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 "core/editing/WrapContentsInDummySpanCommand.h"
28
29 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
30 #include "core/editing/ApplyStyleCommand.h"
31 #include "core/html/HTMLSpanElement.h"
32
33 namespace blink {
34
WrapContentsInDummySpanCommand(PassRefPtrWillBeRawPtr<Element> element)35 WrapContentsInDummySpanCommand::WrapContentsInDummySpanCommand(PassRefPtrWillBeRawPtr<Element> element)
36 : SimpleEditCommand(element->document())
37 , m_element(element)
38 {
39 ASSERT(m_element);
40 }
41
executeApply()42 void WrapContentsInDummySpanCommand::executeApply()
43 {
44 NodeVector children;
45 getChildNodes(*m_element, children);
46
47 size_t size = children.size();
48 for (size_t i = 0; i < size; ++i)
49 m_dummySpan->appendChild(children[i].release(), IGNORE_EXCEPTION);
50
51 m_element->appendChild(m_dummySpan.get(), IGNORE_EXCEPTION);
52 }
53
doApply()54 void WrapContentsInDummySpanCommand::doApply()
55 {
56 m_dummySpan = createStyleSpanElement(document());
57
58 executeApply();
59 }
60
doUnapply()61 void WrapContentsInDummySpanCommand::doUnapply()
62 {
63 ASSERT(m_element);
64
65 if (!m_dummySpan || !m_element->hasEditableStyle())
66 return;
67
68 NodeVector children;
69 getChildNodes(*m_dummySpan, children);
70
71 size_t size = children.size();
72 for (size_t i = 0; i < size; ++i)
73 m_element->appendChild(children[i].release(), IGNORE_EXCEPTION);
74
75 m_dummySpan->remove(IGNORE_EXCEPTION);
76 }
77
doReapply()78 void WrapContentsInDummySpanCommand::doReapply()
79 {
80 ASSERT(m_element);
81
82 if (!m_dummySpan || !m_element->hasEditableStyle())
83 return;
84
85 executeApply();
86 }
87
trace(Visitor * visitor)88 void WrapContentsInDummySpanCommand::trace(Visitor* visitor)
89 {
90 visitor->trace(m_element);
91 visitor->trace(m_dummySpan);
92 SimpleEditCommand::trace(visitor);
93 }
94
95 } // namespace blink
96