handan001编写了一个关于Outlook风格的界面效果源代码小程序-handan001 write an Outlook-style interface effect source code applet

桌面outlook邮箱，虽说功能比较简陋，但java邮件服务的各种主要功能已经囊括。（收、发邮件；已读、未读邮件）用JTree实现；集成了JPopueMune 。-Desktop outlook mailbox, although the function is relatively simple, but all major functions have included java mail service. (Sending and receiving e-mail read, unrea