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27 #ifndef DBAUI_SCROLLHELPER_HXX
28 #define DBAUI_SCROLLHELPER_HXX
29 
30 #ifndef _LINK_HXX
31 #include <tools/link.hxx>
32 #endif
33 #ifndef _SV_GEN_HXX
34 #include <tools/gen.hxx>
35 #endif
36 #ifndef _SV_TIMER_HXX
37 #include <vcl/timer.hxx>
38 #endif
39 
40 namespace dbaui
41 {
42 	class OScrollHelper
43 	{
44 		Link	m_aUpScroll;
45 		Link	m_aDownScroll;
46 	public:
47 		/** default contructor
48 		*/
49 		OScrollHelper();
50 
51 		~OScrollHelper();
52 
53 		/** set the memthod which should be called when scrolling up
54 			@param	_rUpScroll
55 				the method to set
56 		*/
57 		inline void setUpScrollMethod( const Link& _rUpScroll )
58 		{
59 			m_aUpScroll = _rUpScroll;
60 		}
61 
62 		/** set the memthod which should be called when scrolling down
63 			@param	_rDownScroll
64 				the method to set
65 		*/
66 		inline void setDownScrollMethod( const Link& _rDownScroll )
67 		{
68 			m_aDownScroll = _rDownScroll;
69 		}
70 
71 		/** check if a scroll method has to be called
72 			@param	_rPoint
73 				the current selection point
74 			@param	_rOutputSize
75 				the output size of the window
76 		*/
77 		void scroll(const Point& _rPoint, const Size& _rOutputSize);
78 	};
79 }
80 #endif // DBAUI_SCROLLHELPER_HXX
81 
82