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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef AudioOutputDeviceClient_h | 5 #ifndef AudioOutputDeviceClient_h |
| 6 #define AudioOutputDeviceClient_h | 6 #define AudioOutputDeviceClient_h |
| 7 | 7 |
| 8 #include "core/frame/LocalFrame.h" | 8 #include "core/frame/LocalFrame.h" |
| 9 #include "modules/ModulesExport.h" | 9 #include "modules/ModulesExport.h" |
| 10 #include "platform/Supplementable.h" | 10 #include "platform/Supplementable.h" |
| 11 #include "public/platform/WebSetSinkIdCallbacks.h" | 11 #include "public/platform/WebSetSinkIdCallbacks.h" |
| 12 #include <memory> | 12 #include <memory> |
| 13 | 13 |
| 14 namespace blink { | 14 namespace blink { |
| 15 | 15 |
| 16 class ExecutionContext; | 16 class ExecutionContext; |
| 17 class WebString; | 17 class WebString; |
| 18 | 18 |
| 19 class MODULES_EXPORT AudioOutputDeviceClient : public Supplement<LocalFrame> { | 19 class MODULES_EXPORT AudioOutputDeviceClient : public Supplement<LocalFrame> { |
| 20 public: | 20 public: |
| 21 explicit AudioOutputDeviceClient(LocalFrame&); |
| 21 virtual ~AudioOutputDeviceClient() {} | 22 virtual ~AudioOutputDeviceClient() {} |
| 22 | 23 |
| 23 // Checks that a given sink exists and has permissions to be used from the | 24 // Checks that a given sink exists and has permissions to be used from the |
| 24 // origin of the current frame. | 25 // origin of the current frame. |
| 25 virtual void checkIfAudioSinkExistsAndIsAuthorized( | 26 virtual void checkIfAudioSinkExistsAndIsAuthorized( |
| 26 ExecutionContext*, | 27 ExecutionContext*, |
| 27 const WebString& sinkId, | 28 const WebString& sinkId, |
| 28 std::unique_ptr<WebSetSinkIdCallbacks>) = 0; | 29 std::unique_ptr<WebSetSinkIdCallbacks>) = 0; |
| 29 | 30 |
| 30 DECLARE_VIRTUAL_TRACE(); | 31 DECLARE_VIRTUAL_TRACE(); |
| 31 | 32 |
| 32 // Supplement requirements. | 33 // Supplement requirements. |
| 33 static AudioOutputDeviceClient* from(ExecutionContext*); | 34 static AudioOutputDeviceClient* from(ExecutionContext*); |
| 34 static const char* supplementName(); | 35 static const char* supplementName(); |
| 35 }; | 36 }; |
| 36 | 37 |
| 37 MODULES_EXPORT void provideAudioOutputDeviceClientTo(LocalFrame&, | 38 MODULES_EXPORT void provideAudioOutputDeviceClientTo(LocalFrame&, |
| 38 AudioOutputDeviceClient*); | 39 AudioOutputDeviceClient*); |
| 39 | 40 |
| 40 } // namespace blink | 41 } // namespace blink |
| 41 | 42 |
| 42 #endif // AudioOutputDeviceClient_h | 43 #endif // AudioOutputDeviceClient_h |
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