Delphi:Delphi使用TreeView组件遍历磁盘目录，练习TreeView在系统文件中的应用，树形菜单组件也是挺常见的一种菜单组件，Windows中经常用到，在Delphi中如何使用TreeView遍历目录呢？这个源码会告诉你原理。

-Delphi: Delphi disk directory traversal using the TreeView component, TreeView practice in the application of the system files, the tree menu component is also very common kind of menu component, Windows often used in Delphi, how to use the TreeView traversal catalog? This source will tell you the principle.