Dynpro - read listbox value selected

" Ajouter un Fonction CODE sur la listBox : FC_LIST , un nom : LB_LIST
" VALUE_table table utilisé lors de l'alimentation avec VRM_SET_VALUES

 IF sy-ucomm = 'FC_LIST'.
     "here MY_LISTBOX either has 0 or 1, if you want to get corresponding TEXT for that simply read table
     READ TABLE value_tab WITH KEY key = 'LB_LIST'.
     "key value is stored in MY_LISTBOX
     "text value for that key is stored in VALUE_TAB-TEXT, so you get your answer how to get selected value
  ENDIF.