/*

 * Copyright (C) 2007, 2008, 2009 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.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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 "JSCallbackData.h"

#include "Document.h"

#include "JSDOMBinding.h"

#include "JSMainThreadExecState.h"

using namespace JSC;

namespace WebCore {

void JSCallbackData::deleteData(void* context)

{

    delete static_cast<JSCallbackData*>(context);

}

JSValue JSCallbackData::invokeCallback(MarkedArgumentBuffer& args, bool* raisedException)

{

    ASSERT(callback());

    ASSERT(globalObject());

    ExecState* exec = globalObject()->globalExec();

    JSValue function = callback()->get(exec, Identifier(exec, "handleEvent"));

    CallData callData;

    CallType callType = getCallData(function, callData);

    if (callType == CallTypeNone) {

        callType = callback()->getCallData(callData);

        if (callType == CallTypeNone)

            return JSValue();

        function = callback();

    }

    globalObject()->globalData()->timeoutChecker.start();

    ScriptExecutionContext* context = globalObject()->scriptExecutionContext();

    // We will fail to get the context if the frame has been detached.

    if (!context)

        return JSValue();

    JSValue result = context->isDocument() 

        ? JSMainThreadExecState::call(exec, function, callType, callData, callback(), args)

        : JSC::call(exec, function, callType, callData, callback(), args);

    globalObject()->globalData()->timeoutChecker.stop();

    Document::updateStyleForAllDocuments();

    if (exec->hadException()) {

        reportCurrentException(exec);

        if (raisedException)

            *raisedException = true;

        return result;

    }

    return result;

}

} // namespace WebCore