11-12-2007 11:29 AM
Hi, ABAP-gurus.
I use OO ALV with editable columns, so I handle data_changes event to check the data, entered in ALV by user.
I need to change data in some other cells, connected with changed.
Chahging internal table directly doesn't work here.
With the cells in the same row method er_data_changed->modify_cell works fine, but now I need to change data in rows, that haven't been touched upon the changing.
LOOP AT er_data_changed->mt_mod_cells INTO ls_cell.
READ TABLE gt_bul ASSIGNING <fs_bul> INDEX ls_cell-row_id.
CHECK sy-subrc = 0.
CASE ls_cell-fieldname.
WHEN 'EXTBULNR'.
LOOP AT gt_bul ASSIGNING <fs_bul_tmp>
WHERE prknum = <fs_bul>-prknum AND
wbillnr = <fs_bul>-wbillnr AND
wbillgjahr = <fs_bul>-wbillgjahr AND
shiftnum = <fs_bul>-shiftnum AND
pernr = <fs_bul>-pernr.
CALL METHOD er_data_changed->modify_cell
EXPORTING
i_fieldname = 'EXTBULNR'
i_value = ls_cell-value
i_row_id = sy-tabix.
ENDLOOP.
ENDCASE.
ENDLOOP.
This peace of code cause dump ( there is no the proper row in the list of changed row in er_data_changed ).
Anybody can help me?
11-15-2007 11:59 AM
Hello,
In case you need to modify arbitrary no of rows and cells from that event handler you should use a different approach.....
Assuming that your internal table is gt_bul and your alv grid variable is gr_alv_grid...You need to call...
<b> CALL METHOD gr_alv_grid->refresh_table_display
EXPORTING
i_soft_refresh = 'X'
EXCEPTIONS
finished = 1
OTHERS = 2.</b>
after you have finished updating internal table gt_bul directly, like...
<b>LOOP AT gt_bul ASSIGNING <fs_bul_tmp>
WHERE prknum = <fs_bul>-prknum AND
wbillnr = <fs_bul>-wbillnr AND
wbillgjahr = <fs_bul>-wbillgjahr AND
shiftnum = <fs_bul>-shiftnum AND
pernr = <fs_bul>-pernr.
<fs_bul_tmp> = ls_cell-value
ENDLOOP.</b>
Regards,
Manish
11-15-2007 8:37 PM
Hello Aleksandr
The most appropriate event for additional modifications of the output data AFTER having retrieved the changes from the editable ALV list is event <b>DATA_CHANGED_FINISHED</b>.
<i>Why</i>?
Because the output itab is already updated with the changes from the editable grid AND the changes are available (<b>ET_GOOD_CELLS</b>).
For implementing the logic have a look at my sample report <b>ZUS_SDN_ALVGRID_EDITABLE_5.</b> Depending on the changed value for the delete flag the sort key is modified afterwards:
- LOEVM = 'X' -> ZUAWA = ' ' (space)
- LOEVM = ' ' -> ZUAWA = '002'
*&---------------------------------------------------------------------*
*& Report ZUS_SDN_ALVGRID_EDITABLE_5
*&
*&---------------------------------------------------------------------*
*&
*&
*&---------------------------------------------------------------------*
REPORT zus_sdn_alvgrid_editable_5.
TYPE-POOLS: abap.
DATA:
gd_repid TYPE syrepid,
gd_okcode TYPE ui_func,
*
gs_layout TYPE lvc_s_layo,
gt_fcat TYPE lvc_t_fcat,
go_docking TYPE REF TO cl_gui_docking_container,
go_grid TYPE REF TO cl_gui_alv_grid.
TYPES: BEGIN OF ty_s_outtab.
INCLUDE TYPE knb1.
TYPES: END OF ty_s_outtab.
DATA:
gs_outtab TYPE ty_s_outtab,
gt_outtab TYPE STANDARD TABLE OF ty_s_outtab
WITH DEFAULT KEY.
*---------------------------------------------------------------------*
* CLASS lcl_eventhandler DEFINITION
*---------------------------------------------------------------------*
*
*---------------------------------------------------------------------*
CLASS lcl_eventhandler DEFINITION.
PUBLIC SECTION.
CLASS-METHODS:
handle_data_changed
FOR EVENT data_changed OF cl_gui_alv_grid
IMPORTING
er_data_changed
e_onf4
e_onf4_before
e_onf4_after
e_ucomm
sender,
handle_data_changed_finished
FOR EVENT data_changed_finished OF cl_gui_alv_grid
IMPORTING
e_modified
et_good_cells.
ENDCLASS. "lcl_eventhandler DEFINITION
*---------------------------------------------------------------------*
* CLASS lcl_eventhandler IMPLEMENTATION
*---------------------------------------------------------------------*
*
*---------------------------------------------------------------------*
CLASS lcl_eventhandler IMPLEMENTATION.
