优化

app/src/main/java/io/legado/app/lib/theme/ATH.kt

@@ -14,7 +14,6 @@ import android.view.WindowManager
 import android.widget.EdgeEffect
 import android.widget.ScrollView
 import androidx.annotation.ColorInt
-import androidx.appcompat.app.AlertDialog
 import androidx.recyclerview.widget.RecyclerView
 import androidx.viewpager2.widget.ViewPager2
 import com.google.android.material.bottomnavigation.BottomNavigationView
@@ -191,24 +190,6 @@ object ATH {
         TintHelper.setTintAuto(view, color, true, isDark)
     }
 
-    fun setAlertDialogTint(dialog: AlertDialog): AlertDialog {
-        dialog.window?.setBackgroundDrawable(getDialogBackground())
-        val colorStateList = Selector.colorBuild()
-            .setDefaultColor(ThemeStore.accentColor(dialog.context))
-            .setPressedColor(ColorUtils.darkenColor(ThemeStore.accentColor(dialog.context)))
-            .create()
-        if (dialog.getButton(AlertDialog.BUTTON_NEGATIVE) != null) {
-            dialog.getButton(AlertDialog.BUTTON_NEGATIVE).setTextColor(colorStateList)
-        }
-        if (dialog.getButton(AlertDialog.BUTTON_POSITIVE) != null) {
-            dialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor(colorStateList)
-        }
-        if (dialog.getButton(AlertDialog.BUTTON_NEUTRAL) != null) {
-            dialog.getButton(AlertDialog.BUTTON_NEUTRAL).setTextColor(colorStateList)
-        }
-        return dialog
-    }
-
     fun setEdgeEffectColor(view: RecyclerView?, @ColorInt color: Int) {
         view?.edgeEffectFactory = object : RecyclerView.EdgeEffectFactory() {
             override fun createEdgeEffect(view: RecyclerView, direction: Int): EdgeEffect {

app/src/main/java/io/legado/app/ui/widget/prefs/ColorPreference.kt

@@ -13,8 +13,8 @@ import androidx.fragment.app.FragmentActivity
 import androidx.preference.Preference
 import androidx.preference.PreferenceViewHolder
 import com.jaredrummler.android.colorpicker.*
-import io.legado.app.lib.theme.ATH
 import io.legado.app.utils.ColorUtils
+import io.legado.app.utils.applyTint
 
 @Suppress("MemberVisibilityCanBePrivate", "unused")
 class ColorPreference(context: Context, attrs: AttributeSet) : Preference(context, attrs),
@@ -215,9 +215,7 @@ class ColorPreference(context: Context, attrs: AttributeSet) : Preference(contex
         override fun onStart() {
             super.onStart()
             val alertDialog = dialog as? AlertDialog
-            alertDialog?.let {
-                ATH.setAlertDialogTint(it)
-            }
+            alertDialog?.applyTint()
         }
 
 

app/src/main/java/io/legado/app/utils/AlertDialogExtensions.kt

@@ -3,9 +3,25 @@ package io.legado.app.utils
 import android.view.WindowManager
 import androidx.appcompat.app.AlertDialog
 import io.legado.app.lib.theme.ATH
+import io.legado.app.lib.theme.Selector
+import io.legado.app.lib.theme.ThemeStore
 
 fun AlertDialog.applyTint(): AlertDialog {
-    return ATH.setAlertDialogTint(this)
+    window?.setBackgroundDrawable(ATH.getDialogBackground())
+    val colorStateList = Selector.colorBuild()
+        .setDefaultColor(ThemeStore.accentColor(context))
+        .setPressedColor(ColorUtils.darkenColor(ThemeStore.accentColor(context)))
+        .create()
+    if (getButton(AlertDialog.BUTTON_NEGATIVE) != null) {
+        getButton(AlertDialog.BUTTON_NEGATIVE).setTextColor(colorStateList)
+    }
+    if (getButton(AlertDialog.BUTTON_POSITIVE) != null) {
+        getButton(AlertDialog.BUTTON_POSITIVE).setTextColor(colorStateList)
+    }
+    if (getButton(AlertDialog.BUTTON_NEUTRAL) != null) {
+        getButton(AlertDialog.BUTTON_NEUTRAL).setTextColor(colorStateList)
+    }
+    return this
 }
 
 fun AlertDialog.requestInputMethod() {