Source/WebCore/bindings/js/JSCustomPositionErrorCallback.cpp

/*
 * Copyright (C) 2008 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. ``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
 * 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"
#include "JSCustomPositionErrorCallback.h"

#if ENABLE(GEOLOCATION)

#include "Frame.h"
#include "JSPositionError.h"
#include <runtime/JSLock.h>

namespace WebCore {
    
using namespace JSC;

JSCustomPositionErrorCallback::JSCustomPositionErrorCallback(JSObject* callback, JSDOMGlobalObject* globalObject)
    : PositionErrorCallback(globalObject->scriptExecutionContext())
    , m_data(callback, globalObject)
{
}

void JSCustomPositionErrorCallback::handleEvent(PositionError* positionError)
{
    // ActiveDOMObject will null our pointer to the ScriptExecutionContext when it goes away.
    if (!scriptExecutionContext())
        return;

    RefPtr<JSCustomPositionErrorCallback> protect(this);

    JSC::JSLock lock(SilenceAssertionsOnly);
    ExecState* exec = m_data.globalObject()->globalExec();
    MarkedArgumentBuffer args;
    args.append(toJS(exec, deprecatedGlobalObjectForPrototype(exec), positionError));
    
    m_data.invokeCallback(args);
}
    
} // namespace WebCore

#endif // ENABLE(GEOLOCATION)