Added Android code

[wl-app.git] / Android / app / src / main / java / com / moiseum / wolnelektury / view / player / service / PlaybackInfoListener.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/view/player/service/PlaybackInfoListener.java b/Android/app/src/main/java/com/moiseum/wolnelektury/view/player/service/PlaybackInfoListener.java
new file mode 100755 (executable)
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+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/view/player/service/PlaybackInfoListener.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.moiseum.wolnelektury.view.player.service;
+
+import android.support.v4.media.session.MediaSessionCompat;
+import android.support.v4.media.session.PlaybackStateCompat;
+
+/**
+ * Listener to provide state updates from {@link MediaPlayerAdapter} (the media player)
+ * to {@link AudiobookService} (the service that holds our {@link MediaSessionCompat}.
+ */
+public abstract class PlaybackInfoListener {
+
+    public abstract void onPlaybackStateChange(PlaybackStateCompat state);
+
+    public void onPlaybackCompleted() {
+    }
+
+    public void onPlaybackProgress(int current) {
+    }
+
+    public void onPlaybackPrepared(int duration) {
+    }
+}
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