/* * Copyright (C) 2016-2020 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 #include "AbstractRange.h" #include "SimpleRange.h" namespace WebCore { template<typename> class ExceptionOr; class StaticRange final : public AbstractRange, public SimpleRange { WTF_MAKE_ISO_ALLOCATED(StaticRange); public: struct Init { RefPtr<Node> startContainer; unsigned startOffset { 0 }; RefPtr<Node> endContainer; unsigned endOffset { 0 }; }; static ExceptionOr<Ref<StaticRange>> create(Init&&); WEBCORE_EXPORT static Ref<StaticRange> create(const SimpleRange&); static Ref<StaticRange> create(SimpleRange&&); Node& startContainer() const final { return SimpleRange::startContainer(); } unsigned startOffset() const final { return SimpleRange::startOffset(); } Node& endContainer() const final { return SimpleRange::endContainer(); } unsigned endOffset() const final { return SimpleRange::endOffset(); } bool collapsed() const final { return SimpleRange::collapsed(); } private: StaticRange(SimpleRange&&); bool isLiveRange() const final { return false; } }; } SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::StaticRange) static bool isType(const WebCore::AbstractRange& range) { return !range.isLiveRange(); } SPECIALIZE_TYPE_TRAITS_END()