types: begin of slis_selfield,
         tabname type slis_tabname,
         tabindex like sy-tabix,
         sumindex like sy-tabix,
         endsum(1) type c,
         sel_tab_field type slis_sel_tab_field,
         value type slis_entry,
         before_action(1) type c,
         after_action(1) type c,
         refresh(1) type c,
         ignore_multi(1) type c, " ignore selection by checkboxes (F2)
         col_stable(1) type c,
         row_stable(1) type c,
*        colwidth_optimize(1) type c,
         exit(1) type c,
         fieldname type slis_fieldname,
         grouplevel type i,
         collect_from type i,
         collect_to type i,
       end of slis_selfield.