Adding header to alv(factory) in container

Question

Hi frends!
How can I add a header to alv in container using factory method?

Answer 1

You can use splitter. For example :
REPORT  ZCE_TEST2.
DATA: IT_FLIGHT TYPE TABLE OF SFLIGHT.
DATA: OK_CODE LIKE SY-UCOMM,
SAVE_OK LIKE SY-UCOMM.
DATA:  G_CONTAINER TYPE SCRFNAME VALUE 'CONTROL',
O_DYNDOC_ID  TYPE REF TO CL_DD_DOCUMENT,
O_SPLITTER   TYPE REF TO CL_GUI_SPLITTER_CONTAINER,
O_PARENT_GRID TYPE REF TO CL_GUI_CONTAINER,
O_PARENT_TOP TYPE REF TO CL_GUI_CONTAINER,
O_HTML_CNTRL TYPE REF TO CL_GUI_HTML_VIEWER.
CLASS LCL_EVENT_HANDLER DEFINITION .
PUBLIC SECTION .
METHODS:
TOP_OF_PAGE FOR EVENT TOP_OF_PAGE
       OF CL_GUI_ALV_GRID
       IMPORTING E_DYNDOC_ID.
ENDCLASS.             "lcl_event_handler DEFINITION
CLASS LCL_EVENT_HANDLER IMPLEMENTATION.
METHOD TOP_OF_PAGE.
PERFORM EVENT_TOP_OF_PAGE USING O_DYNDOC_ID.
ENDMETHOD.                            "top_of_page
ENDCLASS.       "LCL_EVENT_HANDLER IMPLEMENTATION
DATA: G_CUSTOM_CONTAINER TYPE REF TO CL_GUI_CUSTOM_CONTAINER,
      G_HANDLER TYPE REF TO LCL_EVENT_HANDLER. "handler
START-OF-SELECTION.
SELECT *
FROM SFLIGHT
UP TO 20 ROWS
INTO TABLE IT_FLIGHT.
END-OF-SELECTION.
IF NOT IT_FLIGHT[] IS INITIAL.
CALL SCREEN 100.
ELSE.
MESSAGE  'NO DATA FOR THE SELECTION' TYPE 'I'.
ENDIF.
MODULE STATUS_0100 OUTPUT.
SET PF-STATUS 'STATUS'.
SET TITLEBAR 'TITLE'.
IF G_CUSTOM_CONTAINER IS INITIAL.
PERFORM CREATE_AND_INIT_ALV.
ENDIF.
ENDMODULE.                 " STATUS_0100  OUTPUT
MODULE USER_COMMAND_0100 INPUT.
CASE SY-UCOMM.
WHEN 'BACK'.
LEAVE TO SCREEN 0.
ENDCASE.
ENDMODULE.                 " USER_COMMAND_0100  INPUT
FORM CREATE_AND_INIT_ALV .
DATA: G_GRID TYPE REF TO CL_GUI_ALV_GRID.
CREATE OBJECT G_CUSTOM_CONTAINER
EXPORTING CONTAINER_NAME = G_CONTAINER.
Create TOP-Document
CREATE OBJECT O_DYNDOC_ID
EXPORTING STYLE = 'ALV_GRID'.
Create Splitter for custom_container
CREATE OBJECT O_SPLITTER
EXPORTING PARENT  = G_CUSTOM_CONTAINER
ROWS    = 2
COLUMNS = 1.
  CALL METHOD O_SPLITTER->GET_CONTAINER
    EXPORTING
    ROW = 1
    COLUMN = 1
    RECEIVING
    CONTAINER = O_PARENT_TOP.
  CALL METHOD O_SPLITTER->GET_CONTAINER
    EXPORTING
    ROW = 2
    COLUMN = 1
    RECEIVING
    CONTAINER = O_PARENT_GRID.
Set height for g_parent_html
  CALL METHOD O_SPLITTER->SET_ROW_HEIGHT
    EXPORTING
    ID = 1
    HEIGHT = 5.
CREATE OBJECT G_GRID
EXPORTING I_PARENT = O_PARENT_GRID.
CREATE OBJECT G_HANDLER.
SET HANDLER G_HANDLER->TOP_OF_PAGE FOR G_GRID.
*Calling the Method for ALV output
  CALL METHOD G_GRID->SET_TABLE_FOR_FIRST_DISPLAY
    EXPORTING
    I_STRUCTURE_NAME = 'SFLIGHT'
    CHANGING
    IT_OUTTAB = IT_FLIGHT[].
  CALL METHOD O_DYNDOC_ID->INITIALIZE_DOCUMENT
