Source/WebCore/layout/layouttree/LayoutInitialContainingBlock.h

/*
 * Copyright (C) 2018-2020 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. AND ITS 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 APPLE INC. OR ITS 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.
 */

#pragma once

#if ENABLE(LAYOUT_FORMATTING_CONTEXT)

#include "LayoutContainerBox.h"
#include <wtf/IsoMalloc.h>

namespace WebCore {
namespace Layout {

class InitialContainingBlock final : public ContainerBox {
    WTF_MAKE_ISO_ALLOCATED(InitialContainingBlock);
public:
    InitialContainingBlock(RenderStyle&&, std::unique_ptr<RenderStyle>&& firstLineStyle = nullptr);
    virtual ~InitialContainingBlock() = default;

private:
    const ContainerBox& parent() const = delete;
    const Box* nextSibling() const = delete;
    const Box* nextInFlowSibling() const = delete;
    const Box* nextInFlowOrFloatingSibling() const = delete;
    const Box* previousSibling() const = delete;
    const Box* previousInFlowSibling() const = delete;
    const Box* previousInFlowOrFloatingSibling() const = delete;
    Box* nextSibling() = delete;
};

}
}

SPECIALIZE_TYPE_TRAITS_LAYOUT_BOX(InitialContainingBlock, isInitialContainingBlock())

#endif