1/*
2 * Copyright (c) 2009, Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef ScrollbarThemeChromiumWin_h
32#define ScrollbarThemeChromiumWin_h
33
34#include "ScrollbarThemeChromium.h"
35
36namespace WebCore {
37    class ScrollbarThemeChromiumWin : public ScrollbarThemeChromium {
38    public:
39        virtual int scrollbarThickness(ScrollbarControlSize);
40        virtual bool invalidateOnMouseEnterExit();
41        virtual bool shouldSnapBackToDragOrigin(Scrollbar*, const PlatformMouseEvent&);
42
43    protected:
44        virtual void paintTrackPiece(GraphicsContext*, Scrollbar*, const IntRect&, ScrollbarPart);
45        virtual void paintButton(GraphicsContext*, Scrollbar*, const IntRect&, ScrollbarPart);
46        virtual void paintThumb(GraphicsContext*, Scrollbar*, const IntRect&);
47        virtual bool shouldCenterOnThumb(Scrollbar*, const PlatformMouseEvent&);
48        virtual IntSize buttonSize(Scrollbar*);
49
50    private:
51        int getThemeState(Scrollbar*, ScrollbarPart) const;
52        int getThemeArrowState(Scrollbar*, ScrollbarPart) const;
53        int getClassicThemeState(Scrollbar*, ScrollbarPart) const;
54    };
55} // namespace WebCore
56
57#endif
58