Method: CALC_SCREEN
Method: CONSTRUCTOR
Method: SHOW_HISTORY
Method: HANDLE_SHOW_DOC_ITEM
Method: FREE
Method: HANDLE_SHOW_DOC_HEAD
Method: DISPLAY
Method: GET_SELECTED_DOC
Method: INIT_IF_DUMMY
Method: IF_WB2_OBSERVER~GET_HANDLE
Method: MAKE_DATA
Method: TRANSFER_DATA
Method: IF_WB2_OBSERVER~UPDATE
Method: RESET
Method: GET_HISTORY
Method: GET_ALV_DATA
Method: SELECT
Method: REFRESH
Method: ACTION_ADD_ITEM
Method: GET
Method: ACTION
Method: RESET_AFTER_ACTION
Method: TRANSFER
Method: GET_ALV_AREA_VIEW