| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_COMPONENTS_ARC_MEDIA_SESSION_ARC_MEDIA_SESSION_BRIDGE_H_ |
| #define ASH_COMPONENTS_ARC_MEDIA_SESSION_ARC_MEDIA_SESSION_BRIDGE_H_ |
| |
| #include "ash/components/arc/mojom/media_session.mojom.h" |
| #include "ash/components/arc/session/connection_observer.h" |
| #include "components/keyed_service/core/keyed_service.h" |
| |
| namespace content { |
| class BrowserContext; |
| } // namespace content |
| |
| namespace arc { |
| |
| class ArcBridgeService; |
| |
| // ArcMediaSessionBridge exposes the media session service to ARC. This allows |
| // Android apps to request and manage audio focus using the internal Chrome |
| // API. This means that audio focus management is unified across both Android |
| // and Chrome. |
| class ArcMediaSessionBridge |
| : public KeyedService, |
| public ConnectionObserver<mojom::MediaSessionInstance> { |
| public: |
| // Returns singleton instance for the given BrowserContext, |
| // or nullptr if the browser |context| is not allowed to use ARC. |
| static ArcMediaSessionBridge* GetForBrowserContext( |
| content::BrowserContext* context); |
| static ArcMediaSessionBridge* GetForBrowserContextForTesting( |
| content::BrowserContext* context); |
| |
| ArcMediaSessionBridge(content::BrowserContext* context, |
| ArcBridgeService* bridge_service); |
| |
| ArcMediaSessionBridge(const ArcMediaSessionBridge&) = delete; |
| ArcMediaSessionBridge& operator=(const ArcMediaSessionBridge&) = delete; |
| |
| ~ArcMediaSessionBridge() override; |
| |
| // ConnectionObserver<mojom::MediaSessionInstance> overrides. |
| void OnConnectionReady() override; |
| void OnConnectionClosed() override; |
| |
| private: |
| void SetupAudioFocus(); |
| |
| ArcBridgeService* const arc_bridge_service_; // Owned by ArcServiceManager. |
| }; |
| |
| } // namespace arc |
| |
| #endif // ASH_COMPONENTS_ARC_MEDIA_SESSION_ARC_MEDIA_SESSION_BRIDGE_H_ |