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31 #ifndef MutationRecord_h
32 #define MutationRecord_h
34 #include "bindings/v8/ScriptWrappable.h"
35 #include "platform/heap/Handle.h"
36 #include "wtf/PassRefPtr.h"
37 #include "wtf/RefCounted.h"
38 #include "wtf/text/WTFString.h"
46 class MutationRecord : public RefCountedWillBeGarbageCollectedFinalized<MutationRecord>, public ScriptWrappable {
48 static PassRefPtrWillBeRawPtr<MutationRecord> createChildList(PassRefPtr<Node> target, PassRefPtr<NodeList> added, PassRefPtr<NodeList> removed, PassRefPtr<Node> previousSibling, PassRefPtr<Node> nextSibling);
49 static PassRefPtrWillBeRawPtr<MutationRecord> createAttributes(PassRefPtr<Node> target, const QualifiedName&, const AtomicString& oldValue);
50 static PassRefPtrWillBeRawPtr<MutationRecord> createCharacterData(PassRefPtr<Node> target, const String& oldValue);
51 static PassRefPtrWillBeRawPtr<MutationRecord> createWithNullOldValue(PassRefPtrWillBeRawPtr<MutationRecord>);
55 ScriptWrappable::init(this);
58 virtual ~MutationRecord();
60 virtual const AtomicString& type() = 0;
61 virtual Node* target() = 0;
63 virtual NodeList* addedNodes() = 0;
64 virtual NodeList* removedNodes() = 0;
65 virtual Node* previousSibling() { return 0; }
66 virtual Node* nextSibling() { return 0; }
68 virtual const AtomicString& attributeName() { return nullAtom; }
69 virtual const AtomicString& attributeNamespace() { return nullAtom; }
71 virtual String oldValue() { return String(); }
73 virtual void trace(Visitor*) { }
77 } // namespace WebCore
79 #endif // MutationRecord_h