MyListBoxTest

代码说明：

  智能水平scrollbar的CListBox。 在MFC中，用列表框（CListBox）来显示多个字符串是一种很方便的方法。但缺 省的列表框水平滚动条不够智能——这里智能的含义是：在应该出现的时候出 现，不应该出现的时候消失，而且应能自动调节自己的大小。(intelligent level of 9x15 CListBox. In MFC, with the list box (CListBox) to show that the number of strings is a very convenient way. But the default horizontal scrolling list box, not smart-- smart here is the meaning : should the time and should not disappear in time, but should be able to adjust their size.)