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/*
* Copyright (C) 2005, 2008 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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 "InsertNodeBeforeCommand.h"
#include "Document.h"
#include "ExceptionCodePlaceholder.h"
#include "RenderElement.h"
#include "Text.h"
#include "htmlediting.h"
namespace WebCore {
InsertNodeBeforeCommand::InsertNodeBeforeCommand(RefPtr<Node>&& insertChild, RefPtr<Node>&& refChild, ShouldAssumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable, EditAction editingAction)
: SimpleEditCommand(refChild->document(), editingAction)
, m_insertChild(insertChild)
, m_refChild(refChild)
, m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable)
{
ASSERT(m_insertChild);
ASSERT(!m_insertChild->parentNode());
ASSERT(m_refChild);
ASSERT(m_refChild->parentNode());
ASSERT(m_refChild->parentNode()->hasEditableStyle() || !m_refChild->parentNode()->renderer());
}
void InsertNodeBeforeCommand::doApply()
{
ContainerNode* parent = m_refChild->parentNode();
if (!parent || (m_shouldAssumeContentIsAlwaysEditable == DoNotAssumeContentIsAlwaysEditable && !isEditableNode(*parent)))
return;
ASSERT(isEditableNode(*parent));
parent->insertBefore(*m_insertChild, m_refChild.get(), IGNORE_EXCEPTION);
if (shouldPostAccessibilityNotification()) {
Position position = is<Text>(m_insertChild.get()) ? Position(downcast<Text>(m_insertChild.get()), 0) : createLegacyEditingPosition(m_insertChild.get(), 0);
notifyAccessibilityForTextChange(m_insertChild.get(), applyEditType(), m_insertChild->nodeValue(), VisiblePosition(position));
}
}
void InsertNodeBeforeCommand::doUnapply()
{
if (!isEditableNode(*m_insertChild))
return;
// Need to notify this before actually deleting the text
if (shouldPostAccessibilityNotification()) {
Position position = is<Text>(m_insertChild.get()) ? Position(downcast<Text>(m_insertChild.get()), 0) : createLegacyEditingPosition(m_insertChild.get(), 0);
notifyAccessibilityForTextChange(m_insertChild.get(), unapplyEditType(), m_insertChild->nodeValue(), VisiblePosition(position));
}
m_insertChild->remove(IGNORE_EXCEPTION);
}
#ifndef NDEBUG
void InsertNodeBeforeCommand::getNodesInCommand(HashSet<Node*>& nodes)
{
addNodeAndDescendants(m_insertChild.get(), nodes);
addNodeAndDescendants(m_refChild.get(), nodes);
}
#endif
}
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