Java做的QQ聊天软件，支持发送文件！

编写一个TCP Socket程序，采用SWT图形化的界面实现，类似于简易的QQ.-This is a java program based on TCP Socket, it uses the swt to realize the UI, and it is similar to an easy QQ.

JAVA语言开发的QQ聊天系统，可以添加，删除，好友，支持在线，离线发送消息，能发送文件，听音乐等功能-JAVA language development QQ chat system, you can add, delete, friends, support online, offline Send Message, can send files, listen to music and other functions