C++程序  |  74行  |  2.77 KB

/*
 * Copyright 2010, The Android Open Source Project
 *
 * 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.
 *  * 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 THE COPYRIGHT HOLDERS ``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, 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.
 */

#include "config.h"

#if ENABLE(EVENTSOURCE)
#include "V8EventSource.h"

#include "EventSource.h"

#include "V8Binding.h"
#include "V8Proxy.h"

namespace WebCore {

v8::Handle<v8::Value> V8EventSource::addEventListenerCallback(const v8::Arguments& args)
{
    INC_STATS("DOM.EventSource.addEventListener()");
    EventSource* eventSource = V8EventSource::toNative(args.Holder());

    RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(eventSource, args[1], false, ListenerFindOrCreate);
    if (listener) {
        String type = toWebCoreString(args[0]);
        bool useCapture = args[2]->BooleanValue();
        eventSource->addEventListener(type, listener, useCapture);

        createHiddenDependency(args.Holder(), args[1], cacheIndex);
    }
    return v8::Undefined();
}

v8::Handle<v8::Value> V8EventSource::removeEventListenerCallback(const v8::Arguments& args)
{
    INC_STATS("DOM.EventSource.removeEventListener()");
    EventSource* eventSource = V8EventSource::toNative(args.Holder());

    RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(eventSource, args[1], false, ListenerFindOnly);
    if (listener) {
        String type = toWebCoreString(args[0]);
        bool useCapture = args[2]->BooleanValue();
        eventSource->removeEventListener(type, listener.get(), useCapture);

        removeHiddenDependency(args.Holder(), args[1], cacheIndex);
    }

    return v8::Undefined();
}

} // namespace WebCore

#endif // ENABLE(EVENTSOURCE)