优化

app/src/main/java/io/legado/app/help/AppConfig.kt

@@ -56,6 +56,9 @@ object AppConfig {
             App.INSTANCE.putPrefInt(PreferKey.ttsSpeechRate, value)
         }
 
+    val ttsSpeechPer: String
+        get() = App.INSTANCE.getPrefString(PreferKey.ttsSpeechPer) ?: "0"
+
     val isEInkMode: Boolean
         get() = App.INSTANCE.getPrefBoolean("isEInkMode")
 

app/src/main/java/io/legado/app/service/HttpReadAloudService.kt

@@ -3,7 +3,6 @@ package io.legado.app.service
 import android.app.PendingIntent
 import android.media.MediaPlayer
 import io.legado.app.constant.EventBus
-import io.legado.app.constant.PreferKey
 import io.legado.app.help.AppConfig
 import io.legado.app.help.IntentHelp
 import io.legado.app.help.http.HttpHelper
@@ -11,7 +10,6 @@ import io.legado.app.help.http.api.HttpPostApi
 import io.legado.app.service.help.ReadBook
 import io.legado.app.utils.FileUtils
 import io.legado.app.utils.LogUtils
-import io.legado.app.utils.getPrefString
 import io.legado.app.utils.postEvent
 import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.Job
@@ -114,7 +112,7 @@ class HttpReadAloudService : BaseReadAloudService(),
         return mapOf(
             Pair("tex", encodeTwo(content)),
             Pair("spd", ((AppConfig.ttsSpeechRate + 5) / 10 + 4).toString()),
-            Pair("per", getPrefString(PreferKey.ttsSpeechPer) ?: "0"),
+            Pair("per", AppConfig.ttsSpeechPer),
             Pair("cuid", "baidu_speech_demo"),
             Pair("idx", "1"),
             Pair("cod", "2"),

app/src/main/java/io/legado/app/ui/book/read/config/ReadAloudConfigDialog.kt

@@ -14,11 +14,11 @@ import androidx.preference.PreferenceFragmentCompat
 import io.legado.app.R
 import io.legado.app.constant.EventBus
 import io.legado.app.constant.PreferKey
+import io.legado.app.help.AppConfig
 import io.legado.app.lib.theme.ATH
 import io.legado.app.service.BaseReadAloudService
 import io.legado.app.service.help.ReadAloud
 import io.legado.app.ui.book.read.Help
-import io.legado.app.utils.getPrefString
 import io.legado.app.utils.postEvent
 
 class ReadAloudConfigDialog : DialogFragment() {
@@ -59,17 +59,19 @@ class ReadAloudConfigDialog : DialogFragment() {
     }
 
     class ReadAloudPreferenceFragment : PreferenceFragmentCompat(),
-        SharedPreferences.OnSharedPreferenceChangeListener,
-        Preference.OnPreferenceChangeListener {
+        SharedPreferences.OnSharedPreferenceChangeListener {
 
         override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
             addPreferencesFromResource(R.xml.pref_config_aloud)
+            upPreferenceSummary(
+                findPreference<ListPreference>(PreferKey.ttsSpeechPer),
+                AppConfig.ttsSpeechPer
+            )
         }
 
         override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
             super.onViewCreated(view, savedInstanceState)
             ATH.applyEdgeEffectColor(listView)
-            bindPreferenceSummaryToValue(findPreference(PreferKey.ttsSpeechPer))
         }
 
         override fun onResume() {
@@ -97,32 +99,25 @@ class ReadAloudConfigDialog : DialogFragment() {
                     ReadAloud.aloudClass = ReadAloud.getReadAloudClass()
                 }
                 PreferKey.ttsSpeechPer -> {
+                    upPreferenceSummary(
+                        findPreference<ListPreference>(PreferKey.ttsSpeechPer),
+                        AppConfig.ttsSpeechPer
+                    )
                     ReadAloud.upTtsSpeechRate(requireContext())
                 }
             }
         }
 
-        override fun onPreferenceChange(preference: Preference?, newValue: Any?): Boolean {
-            val stringValue = newValue.toString()
-
-            if (preference is ListPreference) {
-                val index = preference.findIndexOfValue(stringValue)
+        private fun upPreferenceSummary(preference: Preference?, value: String) {
+            when (preference) {
+                is ListPreference -> {
+                    val index = preference.findIndexOfValue(value)
                     // Set the summary to reflect the new value.
-                preference.setSummary(if (index >= 0) preference.entries[index] else null)
-            } else {
-                // For all other preferences, set the summary to the value's
-                preference?.summary = stringValue
+                    preference.summary = if (index >= 0) preference.entries[index] else null
                 }
-            return false
+                else -> {
+                    preference?.summary = value
                 }
-
-        private fun bindPreferenceSummaryToValue(preference: Preference?) {
-            preference?.apply {
-                onPreferenceChangeListener = this@ReadAloudPreferenceFragment
-                onPreferenceChange(
-                    this,
-                    context.getPrefString(key)
-                )
             }
         }
 

app/src/main/res/values/strings.xml

@@ -590,5 +590,6 @@
     <string name="auto_dark_mode">自动切换夜间模式</string>
     <string name="auto_dark_mode_s">夜间模式跟随系统</string>
     <string name="go_back">上级</string>
+    <string name="tone_colour">在线朗读音色</string>
 
 </resources>

app/src/main/res/xml/pref_config_aloud.xml

@@ -16,7 +16,7 @@
 
     <androidx.preference.ListPreference
         android:key="ttsSpeechPer"
-        android:title="在线朗读音色"
+        android:title="@string/tone_colour"
         android:defaultValue="0"
         android:entries="@array/tts_speech_per"
         android:entryValues="@array/tts_speech_per_value"