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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 "RemoveNodeCommand.h"
#include "Editing.h"
#include "RenderElement.h"
#include <wtf/Assertions.h>
namespace WebCore {
RemoveNodeCommand::RemoveNodeCommand(Ref<Node>&& node, ShouldAssumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable, EditAction editingAction)
: SimpleEditCommand(node->document(), editingAction)
, m_node(WTFMove(node))
, m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable)
{
ASSERT(m_node->parentNode());
}
void RemoveNodeCommand::doApply()
{
ContainerNode* parent = m_node->parentNode();
if (!parent || (m_shouldAssumeContentIsAlwaysEditable == DoNotAssumeContentIsAlwaysEditable
&& !isEditableNode(*parent) && parent->renderer()))
return;
ASSERT(isEditableNode(*parent) || !parent->renderer());
m_parent = parent;
m_refChild = m_node->nextSibling();
m_node->remove();
}
void RemoveNodeCommand::doUnapply()
{
RefPtr<ContainerNode> parent = WTFMove(m_parent);
RefPtr<Node> refChild = WTFMove(m_refChild);
if (!parent || !parent->hasEditableStyle())
return;
parent->insertBefore(m_node, refChild.get());
}
#ifndef NDEBUG
void RemoveNodeCommand::getNodesInCommand(HashSet<Node*>& nodes)
{
addNodeAndDescendants(m_parent.get(), nodes);
addNodeAndDescendants(m_refChild.get(), nodes);
addNodeAndDescendants(m_node.ptr(), nodes);
}
#endif
}