Which and How will you use function module for ALV
Interactive report?
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Answer Posted / c. mitra
one function to display simple ALV program.
REUSE_ALV_LIST_DISPLAY or REUSE_ALV_GRID_DISPLAY.
for logo
REUSE_ALV_COMMENTARY_WRITE function module are used.
first we have to assign
TYPE-POOLS: SLIS.
then we have create internal table of type SLIS_T_FIELDCAT_ALV
and work are type SLIS_FIELDCAT_ALV.
then after your process means after retrive of data we have
create columns assign field name , coulmn name no of column
as example.
**clear wa_fieldcatalog.
**
**wa_fieldcatalog-col_pos = 6.
**wa_fieldcatalog-fieldname = 'LIFNR'.
**WA_FIELDCATALOG-tabname = 'IT_FINAL'.
**WA_FIELDCATALOG-seltext_l = 'VENDOR A/C NO'.
**APPEND WA_FIELDCATALOG TO IT_FIELDCATALOG.
after this form layout as your necessary.
call function module REUSE_ALV_LIST_DISPLAY or
REUSE_ALV_GRID_DISPLAY.
in that
i_callback_program = sy-repid i.e the prgname.
is_layout = work area of slis_layout_alv.
it_fieldcat = internal table type slis_t_fieldcat_alv
t_outtab = internal table where retieve data are stored.
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