InsertNodeBeforeCommand.cpp   [plain text]

/*
 * Copyright (C) 2005, 2008 Apple Inc. All rights reserved.
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#include "config.h"
#include "InsertNodeBeforeCommand.h"

#include "Document.h"
#include "Editing.h"
#include "RenderElement.h"
#include "Text.h"

namespace WebCore {

InsertNodeBeforeCommand::InsertNodeBeforeCommand(Ref<Node>&& insertChild, Node& refChild, ShouldAssumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable, EditAction editingAction)
    : SimpleEditCommand(refChild.document(), editingAction)
    , m_insertChild(WTFMove(insertChild))
    , m_refChild(refChild)
    , m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable)
{
    ASSERT(!m_insertChild->parentNode());
    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.ptr());
}

void InsertNodeBeforeCommand::doUnapply()
{
    if (!isEditableNode(m_insertChild))
        return;

    m_insertChild->remove();
}

#ifndef NDEBUG
void InsertNodeBeforeCommand::getNodesInCommand(HashSet<Node*>& nodes)
{
    addNodeAndDescendants(m_insertChild.ptr(), nodes);
    addNodeAndDescendants(m_refChild.ptr(), nodes);
}
#endif

}