定义TABLE的读写属性
WHEN 'READWR'
*当单击按钮时,第一列为只读,其他列读写切换
LOOP AT TBL1-CONLS INTO ACOL WHERE INDEX GT 0.
IF SY-TABIX = 1.
ACOL-SCREEN-INPUT = '0'.
ELSE.
IF ACOL-SCREEN-INPUT = '0'.
ACOL-SCREEN-INPUT = '1'.
ELSEIF ACOL-SCREEN-INPUT = '1'.
ACOL-SCREEN-INPUT = '0'.
ENDIF.
MODIFY TBL1-COLS FROM ACOL INDEX SY-TABIX.
ENDLOOP.