面向对象程序设计课程设计.doc

课 程 设 计 任 务 书课程名称：面向对象程序设计专业：计算机科学与技术班级： 一班姓名： 苏昊学号： 20121308014课程设计一、课程设计目的与基本要求1. 课程设计目的课程的主要目标是：(1) 应用Visual C+6.0集成开发环境进行应用程序和系统的开发设计；(2) 掌握面向对象程序设计的基本方法和步骤；(3) 通过独立完成一个综合应用程序的开发，培养学生实践动手技能，提高学生分析问题和解决问题的能力。2、 系统的功能模块与构成板块，含必要的程序流程图1、 实验一：个人银行账户管理程序含date.h date.cpp accmulator.h account.h account.cpp 主函数.cpp等文件组成2、 实验二：高校学籍管理系统1. 系统功能需求（系统流程图）1） 能够从屏幕上读取一个学生的信息并将信息存入到数据文件中。2） 能够将指定的信息从文件中删除3） 能够按编号、姓名对学生的信息进行检索并将检索结果显示在屏幕上4） 可以统计全部学生的总成绩，及其在班上的排名5） 能够统计各科的平均成绩以及及格率6） 要求有错误提示功能，例如性别只能输入男女，输入错误提示重新输入7） 如果检索不到相应的信息应提示用户8）实验程序源代码：实验1：/date.h#ifndef _DATE_H_#define _DATE_H_#includeclass Dateprivate:int year;int month;int day;int totalDays;public:Date(int year,int month,int day);int getYear() const return year;int getMonth() const return month;int getDay() const return day;int getMaxDay () const;bool isLeapYear() const return year%4=0&year%100!=0|year%400=0;void show() const;int operator- (const Date& date) constreturn totalDays-date.totalDays;bool operator (const Date &date) const return totalDays(std:istream &in,Date &date);std:ostream &operator(std:ostream &out,const Date &date);#endif/account.h#includedate.h#includeaccumulator.h#include#include#includeclass Account;class AccountRecordprivate:Date date;const Account *account;double amount;double balance;std:string desc;public:AccountRecord(const Date &date,const Account *account,double amount,double balance,const std:string &desc); void show() const ;typedef std:multimap RecordMap;class Accountprivate:std:string id;double balance;static double total;static RecordMap recordMap;protected:Account(const Date &date,const std:string &id);void record (const Date &date,double amount,const std:string &desc);void error (const std:string &msg)const;public:const std:string &getId() const return id;double getBalance()const return balance ;static double getTotal()return total;virtual void deposit(const Date &date,double amount,const std:string &desc)=0;virtual void withdraw(const Date &date,double amount,const std:string &desc)=0;virtual void settle (const Date &date)=0;virtual void show(std:ostream &out) const;static void query (const Date &begin,const Date &end);inline std:ostream & operator (std:ostream &out,const Account &account)account.show(out);return out;class SavingsAccount:public Account private:Accumulator acc;double rate;public:SavingsAccount(const Date &date,const std:string &id,double rate);double getRate() const return rate;void deposit(const Date &date,double amount,const std:string &desc);void withdraw(const Date &date,double amount,const std:string &desc);void settle (const Date &date);class CreditAccount :public Account private:Accumulator acc;double credit;double rate;double fee;double getDebt() constdouble balance=getBalance();return (balance0?balance:0);public :CreditAccount(const Date &date,const std:string &id,double credit,double rate,double fee);double getCredit () constreturn credit; double getRate() const return rate; double getFee() constreturn fee; double getAvailableCredit() constif(getBalance()value=value;void reset(const Date &date,double value)lastDate=date;this-value=value;sum=0;/date.cpp#includedate.h#include#includeusing namespace std;namespace const int DAYS_BEFORE_MONTH=0,31,59,90,120,151,181,212,243,273,304,334,365;Date:Date(int year,int month,int day):year(year),month(month),day(day)if(daygetMaxDay()coutinvalid date:;show();cout2)totalDays+;int Date:getMaxDay() constif(isLeapYear()&month=2)return 29;else return