优化

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

@@ -15,6 +15,7 @@ import io.legado.app.service.AudioPlayService
 import io.legado.app.service.BaseReadAloudService
 import io.legado.app.ui.book.audio.AudioPlayActivity
 import io.legado.app.ui.book.read.ReadBookActivity
+import io.legado.app.utils.LogUtils
 import io.legado.app.utils.getPrefBoolean
 import io.legado.app.utils.postEvent
 
@@ -33,6 +34,8 @@ class MediaButtonReceiver : BroadcastReceiver() {
 
     companion object {
 
+        private const val TAG = "MediaButtonReceiver"
+
         fun handleIntent(context: Context, intent: Intent): Boolean {
             val intentAction = intent.action
             if (Intent.ACTION_MEDIA_BUTTON == intentAction) {
@@ -42,6 +45,7 @@ class MediaButtonReceiver : BroadcastReceiver() {
                 val keycode: Int = keyEvent.keyCode
                 val action: Int = keyEvent.action
                 if (action == KeyEvent.ACTION_DOWN) {
+                    LogUtils.d(TAG, "Receive mediaButton event, keycode:$keycode")
                     when (keycode) {
                         KeyEvent.KEYCODE_MEDIA_PREVIOUS -> {
                             if (context.getPrefBoolean("mediaButtonPerNext", false)) {