ALV no tiene boton grabar disposicion

[agv1976]

FORM f01_alv_event_pf_status_set USING rt_extab TYPE slis_t_extab.
"#EC *

SET PF-STATUS 'ZSTATUS' EXCLUDING rt_extab.

ENDFORM. "f01_alv_event_pf_status_set

Hay pones el status que copiaste en este caso zstatus, la llamada a la funcion es como sigue:
CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
EXPORTING
* I_INTERFACE_CHECK = ' '
* I_BYPASSING_BUFFER = ' '
* I_BUFFER_ACTIVE = ' '
i_callback_program = 'ZRSD_ARREGLO_HIDROXIL'
I_CALLBACK_PF_STATUS_SET = 'F01_ALV_EVENT_PF_STATUS_SET'
* I_CALLBACK_USER_COMMAND = ' '
* I_CALLBACK_TOP_OF_PAGE = ' '
* I_CALLBACK_HTML_TOP_OF_PAGE = ' '
* I_CALLBACK_HTML_END_OF_LIST = ' '
* I_STRUCTURE_NAME =
* I_BACKGROUND_ID = ' '
* I_GRID_TITLE =
* I_GRID_SETTINGS =
is_layout = gs_layout
it_fieldcat = gt_fieldcat[]
* IT_EXCLUDING =
* IT_SPECIAL_GROUPS =
* IT_SORT =
* IT_FILTER =
* IS_SEL_HIDE =
i_default = 'X'
* I_SAVE = ' '
* IS_VARIANT =
* it_events = lt_evts
* IT_EVENT_EXIT =
* IS_PRINT =
* IS_REPREP_ID =
* 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 = it_alv
* EXCEPTIONS
* PROGRAM_ERROR = 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.

espero te sirva saludos