/*
 * Copyright (C) 2006, 2007, 2008, 2009 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.
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 * 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 V8EventListener_h
#define V8EventListener_h

#include "V8AbstractEventListener.h"
#include <v8.h>
#include <wtf/PassRefPtr.h>

namespace WebCore {

    class Event;
    class Frame;

    // V8EventListener is a wrapper of a JS object implements EventListener interface (has handleEvent(event) method), or a JS function
    // that can handle the event.
    class V8EventListener : public V8AbstractEventListener {
    public:
        static PassRefPtr<V8EventListener> create(v8::Local<v8::Object> listener, bool isAttribute, const WorldContextHandle& worldContext)
        {
            return adoptRef(new V8EventListener(listener, isAttribute, worldContext));
        }

    protected:
        V8EventListener(v8::Local<v8::Object> listener, bool isAttribute, const WorldContextHandle& worldContext);

        v8::Local<v8::Function> getListenerFunction(ScriptExecutionContext*);

        virtual v8::Local<v8::Value> callListenerFunction(ScriptExecutionContext*, v8::Handle<v8::Value> jsEvent, Event*);
     };

} // namespace WebCore

#endif // V8EventListener_h