目录
摘 要.......................................................................................................................................i
Abstract ......................................................................................................................................ii
1 绪论......................................................................................................................................1
1.1 课题背景.......................................................................................................................1
1.2 目的和意义...................................................................................................................1
1.3 研究现状.......................................................................................................................1
2 系统分析..............................................................................................................................3
2.1 系统理论基础...............................................................................................................3
2.1.1 C/S 架构.................................................................................................................3
2.1.2 TCP ........................................................................................................................3
2.1.3 Socket.....................................................................................................................4
2.1.4 QT 编程框架 .........................................................................................................6
2.2 可行性研究.................................................................................................................10
2.3 需求分析.....................................................................................................................11
2.4 系统运行环境.............................................................................................................11
3 系统设计............................................................................................................................12
3.1 系统结构设计.............................................................................................................12
3.2 客户端服务器功能设计.............................................................................................12
3.3 客户端设计.................................................................................................................13
3.4 服务器端设计.............................................................................................................14
3.5 群聊和私聊模块的设计.............................................................................................16
4 程序描述与详细描述........................................................................................................17
4.1 服务器端验证客户端的登录信息.............................................................................17
4.1.1 功能及实现..........................................................................................................17
4.1.2 技术概要..............................................................................................................18
4.2 服务器端处理用户消息.............................................................................................20
4.2.1 功能及实现..........................................................................................................20
4.2.2 技术概要..............................................................................................................21
4.3 客户端读取服务器发送的数据.................................................................................23
4.3.1 功能及实现..........................................................................................................23
4.3.2 技术概要..............................................................................................................25
4.4 客户端用户列表的更新................................................................................................25
5 系统实现............................................................................................................................27
5.1 登录模块设计.............................................................................................................27
5.2 注册模块设计.............................................................................................................28
5.3 群聊模块设计.............................................................................................................29
5.4 私聊模块设计.............................................................................................................32
结论..........................................................................................................................................34
参考文献..................................................................................................................................35
致谢..........................................................................................................................................36
