PB利用树状视图分层组织和显示数据

PB Uses Hierarchical Treeview Organizations And Displays Data

在计算机信息管理中,有许多数据之间存在一定的层次关系,将数据像windows的资源管理器一样显示出来,可以清晰表示它们之间的关系。本文以大学机构构成为例叙述如何按层次将数据在数据库中进行编码和在PowerBuilder中利用数据窗口在TreeView控件中按层次显示数据。

In Computer information management, there is a certain level of relations between data, equally demonstrated the data like the Windows resource management,may clearly expresses the relations between them. This article takes the university organization constitution as the example to describe how does the data code in the database and uses datawindow in TreeView control to display the data in PowcrBuilder.