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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
3 * Copyright (C) 2013 Google Inc. All Rights Reserved. | 3 * Copyright (C) 2013 Google Inc. All Rights Reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 * | 25 * |
26 */ | 26 */ |
27 #ifndef LifecycleNotifier_h | 27 #ifndef LifecycleNotifier_h |
28 #define LifecycleNotifier_h | 28 #define LifecycleNotifier_h |
29 | 29 |
30 #include "platform/heap/Handle.h" | 30 #include "platform/heap/Handle.h" |
31 #include "wtf/AutoReset.h" | 31 #include "platform/wtf/AutoReset.h" |
32 #include "wtf/HashSet.h" | 32 #include "platform/wtf/HashSet.h" |
33 | 33 |
34 namespace blink { | 34 namespace blink { |
35 | 35 |
36 template <typename T, typename Observer> | 36 template <typename T, typename Observer> |
37 class LifecycleNotifier : public virtual GarbageCollectedMixin { | 37 class LifecycleNotifier : public virtual GarbageCollectedMixin { |
38 public: | 38 public: |
39 virtual ~LifecycleNotifier(); | 39 virtual ~LifecycleNotifier(); |
40 | 40 |
41 void AddObserver(Observer*); | 41 void AddObserver(Observer*); |
42 void RemoveObserver(Observer*); | 42 void RemoveObserver(Observer*); |
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156 observers_.insert(observer); | 156 observers_.insert(observer); |
157 return; | 157 return; |
158 } | 158 } |
159 RELEASE_ASSERT(iteration_state_ & kAllowingRemoval); | 159 RELEASE_ASSERT(iteration_state_ & kAllowingRemoval); |
160 observers_.erase(observer); | 160 observers_.erase(observer); |
161 } | 161 } |
162 | 162 |
163 } // namespace blink | 163 } // namespace blink |
164 | 164 |
165 #endif // LifecycleNotifier_h | 165 #endif // LifecycleNotifier_h |
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