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 UserMessageHandler_h 27#define UserMessageHandler_h 28 29#if ENABLE(USER_MESSAGE_HANDLERS) 30 31#include "FrameDestructionObserver.h" 32#include "UserMessageHandlerDescriptor.h" 33#include <bindings/ScriptValue.h> 34 35namespace WebCore { 36 37class UserMessageHandler : public RefCounted<UserMessageHandler>, public FrameDestructionObserver { 38public: 39 static PassRef<UserMessageHandler> create(Frame& frame, UserMessageHandlerDescriptor& descriptor) 40 { 41 return adoptRef(*new UserMessageHandler(frame, descriptor)); 42 } 43 virtual ~UserMessageHandler(); 44 45 void postMessage(PassRefPtr<SerializedScriptValue>); 46 47 const AtomicString& name(); 48 DOMWrapperWorld& world(); 49 50private: 51 UserMessageHandler(Frame&, UserMessageHandlerDescriptor&); 52 53 Ref<UserMessageHandlerDescriptor> m_descriptor; 54}; 55 56} // namespace WebCore 57 58#endif // ENABLE(USER_MESSAGE_HANDLERS) 59#endif // UserMessageHandler_h 60