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  • webdynpro 下拉列表控件

    1. 现在界面上添加下拉列表的控件DropDownByKey
    2. 在context中创建新的node,和属性DP
    3. 返回界面,绑定DP到控件DropDownByKey的SelectedKey

    初始方法中代码如下:

    *下拉菜单
      DATA lo_nd_drop TYPE REF TO if_wd_context_node.
      DATA lo_el_drop TYPE REF TO if_wd_context_element.
      DATA ls_drop TYPE wd_this->Element_drop.
    
      data lo_nd_if_drop TYPE REF TO IF_WD_CONTEXT_NODE_INFO.
      data lt_value_set TYPE TABLE OF WDR_CONTEXT_ATTR_VALUE.
      data ls_value_set type WDR_CONTEXT_ATTR_VALUE.
      lo_nd_drop = wd_context->get_child_node( name = wd_this->wdctx_drop ).
      CALL METHOD LO_ND_DROP->GET_NODE_INFO
        RECEIVING
          NODE_INFO = lo_nd_if_drop.
    
    ls_value_set-value = '1'.
    ls_value_set-text = '江苏'.
    append ls_value_set to lt_value_set.
    
    ls_value_set-value = '2'.
    ls_value_set-text = '上海'.
    append ls_value_set to lt_value_set.
    
      CALL METHOD LO_ND_IF_DROP->SET_ATTRIBUTE_VALUE_SET
        EXPORTING
          NAME      = 'DP'
          VALUE_SET = lt_value_set

    预览:

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  • 原文地址:https://www.cnblogs.com/caizjian/p/3778314.html
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