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/*
* 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 "core/editing/commands/ReplaceNodeWithSpanCommand.h"
#include "bindings/core/v8/ExceptionState.h"
#include "core/HTMLNames.h"
#include "core/editing/EditingUtilities.h"
#include "core/html/HTMLElement.h"
#include "core/html/HTMLSpanElement.h"
#include "wtf/Assertions.h"
namespace blink {
using namespace HTMLNames;
ReplaceNodeWithSpanCommand::ReplaceNodeWithSpanCommand(HTMLElement* element)
: SimpleEditCommand(element->document()), m_elementToReplace(element) {
DCHECK(m_elementToReplace);
}
static void swapInNodePreservingAttributesAndChildren(
HTMLElement* newElement,
HTMLElement& elementToReplace) {
DCHECK(elementToReplace.isConnected()) << elementToReplace;
ContainerNode* parentNode = elementToReplace.parentNode();
parentNode->insertBefore(newElement, &elementToReplace);
NodeVector children;
getChildNodes(elementToReplace, children);
for (const auto& child : children)
newElement->appendChild(child);
// FIXME: Fix this to send the proper MutationRecords when MutationObservers
// are present.
newElement->cloneDataFromElement(elementToReplace);
parentNode->removeChild(&elementToReplace, ASSERT_NO_EXCEPTION);
}
void ReplaceNodeWithSpanCommand::doApply(EditingState*) {
if (!m_elementToReplace->isConnected())
return;
if (!m_spanElement)
m_spanElement = HTMLSpanElement::create(m_elementToReplace->document());
swapInNodePreservingAttributesAndChildren(m_spanElement.get(),
*m_elementToReplace);
}
void ReplaceNodeWithSpanCommand::doUnapply() {
if (!m_spanElement->isConnected())
return;
swapInNodePreservingAttributesAndChildren(m_elementToReplace.get(),
*m_spanElement);
}
DEFINE_TRACE(ReplaceNodeWithSpanCommand) {
visitor->trace(m_elementToReplace);
visitor->trace(m_spanElement);
SimpleEditCommand::trace(visitor);
}
} // namespace blink
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