ABAP实现自动刷新

来源：互联网发布：淘宝国际版叫什么名字编辑：程序博客网时间：2024/04/29 22:05

REPORT z_alv_auto_refresh.*>********************************************************************** This report displays User's info (SM04) using the FM : ** REUSE_ALV_LIST_DISPLAY ** The list is auto-refreshed (refresh time : 5 seconds) **---------------------------------------------------------------------*TYPE-POOLS: slis. " ALV Global TypesDATA : gt_user LIKE uinfo OCCURS 0 WITH HEADER LINE. " User info in SM04*---------------------------------------------------------------------*START-OF-SELECTION. PERFORM f_read_data. PERFORM f_display_data.*---------------------------------------------------------------------** Form F_LIRE_DATA*---------------------------------------------------------------------*FORM f_read_data. REFRESH gt_user.* Get User's info CALL FUNCTION 'THUSRINFO' TABLES usr_tabl = gt_user.* Wait in a task PERFORM f_call_rfc_wait.ENDFORM. " F_READ_DATA*---------------------------------------------------------------------** Form F_DISPLAY_DATA*---------------------------------------------------------------------*FORM f_display_data. DEFINE m_sort. add 1 to ls_sort-spos. ls_sort-fieldname = &1. append ls_sort to lt_sort. END-OF-DEFINITION. DEFINE m_event_exit. clear ls_event_exit. ls_event_exit-ucomm = &1. ls_event_exit-after = 'X'. append ls_event_exit to lt_event_exit. END-OF-DEFINITION. DATA : ls_layout TYPE slis_layout_alv, lt_sort TYPE slis_t_sortinfo_alv, ls_sort TYPE slis_sortinfo_alv, lt_event_exit TYPE slis_t_event_exit, ls_event_exit TYPE slis_event_exit.* Build Sort Table m_sort 'ZEIT'.* Build Event Exit Table m_event_exit '&NTE'. " Refresh ls_layout-zebra = 'X'. ls_layout-colwidth_optimize = 'X'. CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY' EXPORTING i_callback_program = sy-cprog i_callback_user_command = 'USER_COMMAND' is_layout = ls_layout i_structure_name = 'UINFO' it_sort = lt_sort it_event_exit = lt_event_exit TABLES t_outtab = gt_user.ENDFORM. " F_DISPLAY_DATA*---------------------------------------------------------------------** FORM USER_COMMAND **---------------------------------------------------------------------*FORM user_command USING i_ucomm TYPE syucomm is_selfield TYPE slis_selfield. "#EC CALLED CASE i_ucomm. WHEN '&NTE'. PERFORM f_read_data. is_selfield-refresh = 'X'. SET USER-COMMAND '&OPT'. " Optimize columns width ENDCASE.ENDFORM. " USER_COMMAND*---------------------------------------------------------------------** Form F_CALL_RFC_WAIT*---------------------------------------------------------------------*FORM f_call_rfc_wait. DATA lv_mssg(80). "#EC NEEDED* Wait in a task CALL FUNCTION 'RFC_PING_AND_WAIT' STARTING NEW TASK '001' PERFORMING f_task_end ON END OF TASK EXPORTING seconds = 5 " Refresh time busy_waiting = space EXCEPTIONS RESOURCE_FAILURE = 1 communication_failure = 2 MESSAGE lv_mssg system_failure = 3 MESSAGE lv_mssg OTHERS = 4.ENDFORM. " F_CALL_RFC_WAIT*---------------------------------------------------------------------** Form F_TASK_END*---------------------------------------------------------------------*FORM f_task_end USING u_taskname. DATA lv_mssg(80). "#EC NEEDED* Receiving task results RECEIVE RESULTS FROM FUNCTION 'RFC_PING_AND_WAIT' EXCEPTIONS RESOURCE_FAILURE = 1 communication_failure = 2 MESSAGE lv_mssg system_failure = 3 MESSAGE lv_mssg OTHERS = 4. CHECK sy-subrc EQ 0. SET USER-COMMAND '&NTE'. " RefreshENDFORM. " F_TASK_END*************** END OF PROGRAM Z_ALV_AUTO_REFRESH *********************