WebScrollbarImpl.h [plain text]
#ifndef WebScrollbarImpl_h
#define WebScrollbarImpl_h
#include "ScrollableArea.h"
#include "WebScrollbar.h"
#include <wtf/RefPtr.h>
namespace WebCore {
class Scrollbar;
}
namespace WebKit {
class WebScrollbarImpl : public WebScrollbar,
public WebCore::ScrollableArea {
public:
WebScrollbarImpl(WebScrollbarClient*, Orientation orientation);
~WebScrollbarImpl();
virtual void setLocation(const WebRect&);
virtual int value() const;
virtual void setValue(int position);
virtual void setDocumentSize(int size);
virtual void scroll(ScrollDirection, ScrollGranularity, float multiplier);
virtual void paint(WebCanvas*, const WebRect&);
virtual bool handleInputEvent(const WebInputEvent&);
virtual int scrollSize(WebCore::ScrollbarOrientation) const;
virtual int scrollPosition(WebCore::Scrollbar*) const;
virtual void setScrollOffset(const WebCore::IntPoint&);
virtual void invalidateScrollbarRect(WebCore::Scrollbar*, const WebCore::IntRect&);
virtual void invalidateScrollCornerRect(const WebCore::IntRect&);
virtual bool isActive() const;
virtual WebCore::IntRect scrollCornerRect() const { return WebCore::IntRect(); }
virtual bool isScrollCornerVisible() const;
virtual void getTickmarks(Vector<WebCore::IntRect>&) const;
virtual WebCore::Scrollbar* horizontalScrollbar() const;
virtual WebCore::Scrollbar* verticalScrollbar() const;
private:
bool onMouseDown(const WebInputEvent& event);
bool onMouseUp(const WebInputEvent& event);
bool onMouseMove(const WebInputEvent& event);
bool onMouseLeave(const WebInputEvent& event);
bool onMouseWheel(const WebInputEvent& event);
bool onKeyDown(const WebInputEvent& event);
WebScrollbarClient* m_client;
int m_scrollOffset;
RefPtr<WebCore::Scrollbar> m_scrollbar;
};
}
#endif