REPORT ZSUBSCREEN.

 TABLES: USR02,       "Logon data
         SSCRFIELDS.  "FIELDS ON SELECTION SCREENS
 *---------------------------------------------------------------
 * SUBSCREEN 1
 *---------------------------------------------------------------
 SELECTION-SCREEN BEGIN OF SCREEN 100 AS SUBSCREEN.
 SELECTION-SCREEN BEGIN OF BLOCK B1 WITH FRAME TITLE TEXT-010.
    SELECT-OPTIONS: USERNAME FOR USR02-BNAME.
 SELECTION-SCREEN END OF BLOCK B1.
 SELECTION-SCREEN END OF SCREEN 100.

 *---------------------------------------------------------------
 * SUBSCREEN 2
 *---------------------------------------------------------------
 SELECTION-SCREEN BEGIN OF SCREEN 200 AS SUBSCREEN.
 SELECTION-SCREEN BEGIN OF BLOCK B2 WITH FRAME TITLE TEXT-020.
    SELECT-OPTIONS: LASTLOGI FOR USR02-TRDAT.
 SELECTION-SCREEN END OF BLOCK B2.
 SELECTION-SCREEN END OF SCREEN 200.

 *---------------------------------------------------------------
 * SUBSCREEN 3
 *---------------------------------------------------------------
 SELECTION-SCREEN BEGIN OF SCREEN 300 AS SUBSCREEN.
 SELECTION-SCREEN BEGIN OF BLOCK B3 WITH FRAME TITLE TEXT-030.
    SELECT-OPTIONS: CLASSTYP FOR USR02-CLASS.
 SELECTION-SCREEN END OF BLOCK B3.
 SELECTION-SCREEN END OF SCREEN 300.

 * STANDARD SELECTION SCREEN FOR SCROLLING LEFT AND RIGHT
 SELECTION-SCREEN: FUNCTION KEY 1,
                   FUNCTION KEY 2.

 SELECTION-SCREEN: BEGIN OF TABBED BLOCK SUB FOR 15 LINES,
                   END OF BLOCK SUB.

 START-OF-SELECTION.
     SELECT * FROM USR02 WHERE BNAME IN USERNAME
                           AND ERDAT IN LASTLOGI
                           AND CLASS IN CLASSTYP.
        WRITE: / 'User ', USR02-BNAME,
                 'Last Login Date ', USR02-TRDAT,
                 'Last Login Time ', USR02-LTIME,
                 'CLASS ', USR02-CLASS.
     ENDSELECT.
 END-OF-SELECTION.

 INITIALIZATION.
 * SCREEN ICON LEFT AND RIGHT
   SSCRFIELDS-FUNCTXT_01 = '@0D@'.
   SSCRFIELDS-FUNCTXT_02 = '@0E@'.
   SUB-PROG = SY-REPID.
   SUB-DYNNR = 100.

 AT SELECTION-SCREEN.
   CASE SY-DYNNR.

     WHEN 100.
       IF SSCRFIELDS-UCOMM = 'FC01'.
         SUB-DYNNR = 300.
       ELSEIF SSCRFIELDS-UCOMM = 'FC02'.
         SUB-DYNNR = 200.
       ENDIF.

     WHEN 200.
       IF SSCRFIELDS-UCOMM = 'FC01'.
         SUB-DYNNR = 100.
       ELSEIF SSCRFIELDS-UCOMM = 'FC02'.
         SUB-DYNNR = 300.
       ENDIF.

     WHEN 300.
       IF SSCRFIELDS-UCOMM = 'FC01'.
         SUB-DYNNR = 200.
       ELSEIF SSCRFIELDS-UCOMM = 'FC02'.
         SUB-DYNNR = 100.
       ENDIF.

   ENDCASE.