选择屏幕上做按钮

 REPORT demo_screen_button.

TABLES sscrfields.

SELECTION-SCREEN BEGIN OF BLOCK scr1 WITH FRAME TITLE text-001.
PARAMETERS: p_path TYPE rlgrap-filename
                        DEFAULT 'c:/upload.txt' OBLIGATORY.
SELECTION-SCREEN END OF BLOCK scr1.

SELECTION-SCREEN: FUNCTION KEY 1.
SELECTION-SCREEN: FUNCTION KEY 2.

INITIALIZATION.
  sscrfields-functxt_02 = '下载上传格式'.
  sscrfields-functxt_01 = 'TEXT'.

AT SELECTION-SCREEN.
  CASE sscrfields-ucomm.
    WHEN 'FC01'.
      WRITE 'FC01'.
    WHEN 'FC02'.
      WRITE 'FC02'.
  ENDCASE.