1/*
2 * Copyright (C) 2012 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
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WebScrollbarThemeClientImpl_h
27#define WebScrollbarThemeClientImpl_h
28
29#include "platform/PlatformExport.h"
30#include "platform/scroll/ScrollbarThemeClient.h"
31#include "public/platform/WebScrollbar.h"
32#include "wtf/Noncopyable.h"
33
34namespace blink {
35
36// Adapts a WebScrollbar to the ScrollbarThemeClient interface
37class PLATFORM_EXPORT WebScrollbarThemeClientImpl : public ScrollbarThemeClient {
38    WTF_MAKE_NONCOPYABLE(WebScrollbarThemeClientImpl);
39public:
40    // Caller must retain ownership of this pointer and ensure that its lifetime
41    // exceeds this instance.
42    WebScrollbarThemeClientImpl(WebScrollbar*);
43    virtual ~WebScrollbarThemeClientImpl();
44
45    // Implement ScrollbarThemeClient interface
46    virtual int x() const OVERRIDE;
47    virtual int y() const OVERRIDE;
48    virtual int width() const OVERRIDE;
49    virtual int height() const OVERRIDE;
50    virtual IntSize size() const OVERRIDE;
51    virtual IntPoint location() const OVERRIDE;
52    virtual Widget* parent() const OVERRIDE;
53    virtual Widget* root() const OVERRIDE;
54    virtual void setFrameRect(const IntRect&) OVERRIDE;
55    virtual IntRect frameRect() const OVERRIDE;
56    virtual void invalidate() OVERRIDE;
57    virtual void invalidateRect(const IntRect&) OVERRIDE;
58    virtual ScrollbarOverlayStyle scrollbarOverlayStyle() const OVERRIDE;
59    virtual void getTickmarks(Vector<IntRect>&) const OVERRIDE;
60    virtual bool isScrollableAreaActive() const OVERRIDE;
61    virtual bool isScrollViewScrollbar() const OVERRIDE;
62    virtual IntPoint convertFromContainingWindow(const IntPoint&) OVERRIDE;
63    virtual bool isCustomScrollbar() const OVERRIDE;
64    virtual ScrollbarOrientation orientation() const OVERRIDE;
65    virtual bool isLeftSideVerticalScrollbar() const OVERRIDE;
66    virtual int value() const OVERRIDE;
67    virtual float currentPos() const OVERRIDE;
68    virtual int visibleSize() const OVERRIDE;
69    virtual int totalSize() const OVERRIDE;
70    virtual int maximum() const OVERRIDE;
71    virtual ScrollbarControlSize controlSize() const OVERRIDE;
72    virtual ScrollbarPart pressedPart() const OVERRIDE;
73    virtual ScrollbarPart hoveredPart() const OVERRIDE;
74    virtual void styleChanged() OVERRIDE;
75    virtual bool enabled() const OVERRIDE;
76    virtual void setEnabled(bool) OVERRIDE;
77    virtual bool isOverlayScrollbar() const OVERRIDE;
78    virtual bool isAlphaLocked() const OVERRIDE;
79    virtual void setIsAlphaLocked(bool) OVERRIDE;
80
81private:
82    WebScrollbar* m_scrollbar;
83};
84
85} // namespace blink
86
87#endif // WebScrollbarThemeClientImpl_h
88