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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_ANDROID_H_ |
| 6 #define CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_ANDROID_H_ |
| 7 |
| 8 #include <memory> |
| 9 #include <vector> |
| 10 |
| 11 #include "base/android/scoped_java_ref.h" |
| 12 #include "content/browser/media/session/media_session.h" |
| 13 #include "content/browser/media/session/media_session_observer.h" |
| 14 |
| 15 namespace content { |
| 16 |
| 17 class MediaSession; |
| 18 |
| 19 // This class is interlayer between native MediaSession and Java |
| 20 // ChromeMediaSession. This class is owned by the native MediaSession and will |
| 21 // teardown Java ChromeMediaSession when the native MediaSession is destroyed. |
| 22 // Java MediaSessionObservers are also proxied via this class. |
| 23 class MediaSessionAndroid final : public MediaSessionObserver { |
| 24 public: |
| 25 MediaSessionAndroid(MediaSession* session); |
| 26 ~MediaSessionAndroid() override; |
| 27 |
| 28 static bool Register(JNIEnv* env); |
| 29 |
| 30 base::android::ScopedJavaLocalRef<jobject> GetJavaSession(); |
| 31 |
| 32 // MediaSessionObserver implementation. |
| 33 void MediaSessionDestroyed() override; |
| 34 void MediaSessionStateChanged(bool is_controllable, |
| 35 bool is_suspended) override; |
| 36 void MediaSessionMetadataChanged( |
| 37 const base::Optional<MediaMetadata>& metadata) override; |
| 38 |
| 39 // MediaSession method wrappers. |
| 40 void Resume(JNIEnv* env, const base::android::JavaParamRef<jobject>& j_obj); |
| 41 void Suspend(JNIEnv* env, const base::android::JavaParamRef<jobject>& j_obj); |
| 42 void Stop(JNIEnv* env, const base::android::JavaParamRef<jobject>& j_obj); |
| 43 |
| 44 private: |
| 45 // The linked Java object |
| 46 base::android::ScopedJavaGlobalRef<jobject> j_media_session_; |
| 47 |
| 48 DISALLOW_COPY_AND_ASSIGN(MediaSessionAndroid); |
| 49 }; |
| 50 |
| 51 } // namespace content |
| 52 |
| 53 #endif // CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_ANDROID_H_ |
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