WrapContentsInDummySpanCommand.cpp revision 2bde8e466a4451c7319e3a072d118917957d6554 
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 "WrapContentsInDummySpanCommand.h"
28
29#include "ApplyStyleCommand.h"
30#include "HTMLElement.h"
31
32namespace WebCore {
33
34WrapContentsInDummySpanCommand::WrapContentsInDummySpanCommand(PassRefPtr<Element> element)
35    : SimpleEditCommand(element->document())
36    , m_element(element)
37{
38    ASSERT(m_element);
39}
40
41void WrapContentsInDummySpanCommand::executeApply()
42{
43    Vector<RefPtr<Node> > children;
44    for (Node* child = m_element->firstChild(); child; child = child->nextSibling())
45        children.append(child);
46
47    ExceptionCode ec;
48
49    size_t size = children.size();
50    for (size_t i = 0; i < size; ++i)
51        m_dummySpan->appendChild(children[i].release(), ec);
52
53    m_element->appendChild(m_dummySpan.get(), ec);
54}
55
56void WrapContentsInDummySpanCommand::doApply()
57{
58    m_dummySpan = createStyleSpanElement(document());
59
60    executeApply();
61}
62
63void WrapContentsInDummySpanCommand::doUnapply()
64{
65    ASSERT(m_element);
66
67    if (!m_dummySpan || !m_element->rendererIsEditable())
68        return;
69
70    Vector<RefPtr<Node> > children;
71    for (Node* child = m_dummySpan->firstChild(); child; child = child->nextSibling())
72        children.append(child);
73
74    ExceptionCode ec;
75
76    size_t size = children.size();
77    for (size_t i = 0; i < size; ++i)
78        m_element->appendChild(children[i].release(), ec);
79
80    m_dummySpan->remove(ec);
81}
82
83void WrapContentsInDummySpanCommand::doReapply()
84{
85    ASSERT(m_element);
86
87    if (!m_dummySpan || !m_element->rendererIsEditable())
88        return;
89
90    executeApply();
91}
92
93} // namespace WebCore
94