How Alternate rows to be colored in an ALV Grid report?

Question

How Alternate rows to be colored  in an ALV Grid report?

Answer 1

hi,
try this
TABLES:     ekko.
TYPE-POOLS: slis.                                 "ALV Declarations
*Data Declaration
TYPES: BEGIN OF t_ekko,
  ebeln TYPE ekpo-ebeln,
  ebelp TYPE ekpo-ebelp,
  statu TYPE ekpo-statu,
  aedat TYPE ekpo-aedat,
  matnr TYPE ekpo-matnr,
  menge TYPE ekpo-menge,
  meins TYPE ekpo-meins,
  netpr TYPE ekpo-netpr,
  peinh TYPE ekpo-peinh,
  line_color(4) TYPE c,     "Used to store row color attributes
END OF t_ekko.
DATA: it_ekko TYPE STANDARD TABLE OF t_ekko INITIAL SIZE 0,
      wa_ekko TYPE t_ekko.
*ALV data declarations
DATA: fieldcatalog TYPE slis_t_fieldcat_alv WITH HEADER LINE,
      gd_tab_group TYPE slis_t_sp_group_alv,
      gd_layout    TYPE slis_layout_alv,
      gd_repid     LIKE sy-repid.
*Start-of-selection.
START-OF-SELECTION.
  PERFORM data_retrieval.
  PERFORM build_fieldcatalog.
  PERFORM build_layout.
  PERFORM display_alv_report.
*&      Form  BUILD_FIELDCATALOG
      Build Fieldcatalog for ALV Report
FORM build_fieldcatalog.
  fieldcatalog-fieldname   = 'EBELN'.
  fieldcatalog-seltext_m   = 'Purchase Order'.
  fieldcatalog-col_pos     = 0.
  fieldcatalog-outputlen   = 10.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'EBELP'.
  fieldcatalog-seltext_m   = 'PO Item'.
  fieldcatalog-col_pos     = 1.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'STATU'.
  fieldcatalog-seltext_m   = 'Status'.
  fieldcatalog-col_pos     = 2.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'AEDAT'.
  fieldcatalog-seltext_m   = 'Item change date'.
  fieldcatalog-col_pos     = 3.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'MATNR'.
  fieldcatalog-seltext_m   = 'Material Number'.
  fieldcatalog-col_pos     = 4.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'MENGE'.
  fieldcatalog-seltext_m   = 'PO quantity'.
  fieldcatalog-col_pos     = 5.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'MEINS'.
  fieldcatalog-seltext_m   = 'Order Unit'.
  fieldcatalog-col_pos     = 6.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'NETPR'.
  fieldcatalog-seltext_m   = 'Net Price'.
  fieldcatalog-col_pos     = 7.
  fieldcatalog-outputlen   = 15.
  fieldcatalog-datatype     = 'CURR'.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
  fieldcatalog-fieldname   = 'PEINH'.
  fieldcatalog-seltext_m   = 'Price Unit'.
  fieldcatalog-col_pos     = 8.
  APPEND fieldcatalog TO fieldcatalog.
  CLEAR  fieldcatalog.
ENDFORM.                    " BUILD_FIELDCATALOG
*&      Form  BUILD_LAYOUT
      Build layout for ALV grid report
FORM build_layout.
  gd_layout-no_input          = 'X'.
  gd_layout-colwidth_optimize = 'X'.
  gd_layout-info_fieldname =      'LINE_COLOR'.
ENDFORM.                    " BUILD_LAYOUT
*&      Form  DISPLAY_ALV_REPORT
      Display report using ALV grid
FORM display_alv_report.
  gd_repid = sy-repid.
  CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
    EXPORTING
      i_callback_program = gd_repid
      is_layout          = gd_layout
      it_fieldcat        = fieldcatalog[]
      i_save             = 'X'
    TABLES
      t_outtab           = it_ekko
    EXCEPTIONS
      program_error      = 1
      OTHERS             = 2.
  IF sy-subrc <> 0.
MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
        WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.
ENDFORM.                    " DISPLAY_ALV_REPORT
*&      Form  DATA_RETRIEVAL
      Retrieve data form EKPO table and populate itab it_ekko
FORM data_retrieval.
  DATA: ld_color(1) TYPE c.
  SELECT ebeln ebelp statu aedat matnr menge meins netpr peinh
   UP TO 10 ROWS
    FROM ekpo
    INTO TABLE it_ekko.
*Populate field with color attributes
  LOOP AT it_ekko INTO wa_ekko.
Populate color variable with colour properties
Char 1 = C (This is a color property)
Char 2 = 3 (Color codes: 1 - 7)
Char 3 = Intensified on/off ( 1 or 0 )
Char 4 = Inverse display on/off ( 1 or 0 )
          i.e. wa_ekko-line_color = 'C410'
    ld_color = ld_color + 1.
Only 7 colours so need to reset color value
    IF ld_color = 8.
      ld_color = 1.
    ENDIF.
    CONCATENATE 'C' ld_color '10' INTO wa_ekko-line_color.
wa_ekko-line_color = 'C410'.
    MODIFY it_ekko FROM wa_ekko.
  ENDLOOP.
ENDFORM.                    " DATA_RETRIEVAL