anchor.diff:          lv_key   = iv_getdata.
           lcl_app=>user( )->unhide( lv_key ).
           ev_state = gc_event_state-re_render.
  +      WHEN 'refresh'.
  +        lv_key = iv_getdata.
  +        IF lv_key IS INITIAL. " Refresh all or single
  +          lcl_app=>repo_srv( )->refresh( ).
  +        ELSE.
  +          lcl_app=>repo_srv( )->get( lv_key )->refresh( ).
  +        ENDIF.
  +        ev_state = gc_event_state-re_render.
   
           " Repository online actions
         WHEN 'pull'.
  
positive.code: 
      startup( ).
  
    ENDMETHOD.
  
  
    METHOD show_url.
  
      mo_html_viewer->show_url( iv_url ).
  
    ENDMETHOD.
  
    METHOD on_event.
  
  
negative.code: 
      ASSERT sy-subrc = 0. " Image data error
  
    ENDMETHOD.                  "cache_image
  
  ENDCLASS.                     "lcl_gui IMPLEMENTATION
  
  CLASS lcl_gui_page_super DEFINITION ABSTRACT.
    PUBLIC SECTION.
  