This source file includes following definitions.
- m_atChild
- executeApply
- doApply
- doUnapply
- doReapply
#include "config.h"
#include "core/editing/SplitElementCommand.h"
#include "HTMLNames.h"
#include "bindings/v8/ExceptionState.h"
#include "bindings/v8/ExceptionStatePlaceholder.h"
#include "core/dom/Element.h"
#include "wtf/Assertions.h"
namespace WebCore {
SplitElementCommand::SplitElementCommand(PassRefPtr<Element> element, PassRefPtr<Node> atChild)
: SimpleEditCommand(element->document())
, m_element2(element)
, m_atChild(atChild)
{
ASSERT(m_element2);
ASSERT(m_atChild);
ASSERT(m_atChild->parentNode() == m_element2);
}
void SplitElementCommand::executeApply()
{
if (m_atChild->parentNode() != m_element2)
return;
Vector<RefPtr<Node> > children;
for (Node* node = m_element2->firstChild(); node != m_atChild; node = node->nextSibling())
children.append(node);
TrackExceptionState exceptionState;
ContainerNode* parent = m_element2->parentNode();
if (!parent || !parent->rendererIsEditable())
return;
parent->insertBefore(m_element1.get(), m_element2.get(), exceptionState);
if (exceptionState.hadException())
return;
m_element2->removeAttribute(HTMLNames::idAttr);
size_t size = children.size();
for (size_t i = 0; i < size; ++i)
m_element1->appendChild(children[i], exceptionState);
}
void SplitElementCommand::doApply()
{
m_element1 = m_element2->cloneElementWithoutChildren();
executeApply();
}
void SplitElementCommand::doUnapply()
{
if (!m_element1 || !m_element1->rendererIsEditable() || !m_element2->rendererIsEditable())
return;
Vector<RefPtr<Node> > children;
for (Node* node = m_element1->firstChild(); node; node = node->nextSibling())
children.append(node);
RefPtr<Node> refChild = m_element2->firstChild();
size_t size = children.size();
for (size_t i = 0; i < size; ++i)
m_element2->insertBefore(children[i].get(), refChild.get(), IGNORE_EXCEPTION);
const AtomicString& id = m_element1->getAttribute(HTMLNames::idAttr);
if (!id.isNull())
m_element2->setAttribute(HTMLNames::idAttr, id);
m_element1->remove(IGNORE_EXCEPTION);
}
void SplitElementCommand::doReapply()
{
if (!m_element1)
return;
executeApply();
}
}