virtual bool ScrollPages(int pages);
// redraw the specified line
- void RefreshLine(size_t line);
+ virtual void RefreshLine(size_t line);
// redraw all lines in the specified range (inclusive)
- void RefreshLines(size_t from, size_t to);
+ virtual void RefreshLines(size_t from, size_t to);
// return the item at the specified (in physical coordinates) position or.