RenderScrollbarTheme.h [plain text]
#ifndef RenderScrollbarTheme_h
#define RenderScrollbarTheme_h
#include "ScrollbarThemeComposite.h"
namespace WebCore {
class PlatformMouseEvent;
class Scrollbar;
class ScrollView;
class RenderScrollbarTheme final : public ScrollbarThemeComposite {
public:
virtual ~RenderScrollbarTheme() { }
virtual int scrollbarThickness(ScrollbarControlSize controlSize) override { return ScrollbarTheme::theme()->scrollbarThickness(controlSize); }
virtual ScrollbarButtonsPlacement buttonsPlacement() const override { return ScrollbarTheme::theme()->buttonsPlacement(); }
virtual bool supportsControlTints() const override { return true; }
virtual void paintScrollCorner(ScrollView*, GraphicsContext*, const IntRect& cornerRect) override;
virtual bool shouldCenterOnThumb(Scrollbar& scrollbar, const PlatformMouseEvent& event) override { return ScrollbarTheme::theme()->shouldCenterOnThumb(scrollbar, event); }
virtual double initialAutoscrollTimerDelay() override { return ScrollbarTheme::theme()->initialAutoscrollTimerDelay(); }
virtual double autoscrollTimerDelay() override { return ScrollbarTheme::theme()->autoscrollTimerDelay(); }
virtual void registerScrollbar(Scrollbar& scrollbar) override { return ScrollbarTheme::theme()->registerScrollbar(scrollbar); }
virtual void unregisterScrollbar(Scrollbar& scrollbar) override { return ScrollbarTheme::theme()->unregisterScrollbar(scrollbar); }
virtual int minimumThumbLength(Scrollbar&) override;
void buttonSizesAlongTrackAxis(Scrollbar&, int& beforeSize, int& afterSize);
static RenderScrollbarTheme* renderScrollbarTheme();
protected:
virtual bool hasButtons(Scrollbar&) override;
virtual bool hasThumb(Scrollbar&) override;
virtual IntRect backButtonRect(Scrollbar&, ScrollbarPart, bool painting = false) override;
virtual IntRect forwardButtonRect(Scrollbar&, ScrollbarPart, bool painting = false) override;
virtual IntRect trackRect(Scrollbar&, bool painting = false) override;
virtual void willPaintScrollbar(GraphicsContext&, Scrollbar&) override;
virtual void didPaintScrollbar(GraphicsContext&, Scrollbar&) override;
virtual void paintScrollbarBackground(GraphicsContext&, Scrollbar&) override;
virtual void paintTrackBackground(GraphicsContext&, Scrollbar&, const IntRect&) override;
virtual void paintTrackPiece(GraphicsContext&, Scrollbar&, const IntRect&, ScrollbarPart) override;
virtual void paintButton(GraphicsContext&, Scrollbar&, const IntRect&, ScrollbarPart) override;
virtual void paintThumb(GraphicsContext&, Scrollbar&, const IntRect&) override;
virtual void paintTickmarks(GraphicsContext&, Scrollbar&, const IntRect&) override;
virtual IntRect constrainTrackRectToTrackPieces(Scrollbar&, const IntRect&) override;
};
}
#endif // RenderScrollbarTheme_h