abap alv programming

7/30/2019 ABAP ALV Programming

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Intrduction To ALVAbap List viewer

CODE SNIPPET FOR

ALV

By Debesh

ALV LIST Di sp la y

ALV GRID Di sp la y

ALV usin g OOP


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Abap List viewer

By Debesh Page 1

1. ALV List & Grid Display (Page 1-12)2. ALV using OOPs (Page 13-26)

ALV List & Grid Display

*&---------------------------------------------------------------------*

*& Report ZTEST_ALV_LIST_DISPLAY

*&---------------------------------------------------------------------*

*& DEVELOPER : DEBESH

*& DATE : 29TH JANUARY

*&---------------------------------------------------------------------*

*& EXAMPLE ON ALV LIST DISPLAY

*&---------------------------------------------------------------------*

REPORT ztest_alv_list_display.

********** DATA DECLARATION *********

TYPE-POOLS: slis.

TABLES : ekko.

DATA : BEGIN OF lt_ekpo OCCURS 0,


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ebelp LIKE ekpo-ebelp,

matnr LIKE ekpo-matnr,

bukrs LIKE ekpo-bukrs,

werks LIKE ekpo-werks,

lgort LIKE ekpo-lgort,

bednr LIKE ekpo-bednr,

menge LIKE ekpo-menge,

netpr LIKE ekpo-netpr,

netwr LIKE ekpo-netwr,

brtwr LIKE ekpo-brtwr,

ntgew LIKE ekpo-ntgew,

END OF lt_ekpo.

DATA : lt_catlog TYPE slis_t_fieldcat_alv.

DATA : lv_repid TYPE sy-repid VALUE sy-repid.

DATA : lt_events TYPE slis_t_event.

********** SELECTION SCREEN **********

SELECTION-SCREEN BEGIN OF BLOCK b1 WITH FRAME.

SELECT-OPTIONS : s_ebeln FOR ekko-ebeln NO INTERVALS NO-EXTENSION.

PARAMETERS : r_rad1 TYPE c RADIOBUTTON GROUP rg1 ,

r_rad2 TYPE c RADIOBUTTON GROUP rg1 .

SELECTION-SCREEN END OF BLOCK b1.

********** ROUTINES DECLARATION **********


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PERFORM sub_collect_data.

CHECK lt_ekpo[] IS NOT INITIAL.

PERFORM sub_create_catlog.

CHECK lt_catlog IS NOT INITIAL.

PERFORM sub_get_events.

PERFORM sub_display_list.

********* LOGIC *********

*&---------------------------------------------------------------------*

*& Form SUB_COLLECT_DATA

*&---------------------------------------------------------------------*

* COLLECT DATA FOR DISPLAY

*----------------------------------------------------------------------*

FORM sub_collect_data .

SELECT ebelp

matnr

bukrs

werks

lgort

bednr

menge

netpr

netwr

brtwr


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ntgew FROM ekpo

INTO TABLE lt_ekpo

WHERE ebeln IN s_ebeln.

ENDFORM. " SUB_COLLECT_DATA

*&---------------------------------------------------------------------*

*& Form SUB_CREATE_CATLOG

*&---------------------------------------------------------------------*

* BUILD FIELD CATALOG

*----------------------------------------------------------------------*

FORM sub_create_catlog .

CALL FUNCTION 'REUSE_ALV_FIELDCATALOG_MERGE'

EXPORTING

i_program_name = lv_repid

i_internal_tabname = 'LT_EKPO'

* I_STRUCTURE_NAME =

* I_CLIENT_NEVER_DISPLAY = 'X'

i_inclname = lv_repid

* I_BYPASSING_BUFFER =

* I_BUFFER_ACTIVE =

CHANGING

ct_fieldcat = lt_catlog

EXCEPTIONS

inconsistent_interface = 1


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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.

**********************How to create catalog manually ???

* fieldcatalog-fieldname = 'EBELN'.

* fieldcatalog-seltext_m = 'Purchase Order'.

* fieldcatalog-col_pos = 0.

* fieldcatalog-outputlen = 10.

* fieldcatalog-emphasize = 'X'.

* fieldcatalog-key = 'X'.

* append fieldcatalog to fieldcatalog.

* clear fieldcatalog.

ENDFORM. " SUB_CREATE_CATLOG

*&---------------------------------------------------------------------*

*& Form SUB_DISPLAY_LIST

*&---------------------------------------------------------------------*

* DISPLAY LIST

*----------------------------------------------------------------------*


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FORM sub_display_list .

IF NOT r_rad1 IS INITIAL.

CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY'

EXPORTING

* I_INTERFACE_CHECK = ' '


* I_BUFFER_ACTIVE = ' '

i_callback_program = lv_repid

* I_CALLBACK_PF_STATUS_SET = ' '

* I_CALLBACK_USER_COMMAND = ' '


* IS_LAYOUT =

it_fieldcat = lt_catlog

* IT_EXCLUDING =

* IT_SPECIAL_GROUPS =

* IT_SORT =

* IT_FILTER =

* IS_SEL_HIDE =

* I_DEFAULT = 'X'

* I_SAVE = ' '

* IS_VARIANT =

it_events = lt_events[]

* IT_EVENT_EXIT =

* IS_PRINT =

* IS_REPREP_ID =


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* I_SCREEN_START_COLUMN = 0

* I_SCREEN_START_LINE = 0

* I_SCREEN_END_COLUMN = 0

* I_SCREEN_END_LINE = 0

* IR_SALV_LIST_ADAPTER =

* IT_EXCEPT_QINFO =

* I_SUPPRESS_EMPTY_DATA = ABAP_FALSE

* IMPORTING

* E_EXIT_CAUSED_BY_CALLER =

* ES_EXIT_CAUSED_BY_USER =

TABLES

t_outtab = lt_ekpo

EXCEPTIONS

program_error = 1

OTHERS = 2

.

IF sy-subrc 0.



ENDIF.

ELSEIF NOT r_rad2 IS INITIAL.

CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'

EXPORTING

* I_INTERFACE_CHECK = ' '

* I_BYPASSING_BUFFER = ' '


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* I_BUFFER_ACTIVE = ' '

i_callback_program = lv_repid

* I_CALLBACK_PF_STATUS_SET = ' '

* I_CALLBACK_USER_COMMAND = ' '

i_callback_top_of_page = 'TOP-OF-PAGE'

* I_CALLBACK_HTML_TOP_OF_PAGE = ' '

* I_CALLBACK_HTML_END_OF_LIST = ' '


* I_BACKGROUND_ID = ' '

* I_GRID_TITLE =

* I_GRID_SETTINGS =

* IS_LAYOUT =

it_fieldcat = lt_catlog

* IT_EXCLUDING =

* IT_SPECIAL_GROUPS =

* IT_SORT =

* IT_FILTER =

* IS_SEL_HIDE =

* I_DEFAULT = 'X'

* I_SAVE = ' '

* IS_VARIANT =

it_events = lt_events

* IT_EVENT_EXIT =

* IS_PRINT =

* IS_REPREP_ID =


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* I_SCREEN_START_COLUMN = 0

* I_SCREEN_START_LINE = 0

* I_SCREEN_END_COLUMN = 0

* I_SCREEN_END_LINE = 0

* I_HTML_HEIGHT_TOP = 0

* I_HTML_HEIGHT_END = 0

* IT_ALV_GRAPHICS =

* IT_HYPERLINK =

* IT_ADD_FIELDCAT =

* IT_EXCEPT_QINFO =

* IR_SALV_FULLSCREEN_ADAPTER =

* IMPORTING

* E_EXIT_CAUSED_BY_CALLER =

* ES_EXIT_CAUSED_BY_USER =

TABLES

t_outtab = lt_ekpo

EXCEPTIONS

program_error = 1

OTHERS = 2

.

IF sy-subrc 0.



ENDIF.


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ENDIF.

ENDFORM. " SUB_DISPLAY_LIST

*&---------------------------------------------------------------------*

*& Form sub_get_events

*&---------------------------------------------------------------------*

* text

*----------------------------------------------------------------------*

FORM sub_get_events .

DATA : ls_events LIKE LINE OF lt_events.

DATA : lv_index TYPE sy-tabix.

CALL FUNCTION 'REUSE_ALV_EVENTS_GET'

EXPORTING

i_list_type = 0

IMPORTING

et_events = lt_events

EXCEPTIONS

list_type_wrong = 1

OTHERS = 2.

IF sy-subrc 0.



ELSE.

READ TABLE lt_events INTO ls_events WITH KEY name = 'TOP_OF_PAGE'.

IF sy-subrc IS INITIAL.


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lv_index = sy-tabix.

ls_events-name = 'TOP_OF_PAGE'.

ls_events-form = 'TOP-OF-PAGE'.

MODIFY lt_events INDEX lv_index FROM ls_events TRANSPORTING form.

ENDIF.

ENDIF.

ENDFORM. " sub_get_events

*&---------------------------------------------------------------------*

*& Form top-of-page

*&---------------------------------------------------------------------*

* text

*----------------------------------------------------------------------*

FORM top-of-page.

