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26 #ifndef ScrollbarGroup_h
27 #define ScrollbarGroup_h
29 #include "platform/scroll/ScrollableArea.h"
31 #include "wtf/RefPtr.h"
36 class WebPluginScrollbarImpl;
38 class ScrollbarGroup FINAL : public ScrollableArea {
40 ScrollbarGroup(FrameView*, const IntRect& frameRect);
41 virtual ~ScrollbarGroup();
43 void scrollbarCreated(WebPluginScrollbarImpl*);
44 void scrollbarDestroyed(WebPluginScrollbarImpl*);
45 void setLastMousePosition(const IntPoint&);
46 void setFrameRect(const IntRect&);
48 // ScrollableArea methods
49 virtual int scrollSize(ScrollbarOrientation) const OVERRIDE;
50 virtual void setScrollOffset(const IntPoint&) OVERRIDE;
51 virtual void invalidateScrollbarRect(Scrollbar*, const IntRect&) OVERRIDE;
52 virtual void invalidateScrollCornerRect(const IntRect&) OVERRIDE;
53 virtual bool isActive() const OVERRIDE;
54 virtual IntRect scrollCornerRect() const OVERRIDE { return IntRect(); }
55 virtual bool isScrollCornerVisible() const OVERRIDE;
56 virtual void getTickmarks(Vector<IntRect>&) const OVERRIDE;
57 virtual IntPoint convertFromContainingViewToScrollbar(const Scrollbar*, const IntPoint& parentPoint) const OVERRIDE;
58 virtual Scrollbar* horizontalScrollbar() const OVERRIDE;
59 virtual Scrollbar* verticalScrollbar() const OVERRIDE;
60 virtual IntPoint scrollPosition() const OVERRIDE;
61 virtual IntPoint minimumScrollPosition() const OVERRIDE;
62 virtual IntPoint maximumScrollPosition() const OVERRIDE;
63 virtual int visibleHeight() const OVERRIDE;
64 virtual int visibleWidth() const OVERRIDE;
65 virtual IntSize contentsSize() const OVERRIDE;
66 virtual IntSize overhangAmount() const OVERRIDE;
67 virtual IntPoint lastKnownMousePosition() const OVERRIDE;
68 virtual bool shouldSuspendScrollAnimations() const OVERRIDE;
69 virtual void scrollbarStyleChanged() OVERRIDE;
70 virtual bool scrollbarsCanBeActive() const OVERRIDE;
71 virtual IntRect scrollableAreaBoundingBox() const OVERRIDE;
72 virtual bool userInputScrollable(ScrollbarOrientation) const OVERRIDE;
73 virtual bool shouldPlaceVerticalScrollbarOnLeft() const OVERRIDE;
74 virtual int pageStep(ScrollbarOrientation) const OVERRIDE;
77 FrameView* m_frameView;
78 IntPoint m_lastMousePosition;
80 WebPluginScrollbarImpl* m_horizontalScrollbar;
81 WebPluginScrollbarImpl* m_verticalScrollbar;