1/*
2 * Copyright (C) 2014 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
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.
12 *
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
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef UserMessageHandlerDescriptor_h
27#define UserMessageHandlerDescriptor_h
28
29#if ENABLE(USER_MESSAGE_HANDLERS)
30
31#include <wtf/PassRefPtr.h>
32#include <wtf/RefCounted.h>
33#include <wtf/RefPtr.h>
34#include <wtf/text/AtomicString.h>
35
36namespace WebCore {
37
38class Frame;
39class DOMWrapperWorld;
40class UserMessageHandler;
41class SerializedScriptValue;
42
43class UserMessageHandlerDescriptor : public RefCounted<UserMessageHandlerDescriptor> {
44public:
45    class Client {
46    public:
47        virtual ~Client() { }
48        virtual void didPostMessage(UserMessageHandler&, SerializedScriptValue*) = 0;
49    };
50
51    static PassRefPtr<UserMessageHandlerDescriptor> create(const AtomicString& name, DOMWrapperWorld& world, Client& client)
52    {
53        return adoptRef(new UserMessageHandlerDescriptor(name, world, client));
54    }
55    ~UserMessageHandlerDescriptor();
56
57    const AtomicString& name();
58    DOMWrapperWorld& world();
59
60    Client& client() const { return m_client; }
61
62private:
63    explicit UserMessageHandlerDescriptor(const AtomicString&, DOMWrapperWorld&, Client&);
64
65    AtomicString m_name;
66    Ref<DOMWrapperWorld> m_world;
67    Client& m_client;
68};
69
70} // namespace WebCore
71
72#endif // ENABLE(USER_MESSAGE_HANDLERS)
73#endif // UserMessageHandlerDescriptor_h
74