DATA : lt_comment TYPE slis_t_listheader,

wa_comment TYPE slis_listheader,

lv_header(100) TYPE c,

lv_lines TYPE n.

DESCRIBE TABLE lt_ekpo LINES lv_lines.

wa_comment-typ = 'H'.

wa_comment-key = ''.

CONCATENATE text-001 s_ebeln-low '=' lv_lines INTO lv_header SEPARATED

BY space.

wa_comment-info = lv_header.


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APPEND wa_comment TO lt_comment.

CALL FUNCTION 'REUSE_ALV_COMMENTARY_WRITE'

EXPORTING

it_list_commentary = lt_comment

* I_LOGO =

* I_END_OF_LIST_GRID =

* I_ALV_FORM =

.

ENDFORM. "top-of-page

OUTPUT

1. List Display

2. Grid Display


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ALV Display using OOP concept

*&---------------------------------------------------------------------*

*& Report ZTEST_ALV_OOP

*&---------------------------------------------------------------------*

*& DEVELOPER : DEBESH

*& DATE : 30TH JANUARY

*&---------------------------------------------------------------------*

*& EXAMPLE ON ALV USING OOPS

* Create a container - Create Grid inside container - Get catalog -

* Collect data - Set o/p table inside grid

*&---------------------------------------------------------------------*

REPORT ZTEST_ALV_OOP.

********** DATA DECLARATION *********

type-pools: slis.

tables : ekko.

types : begin of ty_ekpo ,

ebelp like ekpo-ebelp,

matnr like ekpo-matnr,


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bukrs like ekpo-bukrs,

werks like ekpo-werks,

lgort like ekpo-lgort,

bednr like ekpo-bednr,

menge like ekpo-menge,

netpr like ekpo-netpr,

netwr like ekpo-netwr,

brtwr like ekpo-brtwr,

ntgew like ekpo-ntgew,

end of ty_ekpo.

data : begin of lt_ekpo_tmp occurs 0, " For REUSE_ALV_FIELDCATALOG_MERGE

ebelp like ekpo-ebelp, " as it does not support TYPE

matnr like ekpo-matnr,

bukrs like ekpo-bukrs,

werks like ekpo-werks,

lgort like ekpo-lgort,

bednr like ekpo-bednr,

menge like ekpo-menge,

netpr like ekpo-netpr,

netwr like ekpo-netwr,

brtwr like ekpo-brtwr,

ntgew like ekpo-ntgew,

end of lt_ekpo_tmp.

data : lt_ekpo type standard table of ty_ekpo.

data : lt_catlog type lvc_t_fcat , " For LVC_FIELDCATALOG_MERGE


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ls_catlog type lvc_s_fcat.

data : lt_catlog_temp type slis_t_fieldcat_alv, "For REUSE_FIELDCATALOG

ls_catlog_temp type slis_fieldcat_alv. "_MERGE

data : lv_repid type sy-repid value sy-repid.

data : lt_events type slis_t_event.

data : lo_cont1 type ref to cl_gui_docking_container, " DOCKET

lo_cont type ref to cl_gui_custom_container, " CUSTOM

lo_grid type ref to cl_gui_alv_grid.

********** SELECTION SCREEN **********

selection-screen begin of block b1 with frame.

select-options : s_ebeln for ekko-ebeln no intervals no-extension.

selection-screen end of block b1.

********** ROUTINES DECLARATION **********

start-of-selection.

call screen 9000.

*&---------------------------------------------------------------------*

*& Module STATUS_9000 OUTPUT

*&---------------------------------------------------------------------*

* PBO routine

*----------------------------------------------------------------------*

module status_9000 output.

set pf-status 'ZSTAT'.

set titlebar 'ALV USING OOP'.


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perform sub_create_container.

perform sub_create_grid.

perform sub_collect_data.

perform sub_create_catlog.

perform sub_set_grid.

endmodule. " STATUS_9000 OUTPUT

*&---------------------------------------------------------------------*

*& Form SUB_CREATE_CONTAINER

*&---------------------------------------------------------------------*

* Docket/Custom container can be used

*----------------------------------------------------------------------*

form sub_create_container .

******************** For DOCKET container

create object lo_cont1

exporting

* parent =

* repid =

* dynnr =

* side = dock_at_left

* extension = 50

* style =

* lifetime = lifetime_default

* caption =

* metric = 0

ratio = '95'


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* no_autodef_progid_dynnr =

* name =

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.

