EventContext.h   [plain text]

/*
 * 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:
 * 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 COMPUTER, 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 COMPUTER, 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
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 *
 */

#ifndef EventContext_h
#define EventContext_h

#include <wtf/RefPtr.h>

namespace WebCore {

class EventTarget;
class Event;
class Node;

class EventContext {
public:
    // FIXME: Use ContainerNode instead of Node.
    EventContext(PassRefPtr<Node>, PassRefPtr<EventTarget> currentTarget, PassRefPtr<EventTarget> target);

    Node* node() const;
    EventTarget* target() const;
    bool currentTargetSameAsTarget() const;
    void handleLocalEvents(Event*) const;

private:
    RefPtr<Node> m_node;
    RefPtr<EventTarget> m_currentTarget;
    RefPtr<EventTarget> m_target;
};

inline Node* EventContext::node() const
{
    return m_node.get();
}

inline EventTarget* EventContext::target() const
{
    return m_target.get();
}

inline bool EventContext::currentTargetSameAsTarget() const
{
    return m_currentTarget.get() == m_target.get();
}

}

#endif // EventContext_h