CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY'
EXPORTING
i_callback_program = g_repid
i_callback_pf_status_set = 'SET_STATUS'
i_callback_user_command = 'USER_COMMAND'
i_structure_name = 'TI_ZTPICK_VER'
is_layout = gs_layout
it_fieldcat = gt_fieldcat[]
i_save = g_save --------> esto te habilita los botones para poder grabar y mod disp