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| 1 // Copyright 2017 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 EXTENSIONS_BROWSER_API_MEDIA_PERCEPTION_PRIVATE_MEDIA_PERCEPTION_API_MAN
AGER_H_ |
| 6 #define EXTENSIONS_BROWSER_API_MEDIA_PERCEPTION_PRIVATE_MEDIA_PERCEPTION_API_MAN
AGER_H_ |
| 7 |
| 8 #include "base/memory/weak_ptr.h" |
| 9 #include "chromeos/media_perception/media_perception.pb.h" |
| 10 #include "extensions/browser/browser_context_keyed_api_factory.h" |
| 11 #include "extensions/common/api/media_perception_private.h" |
| 12 |
| 13 namespace media_perception = extensions::api::media_perception_private; |
| 14 |
| 15 namespace extensions { |
| 16 |
| 17 class MediaPerceptionAPIManager : public BrowserContextKeyedAPI { |
| 18 public: |
| 19 explicit MediaPerceptionAPIManager(content::BrowserContext* context); |
| 20 ~MediaPerceptionAPIManager() override; |
| 21 |
| 22 // Convenience method to get the MediaPeceptionAPIManager for a |
| 23 // BrowserContext. |
| 24 static MediaPerceptionAPIManager* Get(content::BrowserContext* context); |
| 25 |
| 26 // BrowserContextKeyedAPI implementation. |
| 27 static BrowserContextKeyedAPIFactory<MediaPerceptionAPIManager>* |
| 28 GetFactoryInstance(); |
| 29 |
| 30 // Public functions for MediaPerceptionPrivateAPI implementation. |
| 31 // Abstracts away D-Bus communication and underlying protos. |
| 32 using APIStateCallback = |
| 33 base::Callback<void(bool succeeded, media_perception::State state)>; |
| 34 void GetState(const APIStateCallback& callback); |
| 35 void SetState(const media_perception::State& state, |
| 36 const APIStateCallback& callback); |
| 37 |
| 38 using APIGetDiagnosticsCallback = |
| 39 base::Callback<void(bool succeeded, |
| 40 media_perception::Diagnostics diagnostics)>; |
| 41 void GetDiagnostics(const APIGetDiagnosticsCallback& callback); |
| 42 |
| 43 private: |
| 44 friend class BrowserContextKeyedAPIFactory<MediaPerceptionAPIManager>; |
| 45 |
| 46 // BrowserContextKeyedAPI: |
| 47 static const char* service_name() { return "MediaPerceptionAPIManager"; } |
| 48 |
| 49 // Sets the state of the analytics process. |
| 50 void SetStateInternal(const APIStateCallback& callback, |
| 51 const mri::State& state); |
| 52 |
| 53 // Event handler for MediaPerception proto messages coming over D-Bus as |
| 54 // signal. |
| 55 void MediaPerceptionSignalHandler( |
| 56 const mri::MediaPerception& media_perception); |
| 57 |
| 58 // Callback for State D-Bus method calls to the media analytics process. |
| 59 void StateCallback(const APIStateCallback& callback, |
| 60 bool succeeded, |
| 61 const mri::State& state); |
| 62 |
| 63 // Callback for GetDiagnostics D-Bus method calls to the media analytics |
| 64 // process. |
| 65 void GetDiagnosticsCallback(const APIGetDiagnosticsCallback& callback, |
| 66 bool succeeded, |
| 67 const mri::Diagnostics& diagnostics); |
| 68 |
| 69 // Callback for Upstart command to start media analytics process. |
| 70 void UpstartCallback(const APIStateCallback& callback, |
| 71 const mri::State& state, |
| 72 bool succeeded); |
| 73 |
| 74 content::BrowserContext* const browser_context_; |
| 75 |
| 76 // Keeps track of whether the analytics process is running so that it can be |
| 77 // started with an Upstart D-Bus method call if necessary. |
| 78 bool analytics_process_running_; |
| 79 |
| 80 base::WeakPtrFactory<MediaPerceptionAPIManager> weak_ptr_factory_; |
| 81 |
| 82 DISALLOW_COPY_AND_ASSIGN(MediaPerceptionAPIManager); |
| 83 }; |
| 84 |
| 85 } // namespace extensions |
| 86 |
| 87 #endif // EXTENSIONS_BROWSER_API_MEDIA_PERCEPTION_PRIVATE_MEDIA_PERCEPTION_API_
MANAGER_H_ |
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