| 显示一个层次关系分明的一组数据,用树状图表示能给用户一个直观而易用的感觉,JTree类如同Windows的资源管理器的左半部,通过点击可以"打开"、"关闭"文件夹,展开树状结构的图表数据。JTree也是依据M-V-C的思想来设计的,Jtree的主要功能是把数据按照树状进行显示,其数据来源于其它对象。下面是5个节点的树类程序-JTreeWindows"""", JTree is based on M-V-C thinking to the design, Jtree the main functions of data in accordance with the tree, for example, the data from other objects. Below are the five nodes of the tree types of proceedings 下载 |