2 * Copyright (C) 2018 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
28 #include "Connection.h"
29 #include "WebBackForwardListItem.h"
30 #include <WebCore/SecurityOriginData.h>
31 #include <wtf/RefCounted.h>
32 #include <wtf/WeakPtr.h>
37 class WebProcessProxy;
39 class SuspendedPageProxy final: public IPC::MessageReceiver, public CanMakeWeakPtr<SuspendedPageProxy> {
41 SuspendedPageProxy(WebPageProxy&, Ref<WebProcessProxy>&&, WebBackForwardListItem&, uint64_t mainFrameID);
42 ~SuspendedPageProxy();
44 WebPageProxy& page() const { return m_page; }
45 WebProcessProxy& process() { return m_process.get(); }
46 uint64_t mainFrameID() const { return m_mainFrameID; }
47 const WebCore::SecurityOriginData& origin() const { return m_origin; }
49 void tearDownDrawingAreaInWebProcess();
54 const char* loggingString() const;
60 // IPC::MessageReceiver
61 void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
62 void didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder>&) final;
65 Ref<WebProcessProxy> m_process;
66 uint64_t m_mainFrameID;
67 WebCore::SecurityOriginData m_origin;
69 bool m_isSuspended { true };
72 bool m_finishedSuspending { false };