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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_CHROMEOS_EVENTS_EVENT_REWRITER_CONTROLLER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_EVENTS_EVENT_REWRITER_CONTROLLER_H_ |
6 #define CHROME_BROWSER_CHROMEOS_EVENTS_EVENT_REWRITER_CONTROLLER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_EVENTS_EVENT_REWRITER_CONTROLLER_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
| 9 #include <memory> |
9 #include <vector> | 10 #include <vector> |
10 | 11 |
11 #include "base/macros.h" | 12 #include "base/macros.h" |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "base/memory/scoped_vector.h" | 13 #include "base/memory/scoped_vector.h" |
14 #include "ui/aura/env_observer.h" | 14 #include "ui/aura/env_observer.h" |
15 #include "ui/events/event_rewriter.h" | 15 #include "ui/events/event_rewriter.h" |
16 | 16 |
17 namespace ui { | 17 namespace ui { |
18 class EventSource; | 18 class EventSource; |
19 } // namespace ui | 19 } // namespace ui |
20 | 20 |
21 namespace chromeos { | 21 namespace chromeos { |
22 | 22 |
23 // Owns |ui::EventRewriter|s and ensures that they are added to all root | 23 // Owns |ui::EventRewriter|s and ensures that they are added to all root |
24 // windows |EventSource|s, current and future, in the order that they are | 24 // windows |EventSource|s, current and future, in the order that they are |
25 // added to this. | 25 // added to this. |
26 class EventRewriterController : public aura::EnvObserver { | 26 class EventRewriterController : public aura::EnvObserver { |
27 public: | 27 public: |
28 EventRewriterController(); | 28 EventRewriterController(); |
29 ~EventRewriterController() override; | 29 ~EventRewriterController() override; |
30 | 30 |
31 // Takes ownership of an EventRewriter; can only be called before Init(). | 31 // Takes ownership of an EventRewriter; can only be called before Init(). |
32 void AddEventRewriter(scoped_ptr<ui::EventRewriter> rewriter); | 32 void AddEventRewriter(std::unique_ptr<ui::EventRewriter> rewriter); |
33 | 33 |
34 // Add rewriters to any existing root windows; must be called once only | 34 // Add rewriters to any existing root windows; must be called once only |
35 // after ash::Shell has been initialized. | 35 // after ash::Shell has been initialized. |
36 void Init(); | 36 void Init(); |
37 | 37 |
38 // aura::EnvObserver overrides: | 38 // aura::EnvObserver overrides: |
39 void OnWindowInitialized(aura::Window* window) override {} | 39 void OnWindowInitialized(aura::Window* window) override {} |
40 void OnHostInitialized(aura::WindowTreeHost* host) override; | 40 void OnHostInitialized(aura::WindowTreeHost* host) override; |
41 | 41 |
42 private: | 42 private: |
43 typedef std::list<ui::EventSource*> EventSourceList; | 43 typedef std::list<ui::EventSource*> EventSourceList; |
44 typedef ScopedVector<ui::EventRewriter> EventRewriters; | 44 typedef ScopedVector<ui::EventRewriter> EventRewriters; |
45 | 45 |
46 void AddToEventSource(ui::EventSource* source); | 46 void AddToEventSource(ui::EventSource* source); |
47 | 47 |
48 // The |EventRewriter|s managed by this controller. | 48 // The |EventRewriter|s managed by this controller. |
49 EventRewriters rewriters_; | 49 EventRewriters rewriters_; |
50 | 50 |
51 // Whether the owned event rewriters have been added to existing | 51 // Whether the owned event rewriters have been added to existing |
52 // root windows; after this no more rewriters can be added. | 52 // root windows; after this no more rewriters can be added. |
53 bool initialized_; | 53 bool initialized_; |
54 | 54 |
55 DISALLOW_COPY_AND_ASSIGN(EventRewriterController); | 55 DISALLOW_COPY_AND_ASSIGN(EventRewriterController); |
56 }; | 56 }; |
57 | 57 |
58 } // namespace chromeos | 58 } // namespace chromeos |
59 | 59 |
60 #endif // CHROME_BROWSER_CHROMEOS_EVENTS_EVENT_REWRITER_CONTROLLER_H_ | 60 #endif // CHROME_BROWSER_CHROMEOS_EVENTS_EVENT_REWRITER_CONTROLLER_H_ |
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