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#ifndef DBAUI_SCROLLHELPER_HXX
#define DBAUI_SCROLLHELPER_HXX

#include <tools/link.hxx>
#include <tools/gen.hxx>
#include <vcl/timer.hxx>

namespace dbaui
{
    class OScrollHelper
    {
        Link    m_aUpScroll;
        Link    m_aDownScroll;
    public:
        /** default contructor
        */
        OScrollHelper();

        ~OScrollHelper();

        /** set the memthod which should be called when scrolling up
            @param  _rUpScroll
                the method to set
        */
        inline void setUpScrollMethod( const Link& _rUpScroll )
        {
            m_aUpScroll = _rUpScroll;
        }

        /** set the memthod which should be called when scrolling down
            @param  _rDownScroll
                the method to set
        */
        inline void setDownScrollMethod( const Link& _rDownScroll )
        {
            m_aDownScroll = _rDownScroll;
        }

        /** check if a scroll method has to be called
            @param  _rPoint
                the current selection point
            @param  _rOutputSize
                the output size of the window
        */
        void scroll(const Point& _rPoint, const Size& _rOutputSize);
    };
}
#endif // DBAUI_SCROLLHELPER_HXX

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