ABAP 根据按钮动态显示/改变屏幕

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先说实现效果吧。运行开始时:

点击P1后:

看代码要注意,p2按钮是对应p_werks的!!!!!!

代码:

REPORT ZLEARNING3.PARAMETERS: p1 TYPE c RADIOBUTTON GROUP g1 USER-COMMAND uc,            p2 TYPE c RADIOBUTTON GROUP g1 DEFAULT 'X'.PARAMETERS: p_werks TYPE werks MODIF ID ty1,            p_matnr TYPE matnr MODIF ID ty2.AT SELECTION-SCREEN OUTPUT.  LOOP AT SCREEN.    CASE screen-group1.      "这里很奇怪,小写的ty就不行。      WHEN 'TY1'. *        IF p1 IS INITIAL. "等同 P1= 'X'        IF p1 = 'X'.          screen-active = '0'.        ELSE.          screen-active = '1'.        ENDIF.      WHEN 'TY2'.*        IF p2 IS INITIAL.          IF p2 = 'X' .          screen-active = '0'.        ELSE.          screen-active = '1'.        ENDIF.    ENDCASE.    MODIFY SCREEN.  ENDLOOP.<span class="L0S52">AT </span><span class="L0S52">SELECTION-SCREEN</span><span class="L0S55">.</span>  <span class="L0S52">CLEAR </span>sy<span class="L0S70">-</span>ucomm<span class="L0S55">.</span>
首先循环遍历屏幕的组件,screen-group1 = TY1时,就是遍历到了单选框p_werks的时候,如果p1被选择了,那单选框p_werks就应该隐藏,否则显示。这里的screen-active作用的对象就是遍历到的这个组件。


















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