优化

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

@@ -175,6 +175,8 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
 
     val preDownload get() = appCtx.getPrefBoolean(PreferKey.preDownload, true)
 
+    val mediaButtonOnExit get() = appCtx.getPrefBoolean("mediaButtonOnExit", true)
+
     private fun getPrefUserAgent(): String {
         val ua = appCtx.getPrefString(PreferKey.userAgent)
         if (ua.isNullOrBlank()) {

app/src/main/java/io/legado/app/receiver/MediaButtonReceiver.kt

@@ -6,8 +6,8 @@ import android.content.Intent
 import android.view.KeyEvent
 import io.legado.app.constant.EventBus
 import io.legado.app.data.appDb
-import io.legado.app.data.entities.Book
 import io.legado.app.help.ActivityHelp
+import io.legado.app.help.AppConfig
 import io.legado.app.service.AudioPlayService
 import io.legado.app.service.BaseReadAloudService
 import io.legado.app.service.help.AudioPlay
@@ -15,13 +15,7 @@ import io.legado.app.service.help.ReadAloud
 import io.legado.app.ui.audio.AudioPlayActivity
 import io.legado.app.ui.book.read.ReadBookActivity
 import io.legado.app.ui.main.MainActivity
-import io.legado.app.utils.getPrefBoolean
 import io.legado.app.utils.postEvent
-import kotlinx.coroutines.Dispatchers.IO
-import kotlinx.coroutines.Dispatchers.Main
-import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
 
 
 /**
@@ -61,7 +55,7 @@ class MediaButtonReceiver : BroadcastReceiver() {
             return true
         }
 
-        fun readAloud(context: Context) {
+        fun readAloud(context: Context, isMediaKey: Boolean = true) {
             when {
                 BaseReadAloudService.isRun -> if (BaseReadAloudService.isPlay()) {
                     ReadAloud.pause(context)
@@ -79,12 +73,8 @@ class MediaButtonReceiver : BroadcastReceiver() {
                     postEvent(EventBus.MEDIA_BUTTON, true)
                 ActivityHelp.isExist(AudioPlayActivity::class.java) ->
                     postEvent(EventBus.MEDIA_BUTTON, true)
-                else -> if (context.getPrefBoolean("mediaButtonOnExit", true)) {
-                    GlobalScope.launch(Main) {
-                        val lastBook: Book? = withContext(IO) {
-                            appDb.bookDao.lastReadBook
-                        }
-                        lastBook?.let {
+                else -> if (AppConfig.mediaButtonOnExit || !isMediaKey) {
+                    appDb.bookDao.lastReadBook?.let {
                         if (!ActivityHelp.isExist(MainActivity::class.java)) {
                             Intent(context, MainActivity::class.java).let {
                                 it.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
@@ -101,6 +91,5 @@ class MediaButtonReceiver : BroadcastReceiver() {
             }
         }
     }
-    }
 
 }

app/src/main/java/io/legado/app/receiver/SharedReceiverActivity.kt

@@ -41,8 +41,8 @@ class SharedReceiverActivity : AppCompatActivity() {
                     }
                 }
             }
-            intent.getStringExtra("action") == "mediaButton" -> {
-                MediaButtonReceiver.readAloud(appCtx)
+            intent.getStringExtra("action") == "readAloud" -> {
+                MediaButtonReceiver.readAloud(appCtx, false)
             }
         }
     }

app/src/main/res/xml/shortcuts.xml

@@ -36,7 +36,7 @@
             android:targetClass="io.legado.app.receiver.SharedReceiverActivity">
             <extra
                 android:name="action"
-                android:value="mediaButton" />
+                android:value="readAloud" />
         </intent>
         <categories android:name="android.shortcut.conversation" />
     </shortcut>