1/*
2 * Copyright (C) 2005, 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#include "config.h"
27#include "RemoveNodeCommand.h"
28
29#include "Node.h"
30#include <wtf/Assertions.h>
31
32namespace WebCore {
33
34RemoveNodeCommand::RemoveNodeCommand(PassRefPtr<Node> node)
35    : SimpleEditCommand(node->document())
36    , m_node(node)
37{
38    ASSERT(m_node);
39    ASSERT(m_node->parentNode());
40}
41
42void RemoveNodeCommand::doApply()
43{
44    ContainerNode* parent = m_node->parentNode();
45    if (!parent || !parent->rendererIsEditable())
46        return;
47
48    m_parent = parent;
49    m_refChild = m_node->nextSibling();
50
51    ExceptionCode ec;
52    m_node->remove(ec);
53}
54
55void RemoveNodeCommand::doUnapply()
56{
57    RefPtr<ContainerNode> parent = m_parent.release();
58    RefPtr<Node> refChild = m_refChild.release();
59    if (!parent || !parent->rendererIsEditable())
60        return;
61
62    ExceptionCode ec;
63    parent->insertBefore(m_node.get(), refChild.get(), ec);
64}
65
66}
67