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/*
* Copyright (C) 2014 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.
*/
#ifndef UserMessageHandlerDescriptor_h
#define UserMessageHandlerDescriptor_h
#if ENABLE(USER_MESSAGE_HANDLERS)
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
#include <wtf/text/AtomicString.h>
namespace WebCore {
class Frame;
class DOMWrapperWorld;
class UserMessageHandler;
class SerializedScriptValue;
class UserMessageHandlerDescriptor : public RefCounted<UserMessageHandlerDescriptor> {
public:
class Client {
public:
virtual ~Client() { }
virtual void didPostMessage(UserMessageHandler&, SerializedScriptValue*) = 0;
};
static Ref<UserMessageHandlerDescriptor> create(const AtomicString& name, DOMWrapperWorld& world, Client& client)
{
return adoptRef(*new UserMessageHandlerDescriptor(name, world, client));
}
WEBCORE_EXPORT ~UserMessageHandlerDescriptor();
const AtomicString& name();
DOMWrapperWorld& world();
Client* client() const { return m_client; }
void invalidateClient() { m_client = nullptr; }
private:
WEBCORE_EXPORT explicit UserMessageHandlerDescriptor(const AtomicString&, DOMWrapperWorld&, Client&);
AtomicString m_name;
Ref<DOMWrapperWorld> m_world;
Client* m_client;
};
} // namespace WebCore
#endif // ENABLE(USER_MESSAGE_HANDLERS)
#endif // UserMessageHandlerDescriptor_h
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