有数据窗口DW_1,DW_2, 嵌套数值窗口 DW_3DW_3 子窗口名为 d_b,d_1
DATAWINDOWCHILD d_child,d_child1dw_1.ShareData (d_child)dw_2.ShareData (d_child1)dw_3.Getchild('d_b',d_child)dw_3.Getchild('d_1',d_child1)