/*

 * 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 "JSEventTarget.h"

#include "DOMWindow.h"

#include "Document.h"

#include "JSDOMWindow.h"

#include "JSDOMWindowShell.h"

#include "JSEventListener.h"

#include "JSMessagePort.h"

#include "JSNode.h"

#if ENABLE(SHARED_WORKERS)

#include "JSSharedWorker.h"

#include "JSSharedWorkerContext.h"

#endif

#include "JSXMLHttpRequest.h"

#include "JSXMLHttpRequestUpload.h"

#include "MessagePort.h"

#if ENABLE(SHARED_WORKERS)

#include "SharedWorker.h"

#include "SharedWorkerContext.h"

#endif

#include "XMLHttpRequest.h"

#include "XMLHttpRequestUpload.h"

#if ENABLE(EVENTSOURCE)

#include "EventSource.h"

#include "JSEventSource.h"

#endif

#if ENABLE(OFFLINE_WEB_APPLICATIONS)

#include "DOMApplicationCache.h"

#include "JSDOMApplicationCache.h"

#endif

#if ENABLE(SVG)

#include "SVGElementInstance.h"

#include "JSSVGElementInstance.h"

#endif

#if ENABLE(WORKERS)

#include "DedicatedWorkerContext.h"

#include "JSDedicatedWorkerContext.h"

#include "JSWorker.h"

#include "Worker.h"

#endif

#if ENABLE(NOTIFICATIONS)

#include "JSNotification.h"

#include "Notification.h"

#endif

#if ENABLE(INDEXED_DATABASE)

#include "IDBRequest.h"

#include "JSIDBRequest.h"

#endif

#if ENABLE(WEB_SOCKETS)

#include "JSWebSocket.h"

#include "WebSocket.h"

#endif

#if ENABLE(FILE_READER)

#include "JSFileReader.h"

#include "FileReader.h"

#endif

using namespace JSC;

namespace WebCore {

JSValue toJS(ExecState* exec, JSDOMGlobalObject* globalObject, EventTarget* target)

{

    if (!target)

        return jsNull();

#if ENABLE(EVENTSOURCE)

    if (EventSource* eventSource = target->toEventSource())

        return toJS(exec, globalObject, eventSource);

#endif

#if ENABLE(SVG)

    // SVGElementInstance supports both toSVGElementInstance and toNode since so much mouse handling code depends on toNode returning a valid node.

    if (SVGElementInstance* instance = target->toSVGElementInstance())

        return toJS(exec, globalObject, instance);

#endif

    if (Node* node = target->toNode())

        return toJS(exec, globalObject, node);

    if (DOMWindow* domWindow = target->toDOMWindow())

        return toJS(exec, globalObject, domWindow);

    if (XMLHttpRequest* xhr = target->toXMLHttpRequest())

        return toJS(exec, globalObject, xhr);

    if (XMLHttpRequestUpload* upload = target->toXMLHttpRequestUpload())

        return toJS(exec, globalObject, upload);

#if ENABLE(OFFLINE_WEB_APPLICATIONS)

    if (DOMApplicationCache* cache = target->toDOMApplicationCache())

        return toJS(exec, globalObject, cache);

#endif

    if (MessagePort* messagePort = target->toMessagePort())

        return toJS(exec, globalObject, messagePort);

#if ENABLE(WORKERS)

    if (Worker* worker = target->toWorker())

        return toJS(exec, globalObject, worker);

    if (DedicatedWorkerContext* workerContext = target->toDedicatedWorkerContext())

        return toJSDOMGlobalObject(workerContext, exec);

#endif

#if ENABLE(SHARED_WORKERS)

    if (SharedWorker* sharedWorker = target->toSharedWorker())

        return toJS(exec, globalObject, sharedWorker);

    if (SharedWorkerContext* workerContext = target->toSharedWorkerContext())

        return toJSDOMGlobalObject(workerContext, exec);

#endif

#if ENABLE(NOTIFICATIONS)

    if (Notification* notification = target->toNotification())

        return toJS(exec, notification);

#endif

#if ENABLE(INDEXED_DATABASE)

    if (IDBRequest* idbRequest = target->toIDBRequest())

        return toJS(exec, idbRequest);

#endif

#if ENABLE(WEB_SOCKETS)

    if (WebSocket* webSocket = target->toWebSocket())

        return toJS(exec, webSocket);

#endif

#if ENABLE(FILE_READER)

    if (FileReader* fileReader = target->toFileReader())

        return toJS(exec, globalObject, fileReader);

#endif

    ASSERT_NOT_REACHED();

    return jsNull();

}

EventTarget* toEventTarget(JSC::JSValue value)

{

    #define CONVERT_TO_EVENT_TARGET(type) \

        if (value.inherits(&JS##type::s_info)) \

            return static_cast<JS##type*>(asObject(value))->impl();

    CONVERT_TO_EVENT_TARGET(Node)

    CONVERT_TO_EVENT_TARGET(XMLHttpRequest)

    CONVERT_TO_EVENT_TARGET(XMLHttpRequestUpload)

    CONVERT_TO_EVENT_TARGET(MessagePort)

    if (value.inherits(&JSDOMWindowShell::s_info))

        return static_cast<JSDOMWindowShell*>(asObject(value))->impl();

#if ENABLE(EVENTSOURCE)

    CONVERT_TO_EVENT_TARGET(EventSource)

#endif

#if ENABLE(OFFLINE_WEB_APPLICATIONS)

    CONVERT_TO_EVENT_TARGET(DOMApplicationCache)

#endif

#if ENABLE(SVG)

    CONVERT_TO_EVENT_TARGET(SVGElementInstance)

#endif

#if ENABLE(WORKERS)

    CONVERT_TO_EVENT_TARGET(Worker)

    CONVERT_TO_EVENT_TARGET(DedicatedWorkerContext)

#endif

#if ENABLE(SHARED_WORKERS)

    CONVERT_TO_EVENT_TARGET(SharedWorker)

    CONVERT_TO_EVENT_TARGET(SharedWorkerContext)

#endif

#if ENABLE(NOTIFICATIONS)

    CONVERT_TO_EVENT_TARGET(Notification)

#endif

#if ENABLE(WEB_SOCKETS)

    CONVERT_TO_EVENT_TARGET(WebSocket)

#endif

    return 0;

}

} // namespace WebCore