Source/web/EventListenerWrapper.cpp

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER OR 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,
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#include "config.h"
#include "web/EventListenerWrapper.h"

#include "core/events/Event.h"

#include "public/web/WebDOMEvent.h"
#include "public/web/WebDOMEventListener.h"

using namespace WebCore;

namespace blink {

EventListenerWrapper::EventListenerWrapper(WebDOMEventListener* webDOMEventListener)
    : EventListener(EventListener::NativeEventListenerType)
    , m_webDOMEventListener(webDOMEventListener)
{
}

EventListenerWrapper::~EventListenerWrapper()
{
    if (m_webDOMEventListener)
        m_webDOMEventListener->notifyEventListenerDeleted(this);
}

bool EventListenerWrapper::operator==(const EventListener& listener)
{
    return this == &listener;
}

void EventListenerWrapper::handleEvent(ExecutionContext* context, Event* event)
{
    if (!m_webDOMEventListener)
        return;
    WebDOMEvent webDOMEvent(event);
    m_webDOMEventListener->handleEvent(webDOMEvent);
}

void EventListenerWrapper::webDOMEventListenerDeleted()
{
    m_webDOMEventListener = 0;
}

} // namespace blink