WebCore/dom/MessageEvent.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 01:32:07 +0300
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/*
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 * Copyright (C) 2007 Henry Mason (hmason@mac.com)
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 * Copyright (C) 2003, 2005, 2006, 2007, 2008 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 COMPUTER, INC. ``AS IS'' AND ANY
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 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
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 *
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 */
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#include "config.h"
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#include "MessageEvent.h"
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#include "DOMWindow.h"
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#include "EventNames.h"
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namespace WebCore {
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MessageEvent::MessageEvent()
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    : m_data(SerializedScriptValue::create())
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{
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}
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MessageEvent::MessageEvent(PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, PassRefPtr<DOMWindow> source, PassOwnPtr<MessagePortArray> ports)
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    : Event(eventNames().messageEvent, false, false)
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    , m_data(data)
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    , m_origin(origin)
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    , m_lastEventId(lastEventId)
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    , m_source(source)
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    , m_ports(ports)
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{
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}
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MessageEvent::~MessageEvent()
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{
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}
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void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, DOMWindow* source, PassOwnPtr<MessagePortArray> ports)
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{
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    if (dispatched())
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        return;
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    initEvent(type, canBubble, cancelable);
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    m_data = data;
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    m_origin = origin;
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    m_lastEventId = lastEventId;
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    m_source = source;
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    m_ports = ports;
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}
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// FIXME: remove this when we update the ObjC bindings (bug #28774).
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MessagePort* MessageEvent::messagePort()
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{
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    if (!m_ports)
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        return 0;
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    ASSERT(m_ports->size() == 1);
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    return (*m_ports)[0].get();
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}
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void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, DOMWindow* source, MessagePort* port)
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{
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    MessagePortArray* ports = 0;
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    if (port) {
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        ports = new MessagePortArray();
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        ports->append(port);
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    }
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    initMessageEvent(type, canBubble, cancelable, data, origin, lastEventId, source, ports);
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}
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bool MessageEvent::isMessageEvent() const 
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{
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    return true;
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}
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} // namespace WebCore