install a mousewheelcurrentpagelistener as a mousewheellistener concode_field_sep JScrollPane scrollpane concode_elem_sep CurrentPageChanger currentPageChanger concode_elem_sep boolean calculatingCurrentPage concode_field_sep void uninstall concode_elem_sep void mouseWheelMoved
Object function ( JScrollPane arg0 , CurrentPageChanger arg1 ) { MouseWheelCurrentPageListener loc0 = null ; if ( arg0 != null && arg1 != null ) { loc0 = new MouseWheelCurrentPageListener ( arg0 , arg1 ) ; arg0 . addMouseWheelListener ( loc0 ) ; } return loc0 ; }