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ABAP - Dropdown in ALV Grid Display.

Dropdown list in ALV grid.

REPORT zalv_dropdowns.

*Type pools declarations for ALV
TYPE-POOLS : slis.

*data declarations for ALV container,ALV grid, Fieldcatalogues & layout
DATA: g_grid TYPE REF TO cl_gui_alv_grid,
g_custom_container TYPE REF TO cl_gui_custom_container,
gt_fieldcat TYPE lvc_t_fcat,
gs_layout TYPE lvc_s_layo.

*INTERNAL TABLE AND WA DECLARATIONS FOR t517 A table
DATA: gt_outtab TYPE STANDARD TABLE OF t517a INITIAL SIZE 0,
wa_outtab TYPE t517a.

*initialisation event
INITIALIZATION.

*Start of selection event
START-OF-SELECTION.

*Call to ALV
CALL SCREEN 600.

*On this statement double click it takes you to the screen painter SE51.

*Create a Custom container and name it CCONT and OK code as OK_CODE.

*Save check and Activate the screen painter.

*Now a normal screen with number 600 is created which holds the ALV grid.
• PBO of the actual screen , Here we can give a title and customized menus
• Here we also call the subroutine for ALV output.

---------------------------------------------------------------------
* MODULE PBO OUTPUT *
---------------------------------------------------------------------

MODULE pbo OUTPUT.
* set pf-status 'xxx'.
* set titlebar 'MAIN100'.
• Subroutine to display the output in alv

PERFORM alv_output.

ENDMODULE. "pbo OUTPUT

• PAI module of the screen created. In case we use an interactive ALV or
*for additional functionalities we can create OK codes and
• based on the user command we can do the coding.


---------------------------------------------------------------------
* MODULE PAI INPUT *
---------------------------------------------------------------------
MODULE pai INPUT.
ENDMODULE. "pai INPUT

&---------------------------------------------------------------------
*& Form BUILD_FIELDCAT
&---------------------------------------------------------------------
FORM build_fieldcat.
DATA ls_fcat TYPE lvc_s_fcat.
*Build the field catalogue

CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'
EXPORTING
i_structure_name = 'T517A'
CHANGING
ct_fieldcat = gt_fieldcat.

• To assign dropdown in the fieldcataogue
LOOP AT gt_fieldcat INTO ls_fcat.

CASE ls_fcat-fieldname.
WHEN 'SLART'.
*drdn-hndl = '1' is the first list box
ls_fcat-drdn_hndl = '1'.
ls_fcat-outputlen = 15.
MODIFY gt_fieldcat FROM ls_fcat.

*drdn-hndl = '2' is the second list box

WHEN 'ABART'.
ls_fcat-drdn_hndl = '2'.
ls_fcat-outputlen = 15.
MODIFY gt_fieldcat FROM ls_fcat.
ENDCASE.
ENDLOOP.
ENDFORM. "build_fieldcat


&---------------------------------------------------------------------
*& Form ALV_OUTPUT
&---------------------------------------------------------------------

FORM alv_output .

*Create object for container
CREATE OBJECT g_custom_container
EXPORTING container_name = 'CCONT'.

*create object for grid
CREATE OBJECT g_grid
EXPORTING i_parent = g_custom_container.

• Build fieldcat and set column

*Assign a handle for the dropdown listbox.
PERFORM build_fieldcat.

*Build layout
PERFORM build_layout.

• Define a drop down table.
PERFORM dropdown_table.

*fetch values from the T517A table
SELECT * FROM t517a INTO TABLE gt_outtab.

*Display ALV output
CALL METHOD g_grid->set_table_for_first_display
EXPORTING
is_layout = gs_layout
CHANGING
it_fieldcatalog = gt_fieldcat
it_outtab = gt_outtab.
ENDFORM. "ALV_OUTPUT

&---------------------------------------------------------------------
*& Form dropdown_table
&---------------------------------------------------------------------
* text
----------------------------------------------------------------------
* --> p1 text
* <-- p2 text ----------------------------------------------------------------------

FORM dropdown_table.
*Declarations for drop down lists in ALV.

DATA: lt_dropdown TYPE lvc_t_drop,
ls_dropdown TYPE lvc_s_drop.

• First SLART listbox (handle '1').

ls_dropdown-handle = '1'.
ls_dropdown-value = '01 Primary school'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '1'.
ls_dropdown-value = '02 Lower Secondary'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '1'.
ls_dropdown-value = '03 Upper Secondary'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '1'.
ls_dropdown-value = '04 Professional School'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '1'.
ls_dropdown-value = '05 College'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '1'.
ls_dropdown-value = '06 University'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '1'.
ls_dropdown-value = '09 Other Establishment'.
APPEND ls_dropdown TO lt_dropdown.

• Second ABART listbox (handle '2').
ls_dropdown-handle = '2'.
ls_dropdown-value = '10 Primary School certificate'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '20 Lower secondary/Junior high'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '30 High school diploma(B-levels)'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '31 Vocational'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '32 Matriculation'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '40 Specialist vocational certificate'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '50 College degree Level1'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '51 College degree Level2'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '52 Masters degree'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '60 Univ Degree level1'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '61 Bachelors degree'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '62 Masters degree'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '63 Licenciate'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '64 Doctors Degree Ph.D'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '89 None'.
APPEND ls_dropdown TO lt_dropdown.

ls_dropdown-handle = '2'.
ls_dropdown-value = '90 Unknown'.
APPEND ls_dropdown TO lt_dropdown.

*method to display the dropdown in ALV

CALL METHOD g_grid->set_drop_down_table
EXPORTING
it_drop_down = lt_dropdown.
ENDFORM. " dropdown_table


&---------------------------------------------------------------------
*& Form build_layout
&---------------------------------------------------------------------
* text
----------------------------------------------------------------------
*layout for ALV output
FORM build_layout .
gs_layout-cwidth_opt = 'X'.
gs_layout-grid_title = 'ALV DROPDOWN LISTS'.
gs_layout-no_toolbar = 'X'.
ENDFORM. " build_layout



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- List Of Transport Requests In ALV Format.

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1 comment:

  1. Its seems to be a copy from some other site

    ReplyDelete