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31 #ifndef MutationRecord_h
32 #define MutationRecord_h
34 #include "bindings/core/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"
44 template <typename NodeType> class StaticNodeTypeList;
45 typedef StaticNodeTypeList<Node> StaticNodeList;
47 class MutationRecord : public RefCountedWillBeGarbageCollectedFinalized<MutationRecord>, public ScriptWrappable {
48 DEFINE_WRAPPERTYPEINFO();
50 static PassRefPtrWillBeRawPtr<MutationRecord> createChildList(PassRefPtrWillBeRawPtr<Node> target, PassRefPtrWillBeRawPtr<StaticNodeList> added, PassRefPtrWillBeRawPtr<StaticNodeList> removed, PassRefPtrWillBeRawPtr<Node> previousSibling, PassRefPtrWillBeRawPtr<Node> nextSibling);
51 static PassRefPtrWillBeRawPtr<MutationRecord> createAttributes(PassRefPtrWillBeRawPtr<Node> target, const QualifiedName&, const AtomicString& oldValue);
52 static PassRefPtrWillBeRawPtr<MutationRecord> createCharacterData(PassRefPtrWillBeRawPtr<Node> target, const String& oldValue);
53 static PassRefPtrWillBeRawPtr<MutationRecord> createWithNullOldValue(PassRefPtrWillBeRawPtr<MutationRecord>);
57 virtual ~MutationRecord();
59 virtual const AtomicString& type() = 0;
60 virtual Node* target() = 0;
62 virtual StaticNodeList* addedNodes() = 0;
63 virtual StaticNodeList* removedNodes() = 0;
64 virtual Node* previousSibling() { return 0; }
65 virtual Node* nextSibling() { return 0; }
67 virtual const AtomicString& attributeName() { return nullAtom; }
68 virtual const AtomicString& attributeNamespace() { return nullAtom; }
70 virtual String oldValue() { return String(); }
72 virtual void trace(Visitor*) { }
78 #endif // MutationRecord_h