*************************For Custom container

* CREATE OBJECT lo_cont

* EXPORTING

** parent =

* container_name = 'LO_CONT'

** style =

** lifetime = lifetime_default

** repid =

** dynnr =

** no_autodef_progid_dynnr =

* EXCEPTIONS


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* 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. " SUB_CREATE_CONTAINER

*&---------------------------------------------------------------------*

*& Form SUB_CREATE_GRID

*&---------------------------------------------------------------------*

* Create a grid object

*----------------------------------------------------------------------*

form sub_create_grid .

create object lo_grid

exporting

* i_shellstyle = 0

* i_lifetime =


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i_parent = lo_cont1

* 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.



endif.

endform. " SUB_CREATE_GRID

*&---------------------------------------------------------------------*

*& Form SUB_CREATE_CATLOG

*&---------------------------------------------------------------------*

* Use REUSE_ALV_FIELDCATALOG_MERGE when an internal table or local

* structure is used for data collecting table.


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* Use LVC_FIELDCATALOG_MERGE when global structure is used

*----------------------------------------------------------------------*

form sub_create_catlog .

call function 'REUSE_ALV_FIELDCATALOG_MERGE'

exporting

i_program_name = lv_repid

i_internal_tabname = 'LT_EKPO_TMP'


* I_CLIENT_NEVER_DISPLAY = 'X'

i_inclname = lv_repid


* I_BUFFER_ACTIVE =

changing

ct_fieldcat = lt_catlog_temp

exceptions

inconsistent_interface = 1

program_error = 2

others = 3

.

if sy-subrc 0.



endif.


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loop at lt_catlog_temp into ls_catlog_temp.

move-corresponding ls_catlog_temp to ls_catlog.

append ls_catlog to lt_catlog.

clear ls_catlog.

endloop.

*****************LVC_FIELDCATALOG_MERGE is used only for DDIC structures

* CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'

* EXPORTING

** I_BUFFER_ACTIVE =

** I_STRUCTURE_NAME =

** I_CLIENT_NEVER_DISPLAY = 'X'

** I_BYPASSING_BUFFER =

* i_internal_tabname = 'LT_EKPO'

* CHANGING

* ct_fieldcat = lt_catlog

* 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.


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endform. " SUB_CREATE_CATLOG

*&---------------------------------------------------------------------*

*& Form SUB_COLLECT_DATA

*&---------------------------------------------------------------------*

* text

*----------------------------------------------------------------------*

form sub_collect_data .

select ebelp

matnr

bukrs

werks

lgort

bednr

menge

netpr

netwr

brtwr

ntgew from ekpo

into table lt_ekpo

where ebeln in s_ebeln.

if sy-subrc is initial.

lt_ekpo_tmp[] = lt_ekpo.

endif.


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endform. " SUB_COLLECT_DATA

*&---------------------------------------------------------------------*

*& Form SUB_SET_GRID

*&---------------------------------------------------------------------*

* GRID display using SET_TABLE_FOR_FIRST_DISPLAY

*----------------------------------------------------------------------*

form sub_set_grid .

call method lo_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 =

* is_print =

* it_special_groups =

* it_toolbar_excluding =

* it_hyperlink =

* it_alv_graphics =

* it_except_qinfo =

* ir_salv_adapter =


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changing

it_outtab = lt_ekpo

it_fieldcatalog = lt_catlog

* it_sort =

* it_filter =

exceptions

invalid_parameter_combination = 1

program_error = 2

too_many_lines = 3

others = 4

.

if sy-subrc 0.



endif.

endform. " SUB_SET_GRID

*&---------------------------------------------------------------------*

*& Module USER_COMMAND_9000 INPUT

*&---------------------------------------------------------------------*

* User Interaction

*----------------------------------------------------------------------*

module user_command_9000 input.

data lv_ucomm type sy-ucomm.

lv_ucomm = sy-ucomm.


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case lv_ucomm.

when 'EXIT'.

perform sub_free_objects.

leave program.

when 'BACK'.

perform sub_free_objects.

set screen '0'.

leave screen.

endcase.

endmodule. " USER_COMMAND_9000 INPUT

*&---------------------------------------------------------------------*

*& Form SUB_FREE_OBJECTS

*&---------------------------------------------------------------------*

* Free grid and container respectively

*----------------------------------------------------------------------*

form sub_free_objects .

call method lo_grid->free

exceptions

cntl_error = 1


others = 3.

if sy-subrc 0.



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endif.

call method lo_cont1->free

exceptions

cntl_error = 1


others = 3.

if sy-subrc 0.



endif.

endform. " SUB_FREE_OBJECTS

Output

abap alv programming

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