DAYS_BEFORE_MONTHmonth-DAYS_BEFORE_MONTHmonth-1;void Date:show() constcoutgetYear()-getMonth()-(istream &in ,Date &date)int year,month,day;char c1,c2;inyearc1monthc2day;date=Date(year,month,day);return in;ostream &operator (ostream &out,const Date &date)outdate.getYear()-date.getMonth()-date.getDay();return out;/account.cpp#includeaccount.h#include#include#includeusing namespace std;using namespace std:rel_ops;AccountRecord :AccountRecord(const Date &date,const Account*account,double amount ,double balance,const std:string &desc):date(date),account(account),amount(amount),balance(balance),desc(desc)void AccountRecord:show() constcoutt#getId()tamounttbalancetdescendl;double Account:total=0;RecordMap Account:recordMap;void Account:query(const Date &begin,const Date &end)if(beginsecond.show();Account:Account (const Date &date,const string &id):id(id),balance(0)coutt#idcreatedendl;void Account:record(const Date &date,double amount,const string &desc)amount=floor(amount*100+0.5)/100;balance+=amount;total+=amount;date.show();coutt#idtamounttbalancetdescendl;void Account:show(ostream &out) const coutidtBalance:balance;/void Account:error (const string &msg) constcoutError(#id):msggetBalance()error(not enough money);else record(date,-amount,desc);acc.change(date,getBalance();void SavingsAccount:settle (const Date &date)if(date.getMonth ()=1)double interest=acc.getSum (date)*rate/(date-Date(date.getYear()-1,1,1);if(interest!=0)record(date,interest,interest);acc.reset (date,getBalance();CreditAccount:CreditAccount(const Date &date,const string &id,double credit,double rate,double fee):Account(date,id),credit(credit),rate(rate),fee(fee),acc(date,0)void CreditAccount:deposit (const Date &date,double amount,const string &desc)record(date,amount,desc);acc.change (date,getDebt();void CreditAccount:withdraw (const Date &date,double amount,const string &desc)if(amount-getBalance()credit)error(not enough credit);elserecord(date,-amount,desc);acc.change (date,getDebt();void CreditAccount:settle (const Date &date)double interest=acc.getSum (date)*rate;if(interest!=0) record (date,interest,interest);if(date.getMonth()=1)record(date,-fee,annual fee);acc.reset (date,getDebt();void CreditAccount:show(ostream &out) const Account:show(out);couttAvailable credit :getAvailableCredit();/主函数.cpp/#includeaccount.h#include#include#include#include#includeusing namespace std;struct deletertemplatevoid operator()(T*p)delete p;class Controllerprivate:Date date;vector accounts;bool end;public:Controller(const Date &date):date(date),end(false)Controller();const Date &getDate() const return date;bool isEnd() const return end;bool runCommand (const string &cmdLine);Controller:Controller ()for_each(accounts.begin (),accounts.end(),deleter();bool Controller:runCommand (const string &cmdLine)istringstream str(cmdLine);char cmd,type;int index,day;double amount,credit,rate,fee;string id ,desc;Account *account;Date date1(1,1,1),date2(1,2,1);strcmd;int i;/ostream out;vector:iterator iter=accounts.begin();switch (cmd)casea:strtypeid;if(type=s)strrate;account=new SavingsAccount(date,id,rate);elsestrcreditratefee;account=new CreditAccount(date,id,credit,rate,fee);accounts.push_back(account);return true;case d:strindexamount;getline(cin,desc);accountsindex-deposit(date,amount,desc);return true;case w:strindexamount;getline(cin,desc);accountsindex-withdraw(date,amount,desc);return true;case s:for( i=0;iaccounts.size();i+)coutishow();coutday;if(daydate.getDay ()coutdate.getMaxDay ()coutsettle(date);return