63 lines
2.5 KiB
C++
63 lines
2.5 KiB
C++
/*
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* Copyright (C) 2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <WebCore/BackForwardItemIdentifier.h>
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#include <WebCore/ProcessIdentifier.h>
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#include <wtf/Forward.h>
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#include <wtf/RunLoop.h>
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namespace WebKit {
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class SuspendedPageProxy;
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class WebBackForwardCache;
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class WebProcessProxy;
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class WebBackForwardCacheEntry {
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WTF_MAKE_FAST_ALLOCATED;
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public:
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WebBackForwardCacheEntry(WebBackForwardCache&, WebCore::BackForwardItemIdentifier, WebCore::ProcessIdentifier, std::unique_ptr<SuspendedPageProxy>&& = nullptr);
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~WebBackForwardCacheEntry();
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WebBackForwardCache& backForwardCache() const { return m_backForwardCache; }
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SuspendedPageProxy* suspendedPage() const { return m_suspendedPage.get(); }
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std::unique_ptr<SuspendedPageProxy> takeSuspendedPage();
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WebCore::ProcessIdentifier processIdentifier() const { return m_processIdentifier; }
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WebProcessProxy& process() const;
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private:
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void expirationTimerFired();
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WebBackForwardCache& m_backForwardCache;
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WebCore::ProcessIdentifier m_processIdentifier;
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WebCore::BackForwardItemIdentifier m_backForwardItemID;
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std::unique_ptr<SuspendedPageProxy> m_suspendedPage;
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RunLoop::Timer<WebBackForwardCacheEntry> m_expirationTimer;
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};
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} // namespace WebKit
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