qt 5.4实现tcp聊天文件传输登陆界面没加入，有可以连mysql的登录验证界面
....................................................................\chat
....................................................................\....\chat.pro
....................................................................\....\chat.pro.user
....................................................................\....\eventdispatcher_libev
....................................................................\....\.....................\.gitignore
....................................................................\....\.....................\.gitmodules
....................................................................\....\.....................\.travis.yml
....................................................................\....\.....................\eventdispatcher_libev.cpp
....................................................................\....\.....................\eventdispatcher_libev.h
....................................................................\....\.....................\eventdispatcher_libev.pri
....................................................................\....\.....................\eventdispatcher_libev_p.cpp
....................................................................\....\.....................\eventdispatcher_libev_p.h
....................................................................\....\.....................\readme.txt
....................................................................\....\.....................\socknot_p.cpp
....................................................................\....\.....................\timers_p.cpp
....................................................................\....\main.cpp
....................................................................\....\tcpclient.cpp
....................................................................\....\tcpclient.h
....................................................................\....\tcpclient.ui
....................................................................\....\tcpserver.cpp
....................................................................\....\tcpserver.h
....................................................................\....\tcpserver.ui
....................................................................\....\threadhandle.cpp
....................................................................\....\threadhandle.h
....................................................................\....\widget.cpp
....................................................................\....\widget.h
....................................................................\....\widget.ui
....................................................................\dll
....................................................................\...\libmysql.dll
....................................................................\...\qsqlmysql.dll
....................................................................\...\qsqlmysqld.dll
....................................................................\LiYang_LoginClient
....................................................................\..................\LiYang_LoginClient.pro
....................................................................\..................\LiYang_LoginClient.pro.user
....................................................................\..................\main.cpp
....................................................................\..................\mainwindow.cpp
....................................................................\..................\mainwindow.h
....................................................................\..................\mainwindow.ui
....................................................................\LiYang_Server
....................................................................\.............\LiYang_Server.pro
....................................................................\.............\LiYang_Server.pro.user
............................................