METHOD handle_data_changed.
* define local data
ENDMETHOD. "handle_data_changed
METHOD handle_data_changed_finished.
* define local data
DATA:
ls_outtab TYPE ty_s_outtab,
ls_cell TYPE lvc_s_modi.
LOOP AT et_good_cells INTO ls_cell
WHERE ( fieldname = 'LOEVM' ).
READ TABLE gt_outtab INTO ls_outtab INDEX ls_cell-row_id.
" Delete flag set
IF ( ls_cell-value = abap_true ).
ls_outtab-zuawa = space.
" Delete flag removed
ELSE.
ls_outtab-zuawa = '002'.
ENDIF.
MODIFY gt_outtab FROM ls_outtab INDEX ls_cell-row_id.
ENDLOOP.
ENDMETHOD. "handle_data_changed_finished
ENDCLASS. "lcl_eventhandler IMPLEMENTATION
START-OF-SELECTION.
SELECT * FROM knb1 INTO TABLE gt_outtab UP TO 20 ROWS
WHERE bukrs = '1000'.
* Create docking container
CREATE OBJECT go_docking
EXPORTING
parent = cl_gui_container=>screen0
ratio = 90
EXCEPTIONS
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.
* Create ALV grid
CREATE OBJECT go_grid
EXPORTING
i_parent = go_docking
EXCEPTIONS
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.
* Build fieldcatalog
PERFORM build_fieldcatalog.
PERFORM set_layout.
SET HANDLER:
lcl_eventhandler=>handle_data_changed FOR go_grid,
lcl_eventhandler=>handle_data_changed_finished FOR go_grid.
* Display data
CALL METHOD go_grid->set_table_for_first_display
EXPORTING
is_layout = gs_layout
CHANGING
it_outtab = gt_outtab
it_fieldcatalog = gt_fcat
EXCEPTIONS
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.
* Link the docking container to the target dynpro
gd_repid = syst-repid.
CALL METHOD go_docking->link
EXPORTING
repid = gd_repid
dynnr = '0100'
* CONTAINER =
EXCEPTIONS
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.
* ok-code field = GD_OKCODE
CALL SCREEN '0100'.
* Flow logic (no elements on screen):
* PROCESS BEFORE OUTPUT.
* MODULE STATUS_0100.
**
* PROCESS AFTER INPUT.
* MODULE USER_COMMAND_0100.
END-OF-SELECTION.
*&---------------------------------------------------------------------*
*& Module STATUS_0100 OUTPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
MODULE status_0100 OUTPUT.
SET PF-STATUS 'STATUS_0100'.
* SET TITLEBAR 'xxx'.
CALL METHOD go_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.
ENDMODULE. " STATUS_0100 OUTPUT
*&---------------------------------------------------------------------*
*& Module USER_COMMAND_0100 INPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
MODULE user_command_0100 INPUT.
TRANSLATE gd_okcode TO UPPER CASE.
* Fetch changes on ALV grid
go_grid->check_changed_data( ).
CASE gd_okcode.
WHEN 'BACK' OR
'END' OR
'CANC'.
SET SCREEN 0. LEAVE SCREEN.
WHEN OTHERS.
ENDCASE.
CLEAR: gd_okcode.
ENDMODULE. " USER_COMMAND_0100 INPUT
*&---------------------------------------------------------------------*
*& Form BUILD_FIELDCATALOG_KNB1
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
FORM build_fieldcatalog .
* define local data
DATA:
ls_fcat TYPE lvc_s_fcat.
CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'
EXPORTING
* I_BUFFER_ACTIVE =
i_structure_name = 'KNB1'
* I_CLIENT_NEVER_DISPLAY = 'X'
* I_BYPASSING_BUFFER =
* I_INTERNAL_TABNAME =
CHANGING
ct_fieldcat = gt_fcat
EXCEPTIONS
inconsistent_interface = 1
program_error = 2
OTHERS = 3.
IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
ENDIF.
" Set all non-keyfields editable
LOOP AT gt_fcat INTO ls_fcat
WHERE ( key = abap_false ).
ls_fcat-edit = abap_true.
MODIFY gt_fcat FROM ls_fcat.
ENDLOOP.
ENDFORM. " BUILD_FIELDCATALOG
*&---------------------------------------------------------------------*
*& Form SET_LAYOUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
FORM set_layout .
CLEAR: gs_layout.
gs_layout-cwidth_opt = abap_true.
gs_layout-zebra = abap_true.
** gs_layout-stylefname = 'CELLTAB'.
ENDFORM. " SET_LAYOUT
Regards
Uwe