1/*
2 * Copyright (C) 2011 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef MutationRecord_h
32#define MutationRecord_h
33
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"
39
40namespace blink {
41
42class Node;
43class QualifiedName;
44template <typename NodeType> class StaticNodeTypeList;
45typedef StaticNodeTypeList<Node> StaticNodeList;
46
47class MutationRecord : public RefCountedWillBeGarbageCollectedFinalized<MutationRecord>, public ScriptWrappable {
48    DEFINE_WRAPPERTYPEINFO();
49public:
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>);
54
55    MutationRecord() { }
56
57    virtual ~MutationRecord();
58
59    virtual const AtomicString& type() = 0;
60    virtual Node* target() = 0;
61
62    virtual StaticNodeList* addedNodes() = 0;
63    virtual StaticNodeList* removedNodes() = 0;
64    virtual Node* previousSibling() { return 0; }
65    virtual Node* nextSibling() { return 0; }
66
67    virtual const AtomicString& attributeName() { return nullAtom; }
68    virtual const AtomicString& attributeNamespace() { return nullAtom; }
69
70    virtual String oldValue() { return String(); }
71
72    virtual void trace(Visitor*) { }
73
74};
75
76} // namespace blink
77
78#endif // MutationRecord_h
79