1 /*
2 * Copyright (c) 2009 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 #include "config.h"
32 #include "core/editing/ReplaceNodeWithSpanCommand.h"
33
34 #include "HTMLNames.h"
35 #include "bindings/v8/ExceptionStatePlaceholder.h"
36 #include "core/editing/htmlediting.h"
37 #include "core/html/HTMLElement.h"
38 #include "wtf/Assertions.h"
39
40 namespace WebCore {
41
42 using namespace HTMLNames;
43
ReplaceNodeWithSpanCommand(PassRefPtr<HTMLElement> element)44 ReplaceNodeWithSpanCommand::ReplaceNodeWithSpanCommand(PassRefPtr<HTMLElement> element)
45 : SimpleEditCommand(element->document())
46 , m_elementToReplace(element)
47 {
48 ASSERT(m_elementToReplace);
49 }
50
swapInNodePreservingAttributesAndChildren(HTMLElement * newNode,HTMLElement & nodeToReplace)51 static void swapInNodePreservingAttributesAndChildren(HTMLElement* newNode, HTMLElement& nodeToReplace)
52 {
53 ASSERT(nodeToReplace.inDocument());
54 RefPtr<ContainerNode> parentNode = nodeToReplace.parentNode();
55 parentNode->insertBefore(newNode, &nodeToReplace);
56
57 NodeVector children;
58 getChildNodes(nodeToReplace, children);
59 for (size_t i = 0; i < children.size(); ++i)
60 newNode->appendChild(children[i]);
61
62 // FIXME: Fix this to send the proper MutationRecords when MutationObservers are present.
63 newNode->cloneDataFromElement(nodeToReplace);
64
65 parentNode->removeChild(&nodeToReplace, ASSERT_NO_EXCEPTION);
66 }
67
doApply()68 void ReplaceNodeWithSpanCommand::doApply()
69 {
70 if (!m_elementToReplace->inDocument())
71 return;
72 if (!m_spanElement)
73 m_spanElement = createHTMLElement(m_elementToReplace->document(), spanTag);
74 swapInNodePreservingAttributesAndChildren(m_spanElement.get(), *m_elementToReplace);
75 }
76
doUnapply()77 void ReplaceNodeWithSpanCommand::doUnapply()
78 {
79 if (!m_spanElement->inDocument())
80 return;
81 swapInNodePreservingAttributesAndChildren(m_elementToReplace.get(), *m_spanElement);
82 }
83
84 } // namespace WebCore
85