/*
 * Copyright (c) 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.
 *     * 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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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

#ifndef ScrollbarThemeChromiumWin_h
#define ScrollbarThemeChromiumWin_h

#include "ScrollbarThemeChromium.h"

namespace WebCore {
    class ScrollbarThemeChromiumWin : public ScrollbarThemeChromium {
    public:
        virtual int scrollbarThickness(ScrollbarControlSize);
        virtual bool invalidateOnMouseEnterExit();
        virtual bool shouldSnapBackToDragOrigin(ScrollbarThemeClient*, const PlatformMouseEvent&);

    protected:
        virtual void paintTrackPiece(GraphicsContext*, ScrollbarThemeClient*, const IntRect&, ScrollbarPart);
        virtual void paintButton(GraphicsContext*, ScrollbarThemeClient*, const IntRect&, ScrollbarPart);
        virtual void paintThumb(GraphicsContext*, ScrollbarThemeClient*, const IntRect&);
        virtual bool shouldCenterOnThumb(ScrollbarThemeClient*, const PlatformMouseEvent&);
        virtual IntSize buttonSize(ScrollbarThemeClient*);

    private:
        int getThemeState(ScrollbarThemeClient*, ScrollbarPart) const;
        int getThemeArrowState(ScrollbarThemeClient*, ScrollbarPart) const;
        int getClassicThemeState(ScrollbarThemeClient*, ScrollbarPart) const;
    };
} // namespace WebCore

#endif
