Sorting in SALV Table

sort_salv.abap

REPORT  zsl_oop_salv_sort.
*----------------------------------------------------------------------*
*      Sorting in ALV report using factory class CL_SALV_TABLE         *
*----------------------------------------------------------------------*
*                    www.saplearners.com                               *
*----------------------------------------------------------------------*

*----------------------------------------------------------------------*
*       CLASS lcl_sflight DEFINITION
*----------------------------------------------------------------------*
*
*----------------------------------------------------------------------*
CLASS lcl_sflight DEFINITION.

  PUBLIC SECTION.
    TYPES: BEGIN OF lty_sflight,
           carrid	         TYPE s_carr_id,
           connid	         TYPE s_conn_id,
           fldate	         TYPE s_date,
           price           TYPE s_price,
           currency	       TYPE s_currcode,
           planetype       TYPE s_planetye,
           seatsmax	       TYPE s_seatsmax,
           seatsocc	       TYPE s_seatsocc,
           END OF lty_sflight.

    METHODS: get_sflight_data,
             get_alv_instance,
             display.

    DATA: lo_alv      TYPE REF TO cl_salv_table,
          gt_sflight TYPE STANDARD TABLE OF lty_sflight.

ENDCLASS.                    "lcl_sflight DEFINITION

*----------------------------------------------------------------------*
*       CLASS lcl_sflight IMPLEMENTATION
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*
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CLASS lcl_sflight IMPLEMENTATION.

* Get SFLIGHT data
  METHOD get_sflight_data.
    SELECT carrid connid fldate price currency planetype seatsmax
           seatsocc INTO TABLE me->gt_sflight
                    FROM sflight
                    WHERE carrid IN ('AA', 'JL' ).
  ENDMETHOD.                    "get_sflight_data

* Get ALV instance
  METHOD get_alv_instance.
    TRY.
        CALL METHOD cl_salv_table=>factory
          IMPORTING
            r_salv_table = lo_alv
          CHANGING
            t_table      = gt_sflight.
      CATCH cx_salv_msg.
    ENDTRY.

  ENDMETHOD.                    "get_alv_instance

* Display ALV
  METHOD display.
    CALL METHOD lo_alv->display.
  ENDMETHOD.                    "display
ENDCLASS.                    "lcl_sflight IMPLEMENTATION



START-OF-SELECTION.
  DATA: lo_cl_sflight     TYPE REF TO lcl_sflight,
        lo_sorts          TYPE REF TO cl_salv_sorts.

  CREATE OBJECT lo_cl_sflight.

* Get the Data for ALV report
  lo_cl_sflight->get_sflight_data( ).

* Get ALV instance
  lo_cl_sflight->get_alv_instance( ).

*// Sorting
**// 1. Get Sorting Object of the ALV
  CALL METHOD lo_cl_sflight->lo_alv->get_sorts
    RECEIVING
      value = lo_sorts.

**// 2.Specify the column for sorting
  TRY.
      CALL METHOD lo_sorts->add_sort
        EXPORTING
          columnname = 'CARRID'
*         position   =
          sequence   = if_salv_c_sort=>sort_up.
*        subtotal   = IF_SALV_C_BOOL_SAP=>FALSE
*        group      = IF_SALV_C_SORT=>GROUP_NONE
*        obligatory = IF_SALV_C_BOOL_SAP=>FALSE.
    CATCH cx_salv_not_found .
    CATCH cx_salv_existing .
    CATCH cx_salv_data_error .
  ENDTRY.

* Display ALV report
  lo_cl_sflight->display( ).