Call transaction

some time requirementst to call the standared transacation code throw alv reports may this short text code help you how to call transaction throw alv reports 

this code belong onloy how already know abap programming 

FORM user_command1 USING ucomm    TYPE sy-ucomm
      selfield TYPE slis_selfield.                          "#EC CALLED

  CASE ucomm.
    WHEN '&IC1'.
      READ TABLE it_rfq INTO wa_rfq INDEX selfield-tabindex.
      IF sy-subrc EQ 0.
        IF selfield-fieldname = 'EBELN'            " RFQ Number
        AND NOT wa_rfq-ebeln IS INITIAL.
          SET PARAMETER ID 'ANF' FIELD wa_rfq-ebeln.
          CALL TRANSACTION 'ME43' AND SKIP FIRST SCREEN.

        ELSEIF selfield-fieldname = 'MATNR'.  " Internal Material Number
          SET PARAMETER ID 'MAT' FIELD wa_rfq-matnr.
          CALL TRANSACTION 'MM03' AND SKIP FIRST SCREEN.

        ELSEIF selfield-fieldname = 'EMATN'.       " MPN Material Number
          SET PARAMETER ID 'MAT' FIELD wa_rfq-ematn.
          CALL TRANSACTION 'MM03' AND SKIP FIRST SCREEN.

        ELSEIF selfield-fieldname = 'LIFNR'.       " Manufacturer
          SET PARAMETER ID 'LIF' FIELD wa_rfq-lifnr.
          CALL TRANSACTION 'MK03' AND SKIP FIRST SCREEN.
        ELSEIF selfield-fieldname = 'MFRNR'.       " Manufacturer
          SET PARAMETER ID 'LIF' FIELD wa_rfq-mfrnr.
          CALL TRANSACTION 'MK03' AND SKIP FIRST SCREEN.
        ENDIF.
      ENDIF.
  ENDCASE.

ENDFORM.