Interactive ALV Reporting using ABAP Objects in SAP

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Interactive ALV Reporting using ABAP Objects in SAP

Post  Admin on Sun Apr 08, 2012 9:45 pm

REPORT Z_OOPS_15_EVENTHANDLR_ALV.

types: begin of ty_ekpo,
ebeln type ebeln,
ebelp type ebelp,
menge type menge_d,
netpr type netpr,
end of ty_ekpo.

data: it_ekpo type standard table of ty_ekpo.
data: wa_ekpo type ty_ekpo.

DATA:CONTROL TYPE SCRFNAME VALUE 'C1',
GRID TYPE REF TO CL_GUI_ALV_GRID,
CONTAINER TYPE REF TO CL_GUI_CUSTOM_CONTAINER.

DATA: IT_FCAT TYPE LVC_T_FCAT,
WA_FCAT TYPE LVC_S_FCAT,
WA_LAYOUT TYPE LVC_S_LAYO.

*---------------------------------------------------------------------*
* CLASS cl_event_receiver DEFINITION
*---------------------------------------------------------------------*
CLASS CL_EVENT_HANDLER DEFINITION.
PUBLIC SECTION.
METHODS:
D_CLICK FOR EVENT DOUBLE_CLICK OF CL_GUI_ALV_GRID
IMPORTING E_ROW E_COLUMN ES_ROW_NO.
ENDCLASS. "event_handler DEFINITION

*---------------------------------------------------------------------*
* CLASS cl_event_receiver IMPLEMENTATION
*---------------------------------------------------------------------*
CLASS CL_EVENT_HANDLER IMPLEMENTATION.
METHOD D_CLICK.
READ TABLE IT_EKPO INTO WA_EKPO INDEX E_ROW-INDEX.
CASE E_COLUMN-FIELDNAME.
WHEN 'EBELN'.
SET PARAMETER ID 'BES' FIELD WA_EKPO-EBELN.
CALL TRANSACTION 'ME23N' AND SKIP FIRST SCREEN.
ENDCASE.
CLEAR WA_EKPO.
ENDMETHOD. "D_CLICK
ENDCLASS. "event_handler IMPLEMENTATION



DATA: OBJ_EVENT_HANDLER TYPE REF TO CL_EVENT_HANDLER.



start-of-selection.
select * from ekpo into corresponding fields of table it_ekpo up to 10 rows.
if sy-subrc = 0.
call screen 1111.
endif.


*&---------------------------------------------------------------------*
*& Module STATUS_1111 OUTPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
module STATUS_1111 output.
SET PF-STATUS 'WWWW'.
IF GRID IS INITIAL.
PERFORM CREATE_CONTAINER.
PERFORM CREATE_GRID.
PERFORM BUILD_LAYOUT.
PERFORM BUILD_FCAT.
PERFORM CALL_DISPLAY_METHOD.
**** Registering GRID object with EVENT_HANDLER method
CREATE OBJECT OBJ_EVENT_HANDLER.
SET HANDLER OBJ_EVENT_HANDLER->D_CLICK FOR GRID.
ELSE.
PERFORM CALL_REFRESH_METHOD.
ENDIF.

endmodule. " STATUS_1111 OUTPUT


*&---------------------------------------------------------------------*
*& Module USER_COMMAND_1111 INPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
module USER_COMMAND_1111 input.
CASE SY-UCOMM.
WHEN 'BACK'.
LEAVE PROGRAM.
ENDCASE.
endmodule. " USER_COMMAND_1111 INPUT

*&---------------------------------------------------------------------*
*& Form BUILD_LAYOUT
*&---------------------------------------------------------------------*
FORM BUILD_LAYOUT .
* Set a titlebar for the grid control
WA_LAYOUT-GRID_TITLE = 'PO data'.
WA_LAYOUT-CWIDTH_OPT = 'X'.
WA_LAYOUT-ZEBRA = 'X'.
ENDFORM. " BUILD_LAYOUT




