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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 #include "chrome/browser/extensions/api/braille_display_private/braille_display_
private_api.h" | 5 #include "chrome/browser/extensions/api/braille_display_private/braille_display_
private_api.h" |
6 | 6 |
7 #include "base/lazy_instance.h" | 7 #include "base/lazy_instance.h" |
| 8 #include "chrome/browser/extensions/api/braille_display_private/braille_controll
er.h" |
8 #include "chrome/browser/extensions/event_router.h" | 9 #include "chrome/browser/extensions/event_router.h" |
9 #include "chrome/browser/extensions/extension_system.h" | 10 #include "chrome/browser/extensions/extension_system.h" |
10 | 11 |
11 namespace OnKeyEvent = extensions::api::braille_display_private::OnKeyEvent; | 12 namespace OnKeyEvent = extensions::api::braille_display_private::OnKeyEvent; |
12 namespace WriteDots = extensions::api::braille_display_private::WriteDots; | 13 namespace WriteDots = extensions::api::braille_display_private::WriteDots; |
13 using extensions::api::braille_display_private::KeyEvent; | 14 using extensions::api::braille_display_private::KeyEvent; |
| 15 using extensions::api::braille_display_private::BrailleController; |
14 | 16 |
15 namespace extensions { | 17 namespace extensions { |
16 BrailleDisplayPrivateAPI::BrailleDisplayPrivateAPI(Profile* profile) | 18 BrailleDisplayPrivateAPI::BrailleDisplayPrivateAPI(Profile* profile) |
17 : profile_(profile) { | 19 : profile_(profile) { |
| 20 // TODO(plundblad): Consider defering this until someone actually uses the |
| 21 // API so that we only watch for braille displays if cvox is enabled. |
| 22 BrailleController::GetInstance()->AddObserver(this); |
18 } | 23 } |
19 | 24 |
20 BrailleDisplayPrivateAPI::~BrailleDisplayPrivateAPI() { | 25 BrailleDisplayPrivateAPI::~BrailleDisplayPrivateAPI() { |
| 26 BrailleController::GetInstance()->RemoveObserver(this); |
21 } | 27 } |
22 | 28 |
23 void BrailleDisplayPrivateAPI::Shutdown() { | 29 void BrailleDisplayPrivateAPI::Shutdown() { |
24 } | 30 } |
25 | 31 |
26 static base::LazyInstance<ProfileKeyedAPIFactory<BrailleDisplayPrivateAPI> > | 32 static base::LazyInstance<ProfileKeyedAPIFactory<BrailleDisplayPrivateAPI> > |
27 g_factory = LAZY_INSTANCE_INITIALIZER; | 33 g_factory = LAZY_INSTANCE_INITIALIZER; |
28 | 34 |
29 // static | 35 // static |
30 ProfileKeyedAPIFactory<BrailleDisplayPrivateAPI>* | 36 ProfileKeyedAPIFactory<BrailleDisplayPrivateAPI>* |
31 BrailleDisplayPrivateAPI::GetFactoryInstance() { | 37 BrailleDisplayPrivateAPI::GetFactoryInstance() { |
32 return &g_factory.Get(); | 38 return &g_factory.Get(); |
33 } | 39 } |
34 | 40 |
| 41 void BrailleDisplayPrivateAPI::OnKeyEvent( |
| 42 const KeyEvent& keyEvent) { |
| 43 // TODO(plundblad): Only send the event to the active profile. |
| 44 scoped_ptr<Event> event(new Event( |
| 45 OnKeyEvent::kEventName, OnKeyEvent::Create(keyEvent))); |
| 46 ExtensionSystem::Get(profile_)->event_router()->BroadcastEvent(event.Pass()); |
| 47 } |
| 48 |
35 namespace api { | 49 namespace api { |
36 bool BrailleDisplayPrivateGetDisplayStateFunction::Prepare() { | 50 bool BrailleDisplayPrivateGetDisplayStateFunction::Prepare() { |
37 return true; | 51 return true; |
38 } | 52 } |
39 | 53 |
40 void BrailleDisplayPrivateGetDisplayStateFunction::Work() { | 54 void BrailleDisplayPrivateGetDisplayStateFunction::Work() { |
41 // TODO(plundblad): implement. | 55 SetResult(BrailleController::GetInstance()->GetDisplayState().release()); |
42 } | 56 } |
43 | 57 |
44 bool BrailleDisplayPrivateGetDisplayStateFunction::Respond() { | 58 bool BrailleDisplayPrivateGetDisplayStateFunction::Respond() { |
45 return false; | 59 return true; |
46 } | 60 } |
47 | 61 |
48 BrailleDisplayPrivateWriteDotsFunction:: | 62 BrailleDisplayPrivateWriteDotsFunction:: |
49 BrailleDisplayPrivateWriteDotsFunction() { | 63 BrailleDisplayPrivateWriteDotsFunction() { |
50 } | 64 } |
51 | 65 |
52 BrailleDisplayPrivateWriteDotsFunction:: | 66 BrailleDisplayPrivateWriteDotsFunction:: |
53 ~BrailleDisplayPrivateWriteDotsFunction() { | 67 ~BrailleDisplayPrivateWriteDotsFunction() { |
54 } | 68 } |
55 | 69 |
56 bool BrailleDisplayPrivateWriteDotsFunction::Prepare() { | 70 bool BrailleDisplayPrivateWriteDotsFunction::Prepare() { |
57 params_ = WriteDots::Params::Create(*args_); | 71 params_ = WriteDots::Params::Create(*args_); |
58 EXTENSION_FUNCTION_VALIDATE(params_); | 72 EXTENSION_FUNCTION_VALIDATE(params_); |
59 return true; | 73 return true; |
60 } | 74 } |
61 | 75 |
62 void BrailleDisplayPrivateWriteDotsFunction::Work() { | 76 void BrailleDisplayPrivateWriteDotsFunction::Work() { |
63 // TODO(plundblad): Implement. | 77 BrailleController::GetInstance()->WriteDots(params_->cells); |
64 } | 78 } |
65 | 79 |
66 bool BrailleDisplayPrivateWriteDotsFunction::Respond() { | 80 bool BrailleDisplayPrivateWriteDotsFunction::Respond() { |
67 return true; | 81 return true; |
68 } | 82 } |
69 } // namespace api | 83 } // namespace api |
70 } // namespace extensions | 84 } // namespace extensions |
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