jscustomvoidcallback.h

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

/*
 * Copyright (C) 2007, 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.
 * 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;
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 */

#ifndef JSCustomVoidCallback_h
#define JSCustomVoidCallback_h

#include "VoidCallback.h"

#include <runtime/JSObject.h>
#include <runtime/Protect.h>
#include <wtf/Forward.h>

namespace WebCore {
    
    class Frame;
    
    class JSCustomVoidCallback : public VoidCallback {
    public: 
        static PassRefPtr<JSCustomVoidCallback> create(JSC::JSObject* callback, Frame* frame)
        {
            return adoptRef(new JSCustomVoidCallback(callback, frame));
        }
        
        virtual void handleEvent();
        
    private:
        JSCustomVoidCallback(JSC::JSObject* callback, Frame*);

        JSC::ProtectedPtr<JSC::JSObject> m_callback;
        RefPtr<Frame> m_frame;
    };

    PassRefPtr<VoidCallback> toVoidCallback(JSC::ExecState*, JSC::JSValuePtr);

} // namespace WebCore

#endif // JSCustomVoidCallback_h