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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 ASH_WM_IMMERSIVE_REVEALED_LOCK_H_ | 5 #ifndef ASH_WM_IMMERSIVE_REVEALED_LOCK_H_ |
6 #define ASH_WM_IMMERSIVE_REVEALED_LOCK_H_ | 6 #define ASH_WM_IMMERSIVE_REVEALED_LOCK_H_ |
7 | 7 |
8 #include "ash/ash_export.h" | 8 #include "ash/ash_export.h" |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
11 | 11 |
12 namespace ash { | 12 namespace ash { |
13 | 13 |
14 // Class which keeps the top-of-window views revealed for the duration of its | 14 // Class which keeps the top-of-window views revealed for the duration of its |
15 // lifetime. If acquiring the lock causes a reveal, the top-of-window views | 15 // lifetime. If acquiring the lock causes a reveal, the top-of-window views |
16 // will animate according to the |animate_reveal| parameter passed in the | 16 // will animate according to the |animate_reveal| parameter passed in the |
17 // constructor. See ImmersiveFullscreenController::GetRevealedLock() for more | 17 // constructor. See ImmersiveFullscreenController::GetRevealedLock() for more |
18 // details. | 18 // details. |
19 class ASH_EXPORT ImmersiveRevealedLock { | 19 class ASH_EXPORT ImmersiveRevealedLock { |
20 public: | 20 public: |
21 class ASH_EXPORT Delegate { | 21 class ASH_EXPORT Delegate { |
22 public: | 22 public: |
23 enum AnimateReveal { | 23 enum AnimateReveal { ANIMATE_REVEAL_YES, ANIMATE_REVEAL_NO }; |
24 ANIMATE_REVEAL_YES, | |
25 ANIMATE_REVEAL_NO | |
26 }; | |
27 | 24 |
28 virtual void LockRevealedState(AnimateReveal animate_reveal) = 0; | 25 virtual void LockRevealedState(AnimateReveal animate_reveal) = 0; |
29 virtual void UnlockRevealedState() = 0; | 26 virtual void UnlockRevealedState() = 0; |
30 | 27 |
31 protected: | 28 protected: |
32 virtual ~Delegate() {} | 29 virtual ~Delegate() {} |
33 }; | 30 }; |
34 | 31 |
35 ImmersiveRevealedLock(const base::WeakPtr<Delegate>& delegate, | 32 ImmersiveRevealedLock(const base::WeakPtr<Delegate>& delegate, |
36 Delegate::AnimateReveal animate_reveal); | 33 Delegate::AnimateReveal animate_reveal); |
37 ~ImmersiveRevealedLock(); | 34 ~ImmersiveRevealedLock(); |
38 | 35 |
39 private: | 36 private: |
40 base::WeakPtr<Delegate> delegate_; | 37 base::WeakPtr<Delegate> delegate_; |
41 | 38 |
42 DISALLOW_COPY_AND_ASSIGN(ImmersiveRevealedLock); | 39 DISALLOW_COPY_AND_ASSIGN(ImmersiveRevealedLock); |
43 }; | 40 }; |
44 | 41 |
45 } // namespace ash | 42 } // namespace ash |
46 | 43 |
47 #endif // ASH_WM_IMMERSIVE_REVEALED_LOCK_H_ | 44 #endif // ASH_WM_IMMERSIVE_REVEALED_LOCK_H_ |
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