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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER
_BRLAPI_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER
_BRLAPI_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER
_BRLAPI_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER
_BRLAPI_H_ |
7 | 7 |
| 8 #include <memory> |
| 9 |
8 #include "base/files/file_path.h" | 10 #include "base/files/file_path.h" |
9 #include "base/files/file_path_watcher.h" | 11 #include "base/files/file_path_watcher.h" |
10 #include "base/macros.h" | 12 #include "base/macros.h" |
11 #include "base/memory/scoped_ptr.h" | |
12 #include "base/memory/singleton.h" | 13 #include "base/memory/singleton.h" |
13 #include "base/observer_list.h" | 14 #include "base/observer_list.h" |
14 #include "chrome/browser/extensions/api/braille_display_private/braille_controll
er.h" | 15 #include "chrome/browser/extensions/api/braille_display_private/braille_controll
er.h" |
15 #include "chrome/browser/extensions/api/braille_display_private/brlapi_connectio
n.h" | 16 #include "chrome/browser/extensions/api/braille_display_private/brlapi_connectio
n.h" |
16 #include "library_loaders/libbrlapi.h" | 17 #include "library_loaders/libbrlapi.h" |
17 | 18 |
18 namespace extensions { | 19 namespace extensions { |
19 namespace api { | 20 namespace api { |
20 namespace braille_display_private { | 21 namespace braille_display_private { |
21 | 22 |
22 // BrailleController implementation based on libbrlapi from brltty. | 23 // BrailleController implementation based on libbrlapi from brltty. |
23 class BrailleControllerImpl : public BrailleController { | 24 class BrailleControllerImpl : public BrailleController { |
24 public: | 25 public: |
25 static BrailleControllerImpl* GetInstance(); | 26 static BrailleControllerImpl* GetInstance(); |
26 scoped_ptr<DisplayState> GetDisplayState() override; | 27 std::unique_ptr<DisplayState> GetDisplayState() override; |
27 void WriteDots(const std::vector<char>& cells) override; | 28 void WriteDots(const std::vector<char>& cells) override; |
28 void AddObserver(BrailleObserver* observer) override; | 29 void AddObserver(BrailleObserver* observer) override; |
29 void RemoveObserver(BrailleObserver* observer) override; | 30 void RemoveObserver(BrailleObserver* observer) override; |
30 | 31 |
31 private: | 32 private: |
32 // For the unit tests. | 33 // For the unit tests. |
33 friend class BrailleDisplayPrivateApiTest; | 34 friend class BrailleDisplayPrivateApiTest; |
34 friend class MockBrlapiConnection; | 35 friend class MockBrlapiConnection; |
35 | 36 |
36 BrailleControllerImpl(); | 37 BrailleControllerImpl(); |
37 ~BrailleControllerImpl() override; | 38 ~BrailleControllerImpl() override; |
38 void TryLoadLibBrlApi(); | 39 void TryLoadLibBrlApi(); |
39 | 40 |
40 typedef base::Callback<scoped_ptr<BrlapiConnection>()> | 41 typedef base::Callback<std::unique_ptr<BrlapiConnection>()> |
41 CreateBrlapiConnectionFunction; | 42 CreateBrlapiConnectionFunction; |
42 | 43 |
43 // For dependency injection in tests. Sets the function used to create | 44 // For dependency injection in tests. Sets the function used to create |
44 // brlapi connections. | 45 // brlapi connections. |
45 void SetCreateBrlapiConnectionForTesting( | 46 void SetCreateBrlapiConnectionForTesting( |
46 const CreateBrlapiConnectionFunction& callback); | 47 const CreateBrlapiConnectionFunction& callback); |
47 | 48 |
48 // Makes the controller try to reconnect (if disconnected) as if the brlapi | 49 // Makes the controller try to reconnect (if disconnected) as if the brlapi |
49 // socket directory had changed. | 50 // socket directory had changed. |
50 void PokeSocketDirForTesting(); | 51 void PokeSocketDirForTesting(); |
51 | 52 |
52 // Tries to connect and starts watching for new brlapi servers. | 53 // Tries to connect and starts watching for new brlapi servers. |
53 // No-op if already called. | 54 // No-op if already called. |
54 void StartConnecting(); | 55 void StartConnecting(); |
55 void StartWatchingSocketDirOnFileThread(); | 56 void StartWatchingSocketDirOnFileThread(); |
56 void OnSocketDirChangedOnFileThread(const base::FilePath& path, bool error); | 57 void OnSocketDirChangedOnFileThread(const base::FilePath& path, bool error); |
57 void OnSocketDirChangedOnIOThread(); | 58 void OnSocketDirChangedOnIOThread(); |
58 void TryToConnect(); | 59 void TryToConnect(); |
59 void ResetRetryConnectHorizon(); | 60 void ResetRetryConnectHorizon(); |
60 void ScheduleTryToConnect(); | 61 void ScheduleTryToConnect(); |
61 void Disconnect(); | 62 void Disconnect(); |
62 scoped_ptr<BrlapiConnection> CreateBrlapiConnection(); | 63 std::unique_ptr<BrlapiConnection> CreateBrlapiConnection(); |
63 void DispatchKeys(); | 64 void DispatchKeys(); |
64 void DispatchKeyEvent(scoped_ptr<KeyEvent> event); | 65 void DispatchKeyEvent(std::unique_ptr<KeyEvent> event); |
65 void DispatchOnDisplayStateChanged(scoped_ptr<DisplayState> new_state); | 66 void DispatchOnDisplayStateChanged(std::unique_ptr<DisplayState> new_state); |
66 | 67 |
67 CreateBrlapiConnectionFunction create_brlapi_connection_function_; | 68 CreateBrlapiConnectionFunction create_brlapi_connection_function_; |
68 | 69 |
69 // Manipulated on the IO thread. | 70 // Manipulated on the IO thread. |
70 LibBrlapiLoader libbrlapi_loader_; | 71 LibBrlapiLoader libbrlapi_loader_; |
71 scoped_ptr<BrlapiConnection> connection_; | 72 std::unique_ptr<BrlapiConnection> connection_; |
72 bool started_connecting_; | 73 bool started_connecting_; |
73 bool connect_scheduled_; | 74 bool connect_scheduled_; |
74 base::Time retry_connect_horizon_; | 75 base::Time retry_connect_horizon_; |
75 | 76 |
76 // Manipulated on the UI thread. | 77 // Manipulated on the UI thread. |
77 base::ObserverList<BrailleObserver> observers_; | 78 base::ObserverList<BrailleObserver> observers_; |
78 | 79 |
79 // Manipulated on the FILE thread. | 80 // Manipulated on the FILE thread. |
80 base::FilePathWatcher file_path_watcher_; | 81 base::FilePathWatcher file_path_watcher_; |
81 | 82 |
82 friend struct base::DefaultSingletonTraits<BrailleControllerImpl>; | 83 friend struct base::DefaultSingletonTraits<BrailleControllerImpl>; |
83 | 84 |
84 DISALLOW_COPY_AND_ASSIGN(BrailleControllerImpl); | 85 DISALLOW_COPY_AND_ASSIGN(BrailleControllerImpl); |
85 }; | 86 }; |
86 | 87 |
87 } // namespace braille_display_private | 88 } // namespace braille_display_private |
88 } // namespace api | 89 } // namespace api |
89 } // namespace extensions | 90 } // namespace extensions |
90 | 91 |
91 #endif // CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROL
LER_BRLAPI_H_ | 92 #endif // CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROL
LER_BRLAPI_H_ |
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