/*
 * Copyright (C) 2010 Google 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:
 *
 *     * 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.
 *     * Neither the name of Google Inc. 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 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
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 */

#ifndef WebWorkerBase_h
#define WebWorkerBase_h

#include "WebCommonWorkerClient.h"
#include "core/dom/ExecutionContext.h"
#include "core/workers/WorkerLoaderProxy.h"
#include "core/workers/WorkerObjectProxy.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/RefPtr.h"


namespace WebKit {
class WebView;

// Base class for WebSharedWorkerImpl, WebWorkerClientImpl and (defunct) WebWorkerImpl
// containing common interface for shared workers and dedicated in-proc workers implementation.
//
// FIXME: Rename this class into WebWorkerBase, merge existing WebWorkerBase and WebSharedWorker.
class WebWorkerBase {
public:
    virtual WebCore::WorkerLoaderProxy* workerLoaderProxy() = 0;
    virtual WebCommonWorkerClient* commonClient() = 0;
    virtual WebView* view() const = 0;

    // Executes the given task on the main thread.
    static void dispatchTaskToMainThread(PassOwnPtr<WebCore::ExecutionContextTask>);
};

} // namespace WebKit

#endif