*&---------------------------------------------------------------------*
*& Form build_fcat
*&---------------------------------------------------------------------*
FORM BUILD_FCAT .
PERFORM BUILD_FCAT_RECORD USING 0 'EBELN' 'PO' 10.
PERFORM BUILD_FCAT_RECORD USING 1 'EBELP' 'ITEM' 4.
PERFORM BUILD_FCAT_RECORD USING 2 'MENGE' 'QTY' 16.
PERFORM BUILD_FCAT_RECORD USING 3 'NETPR' 'PRICE' 16.
ENDFORM. " build_fcat

*&---------------------------------------------------------------------*
*& Form build_fcat_record
*&---------------------------------------------------------------------*
FORM BUILD_FCAT_RECORD USING COL_POS FIELDNAME COL_TEXT LENGTH.
WA_FCAT-COL_POS = COL_POS.
WA_FCAT-FIELDNAME = FIELDNAME.
WA_FCAT-COLTEXT = COL_TEXT.
IF WA_FCAT-FIELDNAME = 'EBELN'.
WA_FCAT-KEY = 'X'.
ENDIF.
APPEND WA_FCAT TO IT_FCAT.
CLEAR WA_FCAT.
ENDFORM. " build_fcat_record



*&---------------------------------------------------------------------*
*& Form CREATE_CONTAINER
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
form CREATE_CONTAINER .
CREATE OBJECT container
EXPORTING
* PARENT =
container_name = 'C1'
* STYLE =
* LIFETIME = lifetime_default
* REPID =
* DYNNR =
* NO_AUTODEF_PROGID_DYNNR =
* EXCEPTIONS
* CNTL_ERROR = 1
* CNTL_SYSTEM_ERROR = 2
* CREATE_ERROR = 3
* LIFETIME_ERROR = 4
* LIFETIME_DYNPRO_DYNPRO_LINK = 5
* others = 6
.
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. " CREATE_CONTAINER


*&---------------------------------------------------------------------*
*& Form CREATE_GRID
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
form CREATE_GRID .
CREATE OBJECT grid
EXPORTING
* I_SHELLSTYLE = 0
* I_LIFETIME =
i_parent = CONTAINER
* I_APPL_EVENTS = space
* I_PARENTDBG =
* I_APPLOGPARENT =
* I_GRAPHICSPARENT =
* I_NAME =
* I_FCAT_COMPLETE = SPACE
* EXCEPTIONS
* ERROR_CNTL_CREATE = 1
* ERROR_CNTL_INIT = 2
* ERROR_CNTL_LINK = 3
* ERROR_DP_CREATE = 4
* others = 5
.
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. " CREATE_GRID


*&---------------------------------------------------------------------*
*& Form CALL_DISPLAY_METHOD
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
form CALL_DISPLAY_METHOD .
CALL METHOD grid->set_table_for_first_display
EXPORTING
* I_BUFFER_ACTIVE =
* I_BYPASSING_BUFFER =
* I_CONSISTENCY_CHECK =
* I_STRUCTURE_NAME =
* IS_VARIANT =
* I_SAVE =
* I_DEFAULT = 'X'
IS_LAYOUT = wa_layout
* IS_PRINT =
* IT_SPECIAL_GROUPS =
* IT_TOOLBAR_EXCLUDING =
* IT_HYPERLINK =
* IT_ALV_GRAPHICS =
* IT_EXCEPT_QINFO =
* IR_SALV_ADAPTER =
CHANGING
it_outtab = it_ekpo
IT_FIELDCATALOG = it_fcat
* IT_SORT =
* IT_FILTER =
* EXCEPTIONS
* INVALID_PARAMETER_COMBINATION = 1
* PROGRAM_ERROR = 2
* TOO_MANY_LINES = 3
* others = 4
.
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. " CALL_DISPLAY_METHOD


*&---------------------------------------------------------------------*
*& Form CALL_REFRESH_METHOD
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
form CALL_REFRESH_METHOD .
CALL METHOD grid->refresh_table_display
* EXPORTING
* IS_STABLE =
* I_SOFT_REFRESH =
* EXCEPTIONS
* FINISHED = 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. " CALL_REFRESH_METHOD

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