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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * 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 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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30 | 30 |
31 #ifndef ChildListMutationScope_h | 31 #ifndef ChildListMutationScope_h |
32 #define ChildListMutationScope_h | 32 #define ChildListMutationScope_h |
33 | 33 |
34 #include "core/dom/Document.h" | 34 #include "core/dom/Document.h" |
35 #include "core/dom/MutationObserver.h" | 35 #include "core/dom/MutationObserver.h" |
36 #include "core/dom/Node.h" | 36 #include "core/dom/Node.h" |
37 #include "platform/heap/Handle.h" | 37 #include "platform/heap/Handle.h" |
38 #include "wtf/Noncopyable.h" | 38 #include "wtf/Noncopyable.h" |
39 #include "wtf/OwnPtr.h" | 39 #include "wtf/OwnPtr.h" |
40 #include "wtf/RefCounted.h" | |
41 | 40 |
42 namespace blink { | 41 namespace blink { |
43 | 42 |
44 class MutationObserverInterestGroup; | 43 class MutationObserverInterestGroup; |
45 | 44 |
46 // ChildListMutationAccumulator is not meant to be used directly; ChildListMutat
ionScope is the public interface. | 45 // ChildListMutationAccumulator is not meant to be used directly; ChildListMutat
ionScope is the public interface. |
47 // | 46 // |
48 // One ChildListMutationAccumulator for a given Node is shared between all the | 47 // One ChildListMutationAccumulator for a given Node is shared between all the |
49 // active ChildListMutationScopes for that Node. Once the last ChildListMutation
Scope | 48 // active ChildListMutationScopes for that Node. Once the last ChildListMutation
Scope |
50 // is destructed the accumulator enqueues a mutation record for the recorded | 49 // is destructed the accumulator enqueues a mutation record for the recorded |
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120 m_accumulator->willRemoveChild(&child); | 119 m_accumulator->willRemoveChild(&child); |
121 } | 120 } |
122 | 121 |
123 private: | 122 private: |
124 Member<ChildListMutationAccumulator> m_accumulator; | 123 Member<ChildListMutationAccumulator> m_accumulator; |
125 }; | 124 }; |
126 | 125 |
127 } // namespace blink | 126 } // namespace blink |
128 | 127 |
129 #endif // ChildListMutationScope_h | 128 #endif // ChildListMutationScope_h |
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