blob: 662415b60c8f494f276415384d45d04ba9d28aa2 [file] [log] [blame]
/*
* Copyright (c) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "ReplaceNodeWithSpanCommand.h"
#include "htmlediting.h"
#include "HTMLElement.h"
#include "HTMLNames.h"
#include <wtf/Assertions.h>
namespace WebCore {
using namespace HTMLNames;
ReplaceNodeWithSpanCommand::ReplaceNodeWithSpanCommand(PassRefPtr<HTMLElement> element)
: SimpleEditCommand(element->document())
, m_elementToReplace(element)
{
ASSERT(m_elementToReplace);
}
static void swapInNodePreservingAttributesAndChildren(HTMLElement* newNode, HTMLElement* nodeToReplace)
{
ASSERT(nodeToReplace->inDocument());
ExceptionCode ec = 0;
ContainerNode* parentNode = nodeToReplace->parentNode();
parentNode->insertBefore(newNode, nodeToReplace, ec);
ASSERT(!ec);
RefPtr<Node> nextChild;
for (Node* child = nodeToReplace->firstChild(); child; child = nextChild.get()) {
nextChild = child->nextSibling();
newNode->appendChild(child, ec);
ASSERT(!ec);
}
newNode->attributes()->setAttributes(*nodeToReplace->attributes());
parentNode->removeChild(nodeToReplace, ec);
ASSERT(!ec);
}
void ReplaceNodeWithSpanCommand::doApply()
{
if (!m_elementToReplace->inDocument())
return;
if (!m_spanElement)
m_spanElement = createHTMLElement(m_elementToReplace->document(), spanTag);
swapInNodePreservingAttributesAndChildren(m_spanElement.get(), m_elementToReplace.get());
}
void ReplaceNodeWithSpanCommand::doUnapply()
{
if (!m_spanElement->inDocument())
return;
swapInNodePreservingAttributesAndChildren(m_elementToReplace.get(), m_spanElement.get());
}
} // namespace WebCore