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课 程 设 计 说 明 书

题 目： 课 程： 院 （部）： 专 业： 班 级： 学生姓名： 学 号： 指导教师： 完成日期： GPA计算器的设计 VC++程序设计基础课程设计

目 录

摘要········································································································II 正文·········································································································1 1 设计目的································································································1 2 设计要求································································································1 3 设计内容································································································1 3.1系统分析·····························································································1 3.2项目创建·····························································································2 3.3界面设计·····························································································3 3.4代码实现·····························································································5 3.4.1添加菜单控制···················································································5 3.4.2添加分数存储代码·············································································6 3.4.3添加功能函数代码·············································································7 3.4.4添加控件事件代码············································································11 3.4.5设置界面外观··················································································13 3.5设计结果及使用说明·············································································14 总结与致谢 ·····························································································17 参考文献 ································································································18 附录 ······································································································19

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摘 要

GPA英语全称是Grade Point Average，意思就是平均成绩点数（平均分数、平均绩点），美国的GPA满分是4分，即A=4，B=3，C=2， D=1。GPA的精确度往往达到小数点后1到2位，如：3.0、3.45。

GPA的计算一般是将每门课程的成绩乘以学分，加起来以后除以总的学分，得出平均分。中国高校的分数设置最常见的为五分制或四分制，具体的折合方式视各个学校规定而有所不同。一般来讲，百分制中的90分以上可视为4分，80分以上为3分，70分以上为2分，60分以上为1分，五分制中的5分为4分，4分为3分，3分为2分，2分为1分。

关键词：GPA；VC++；MFC；控件；

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