1/*
2 * Copyright (C) 2005, 2006, 2008 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef SetNodeAttributeCommand_h
27#define SetNodeAttributeCommand_h
28
29#include "core/dom/QualifiedName.h"
30#include "core/editing/EditCommand.h"
31
32namespace blink {
33
34class SetNodeAttributeCommand FINAL : public SimpleEditCommand {
35public:
36    static PassRefPtrWillBeRawPtr<SetNodeAttributeCommand> create(PassRefPtrWillBeRawPtr<Element> element, const QualifiedName& attribute, const AtomicString& value)
37    {
38        return adoptRefWillBeNoop(new SetNodeAttributeCommand(element, attribute, value));
39    }
40
41    virtual void trace(Visitor*) OVERRIDE;
42
43private:
44    SetNodeAttributeCommand(PassRefPtrWillBeRawPtr<Element>, const QualifiedName& attribute, const AtomicString& value);
45
46    virtual void doApply() OVERRIDE;
47    virtual void doUnapply() OVERRIDE;
48
49    RefPtrWillBeMember<Element> m_element;
50    QualifiedName m_attribute;
51    AtomicString m_value;
52    AtomicString m_oldValue;
53};
54
55} // namespace blink
56
57#endif // SetNodeAttributeCommand_h
58