -37,7 +37,7 @@ class GroupManageDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt b/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt
index 8c1df6110..75d02b6b5 100644
--- a/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/dialog/TextDialog.kt
@@ -8,8 +8,8 @@ import androidx.fragment.app.FragmentManager
 import io.legado.app.R
 import io.legado.app.base.BaseDialogFragment
 import io.legado.app.databinding.DialogTextViewBinding
-import io.legado.app.utils.getSize
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 import io.noties.markwon.Markwon
 import io.noties.markwon.ext.tables.TablePlugin
 import io.noties.markwon.html.HtmlPlugin
@@ -49,7 +49,7 @@ class TextDialog : BaseDialogFragment() {
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt b/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt
index cc79dc726..6dd173274 100644
--- a/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/dialog/TextListDialog.kt
@@ -13,8 +13,8 @@ import io.legado.app.base.adapter.ItemViewHolder
 import io.legado.app.base.adapter.RecyclerAdapter
 import io.legado.app.databinding.DialogRecyclerViewBinding
 import io.legado.app.databinding.ItemLogBinding
-import io.legado.app.utils.getSize
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 
 class TextListDialog : BaseDialogFragment() {
 
@@ -35,7 +35,7 @@ class TextListDialog : BaseDialogFragment() {
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt b/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt
index 22f205101..3b25ba29d 100644
--- a/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt
@@ -65,7 +65,7 @@ class FontSelectDialog : BaseDialogFragment(),
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
+        val dm = requireActivity().windowSize
         dialog?.window?.setLayout((dm.widthPixels * 0.9).toInt(), (dm.heightPixels * 0.9).toInt())
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/widget/prefs/IconListPreference.kt b/app/src/main/java/io/legado/app/ui/widget/prefs/IconListPreference.kt
index 12b33a2c7..bf469748c 100644
--- a/app/src/main/java/io/legado/app/ui/widget/prefs/IconListPreference.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/prefs/IconListPreference.kt
@@ -21,8 +21,8 @@ import io.legado.app.databinding.DialogRecyclerViewBinding
 import io.legado.app.databinding.ItemIconPreferenceBinding
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.utils.getCompatDrawable
-import io.legado.app.utils.getSize
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import io.legado.app.utils.windowSize
 
 
 class IconListPreference(context: Context, attrs: AttributeSet) : ListPreference(context, attrs) {
@@ -131,7 +131,7 @@ class IconListPreference(context: Context, attrs: AttributeSet) : ListPreference
 
         override fun onStart() {
             super.onStart()
-            val dm = requireActivity().getSize()
+            val dm = requireActivity().windowSize
             dialog?.window?.setLayout(
                 (dm.widthPixels * 0.8).toInt(),
                 ViewGroup.LayoutParams.WRAP_CONTENT
diff --git a/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt b/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt
index 72840c097..842a95bbe 100644
--- a/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ActivityExtensions.kt
@@ -6,20 +6,21 @@ import android.util.DisplayMetrics
 import android.view.WindowInsets
 import android.view.WindowMetrics
 
-fun Activity.getSize(): DisplayMetrics {
-    val displayMetrics = DisplayMetrics()
-    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-        val windowMetrics: WindowMetrics = windowManager.currentWindowMetrics
-        val insets = windowMetrics.windowInsets
-            .getInsetsIgnoringVisibility(WindowInsets.Type.systemBars())
-        displayMetrics.widthPixels = windowMetrics.bounds.width() - insets.left - insets.right
-        displayMetrics.heightPixels = windowMetrics.bounds.height() - insets.top - insets.bottom
-    } else {
-        @Suppress("DEPRECATION")
-        windowManager.defaultDisplay.getMetrics(displayMetrics)
+val Activity.windowSize: DisplayMetrics
+    get() {
+        val displayMetrics = DisplayMetrics()
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            val windowMetrics: WindowMetrics = windowManager.currentWindowMetrics
+            val insets = windowMetrics.windowInsets
+                .getInsetsIgnoringVisibility(WindowInsets.Type.systemBars())
+            displayMetrics.widthPixels = windowMetrics.bounds.width() - insets.left - insets.right
+            displayMetrics.heightPixels = windowMetrics.bounds.height() - insets.top - insets.bottom
+        } else {
+            @Suppress("DEPRECATION")
+            windowManager.defaultDisplay.getMetrics(displayMetrics)
+        }
+        return displayMetrics
     }
-    return displayMetrics
-}
 
 /**
  * 该方法需要在View完全被绘制出来之后调用，否则判断不了
diff --git a/app/src/main/java/io/legado/app/utils/MiscExtensions.kt b/app/src/main/java/io/legado/app/utils/JsonExtensions.kt
similarity index 100%
rename from app/src/main/java/io/legado/app/utils/MiscExtensions.kt
rename to app/src/main/java/io/legado/app/utils/JsonExtensions.kt