Interactive report using Hotspot and GET cursor

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*& Report  ZINTDEMO
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REPORT  ZINTDEMO.
DATA : IT_MARA TYPE TABLE OF MARA,
       WA_MARA TYPE MARA,
       IT_MAKT TYPE TABLE OF MAKT,
       WA_MAKT TYPE MAKT.
DATA : FNAM(20), FVAL(30).

SELECT-OPTIONS : S_MATNR FOR WA_MARA-MATNR.

INITIALIZATION.

AT SELECTION-SCREEN.
  PERFORM VALIDATE_INPUT.

START-OF-SELECTION.
  PERFORM GET_DATA.
  PERFORM DISPLAY_DATA.

TOP-OF-PAGE.
  PERFORM DISPLAY_TOPOFPAGE.

AT LINE-SELECTION.
  PERFORM DISPLAY_SECONDLIST.

TOP-OF-PAGE DURING LINE-SELECTION.
  PERFORM LINE_TOPOFPAGE.
FORM VALIDATE_INPUT .
  IF S_MATNR IS INITIAL.
    MESSAGE 'Enter material' TYPE 'E'.
  ENDIF.
ENDFORM.
FORM GET_DATA .
  SELECT * FROM MARA INTO TABLE IT_MARA WHERE MATNR IN S_MATNR.
ENDFORM.
FORM DISPLAY_DATA .
  LOOP AT IT_MARA INTO WA_MARA.
    WRITE:/  WA_MARA-MATNR HOTSPOT on,
             WA_MARA-MTART,
             WA_MARA-MATKL,
             WA_MARA-MEINS.
  ENDLOOP.
ENDFORM.
FORM DISPLAY_SECONDLIST.

  GET CURSOR FIELD FNAM VALUE FVAL.
  CONDENSE FNAM.
  CONDENSE FVAL.
  IF FNAM = 'WA_MARA-MATNR'.
    SELECT SINGLE * FROM MARA INTO WA_MARA WHERE MATNR = FVAL .
    WRITE:/ WA_MARA-MATNR, WA_MARA-MBRSH, WA_MARA-MTART, WA_MARA-MATKL, WA_MARA-MEINS, WA_MARA-ERSDA, WA_MARA-ERNAM.

  ENDIF.

ENDFORM.
FORM DISPLAY_TOPOFPAGE .
  WRITE:/ 'Material Details' COLOR 4.
 ULINE .
ENDFORM.
FORM LINE_TOPOFPAGE .
  IF FNAM = 'WA_MARA-MATNR'.
    WRITE:/ 'Material details ', WA_MARA-MATNR COLOR 5.

ULINE.

  ENDIF.
ENDFORM.