content/browser/media/android/media_session_observer.h - Issue 1698933004: Make MediaSession a runtime-enabled feature on Desktop.

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Side by Side Diff: content/browser/media/android/media_session_observer.h

Issue 1698933004: Make MediaSession a runtime-enabled feature on Desktop. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: rebase Created 4 years, 9 months ago

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1 // Copyright 2015 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_ANDROID_MEDIA_SESSION_OBSERVER_H_

6 #define CONTENT_BROWSER_MEDIA_ANDROID_MEDIA_SESSION_OBSERVER_H_

7

8 namespace content {

9

10 class MediaSessionObserver {

11 public:

12 MediaSessionObserver() = default;

13 virtual ~MediaSessionObserver() = default;

14

15 // The given \|player_id\| has been suspended by the MediaSession.

16 virtual void OnSuspend(int player_id) = 0;

17

18 // The given \|player_id\| has been resumed by the MediaSession.

19 virtual void OnResume(int player_id) = 0;

20

21 // The given \|player_id\| has been set a new volume multiplier by

22 // the MediaSession.

23 virtual void OnSetVolumeMultiplier(int player_id,

24 double volume_multiplier) = 0;

25 };

26

27 } // namespace content

28

29 #endif // CONTENT_BROWSER_MEDIA_ANDROID_MEDIA_SESSION_OBSERVER_H_

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