1.CALLER_EXIT
2.USER_COMMAND
3.TOP_OF_PAGE
4.TOP_OF_COVERPAGE
5.END_OF_COVERPAGE
6.FOREIGN_TOP_OF_PAGE
7.FOREIGN_END_OF_PAGE
8.PF_STATUS_SET
9.LIST_MODIFY
10.TOP_OF_LIST
11.END_OF_PAGE
12.END_OF_LIST
13.AFTER_LINE_OUTPUT
14.BEFORE_LINE_OUTPUT
15.REPREP_SEL_MODIFY
16.SUBTOTAL_TEXT
17.GROUPLEVEL_CHANGE
CALL FUNCTION 'REUSE_ALV_EVENTS_GET'
EXPORTING
I_LIST_TYPE = 0
IMPORTING
ET_EVENTS = IT_EVENT
EXCEPTIONS
LIST_TYPE_WRONG = 1
OTHERS = 2.