    EXPORTING
    BACKGROUND_COLOR = CL_DD_AREA=>COL_TEXTAREA.
Processing events
  CALL METHOD G_GRID->LIST_PROCESSING_EVENTS
    EXPORTING
    I_EVENT_NAME = 'TOP_OF_PAGE'
    I_DYNDOC_ID = O_DYNDOC_ID.
ENDFORM.                     "CREATE_AND_INIT_ALV
FORM EVENT_TOP_OF_PAGE USING   DG_DYNDOC_ID TYPE REF TO CL_DD_DOCUMENT.
DATA : DL_TEXT(255) TYPE C.  "Text
  CALL METHOD DG_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = 'Flight Details'
    SAP_STYLE = CL_DD_AREA=>HEADING
    SAP_FONTSIZE = CL_DD_AREA=>LARGE
    SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
  CALL METHOD DG_DYNDOC_ID->ADD_GAP
    EXPORTING
    WIDTH = 200.
  CALL METHOD O_DYNDOC_ID->ADD_PICTURE
    EXPORTING
    PICTURE_ID = 'ENJOYSAP_LOGO'.
Add new-line
  CALL METHOD DG_DYNDOC_ID->NEW_LINE.
  CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
program ID
DL_TEXT = 'Program Name :'.
  CALL METHOD DG_DYNDOC_ID->ADD_GAP.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
DL_TEXT = SY-REPID.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
Add new-line
  CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
CLEAR : DL_TEXT.
program ID
DL_TEXT = 'User Name :'.
  CALL METHOD DG_DYNDOC_ID->ADD_GAP.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
DL_TEXT = SY-UNAME.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
Add new-line
  CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
Run Date
DL_TEXT = 'Run Date :'.
  CALL METHOD DG_DYNDOC_ID->ADD_GAP.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
Move date
WRITE SY-DATUM TO DL_TEXT.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
Add new-line
  CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
*Time
DL_TEXT = 'Time :'.
  CALL METHOD DG_DYNDOC_ID->ADD_GAP.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
Move time
WRITE SY-UZEIT TO DL_TEXT.
  CALL METHOD O_DYNDOC_ID->ADD_TEXT
    EXPORTING
    TEXT = DL_TEXT
    SAP_EMPHASIS = CL_DD_AREA=>HEADING
    SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
Add new-line
  CALL METHOD DG_DYNDOC_ID->NEW_LINE.
PERFORM DISPLAY.
ENDFORM.                    " EVENT_TOP_OF_PAGE
FORM DISPLAY.
Creating html control
  IF O_HTML_CNTRL IS INITIAL.
    CREATE OBJECT O_HTML_CNTRL
         EXPORTING
              PARENT    = O_PARENT_TOP.
  ENDIF.
  CALL METHOD O_DYNDOC_ID->MERGE_DOCUMENT.
  O_DYNDOC_ID->HTML_CONTROL = O_HTML_CNTRL.
Display document
  CALL METHOD O_DYNDOC_ID->DISPLAY_DOCUMENT
    EXPORTING
      REUSE_CONTROL      = 'X'
      PARENT             = O_PARENT_TOP
    EXCEPTIONS
      HTML_DISPLAY_ERROR = 1.
  IF SY-SUBRC NE 0.
  MESSAGE 'Error in displaying top-of-page' TYPE 'I'.
  ENDIF.
ENDFORM.                    " display