一个流量显示的程序，通关过VC中的BOTTON组件重绘一个流量显示的界面。-a net traffic project,it is a net traffic view redrewing form a button component in VC.

java swing实现QQ2009版本,包括系统布局,重绘,托盘等,-Java swing implementation QQ2009 versions, including the system layout, redrawn, tray, etc.,