true;caseq:strdate1date2;Account:query(date1,date2);return false;casee:end=true;return false;coutInvalid command :cmdLineendl;return false;int main()Date date(2008,11,1);Controller controller(date);string cmdLine;const char *FILE_NAME=commands.txt;ifstream fileIn(FILE_NAME);if(fileIn)while(getline(fileIn,cmdLine)controller.runCommand(cmdLine);fileIn.close();ofstream fileout (FILE_NAME,ios_base:app);cout(a)add account(d)deposit(w)withdraw(s)show(c)change day (n) next mont(q)query(e)exitendl;while(!controller.isEnd()coutcontroller.getDate()tTotal:Account:getTotal ();string cmdLine;getline(cin,cmdLine);if(controller.runCommand(cmdLine)fileoutcmdLineendl;return 0;实验二代码：# include # include # include # include # define N 20/*自定义函数声明部分*/void showheader(); /声明显示表头部分int menu(); /声明主菜单函数int menu3(); /声明插入功能子菜单函数int menu4(); /声明删除功能子菜单函数int menu5(); /声明查找功能子菜单函数int quanxian(); /声明用户权限管理函数void SavePass();struct student shuru(); /声明学生信息录入函数void display(struct student); /声明显示函数void sort(struct student stuN,int); /声明排序函数void charu(struct student stuN,int); /声明插入函数int del1(struct student stuN,int); /声明按照学号删除函数int del2(struct student stuN,int); /声明按照姓名删除函数void chazhao1(struct student stuN,int i); /声明按照学号查找函数void chazhao2(struct student stuN,int i); /声明按照姓名查找函数/*定义结构体*/struct student int ID; char name15; char sex; float score3; char *getSex() /构造结构成员 if(sex=g) return 女; else return 男; float Ave() /构造结构成员 return (score0+score1+score2)/3; student() /构造函数 score0=0; score1=0; score2=0; ;/*主函数开始*/void main() struct student stuN; int count=0,m=0,j; char ch,ch1; int choice,choice3,choice4,choice5; /菜单选项及子菜单选项 int user; do /此循环体控制用户信息输入错误后是否重输 user=quanxian(); /调用拥护权限函数 system(cls); if(user=1) /此条件结构判断用户权限输入是否正确 do /此循环体控制返回主菜单 ch1=n; /如果用户将主菜单选择错误，可用此变量控制是否重输 choice=menu(); system(cls); switch(choice) /此条件结构控制选择菜单功能后的操作 case 1: /输入学生信息 do /此循环体控制是否继续输入 printf(* 学员信息录入 *n); printf(nn请输入第%d个学员的成绩:nn,count+1); stucount=shuru(); /调用输入函数 printf(nn是否继续(y/n); fflush(stdin); ch=getchar(); count+; system(cls); while(ch=y); /system(pause); break; case 2: /显示排序好的学生信息 printf(* 学员信息显示 *n); printf(nn排序后的成绩如下:n); sort(stu,count); /调用排序函数 showheader(); for(j=0;jcount;j+) display(stuj); /调用显示函数 system(pause); system(cls); break; case 3:/插入功能 while(choice3!=3) /此循环体控制是否退出子菜单 system(cls); choice3=menu3(); /调用子菜单函数 system(cls); if(choice3=1) /此条件结构控制子菜单选项 do /此循环体判断是否继续插入 printf(* 学员信息插入 *n); charu(stu,count); /调用插入函数 count+; printf(是否继续插入？(y/n); fflush(stdin); ch=getchar(); system(cls); while(ch=y); if (choice3=2) /此条件结构控制子菜单选项 printf(nn插入学生信息后如下：n); showheader(); for(j=0;jcount;j+) display(stuj); /调用显示函数 system(pause); / break; case 4:/删除功能 while(choice4!=4) /此循环体控制是否退出子菜单 int num; system(cls); choice4=menu4(); /调用子菜单函数 system(cls); if(choice4=1) /此条件结构控制子菜单按照学号删除选项 do /此循环体控制是否继续删除 printf(* 按照学号删除学员信息 *n); num=del1(stu,count);/调用删除函数 /system(cls); if(num=1) count-; printf(n是否继续删除？(y/n); fflush(stdin); ch=getchar(); system(cls); while(ch=y); if(choice4=2) /此条件结构控制子菜单按照姓名删除选项 do /此循环体控制是否继续删除 printf(* 按照姓名删除学员信息 *n); num=del2(stu,count);/调用删除函数 if(num=1) count-; printf(n是否继续删除？(y/n); fflush(stdin); ch=getchar(); system(cls); while(ch=y); if(choice4=3) /此条件结构控制子菜单显示删除后的信息选项 printf(nn删除学生信息后如下：n); showheader(); for(j=0;jcount;j+) display(stuj); /调用显示函数 system(pause); break; case 5:/查找功能 while(choice5!=3) /控制是否继续查找 system(cls); choice5=menu5(); /调用查找子菜单函数 system(cls); if(choice5=1) /控制按照学号查找 chazhao1(stu,count);/调用按照学号查找的函数 system(cls); if(choice5=2) /控制按照姓名查找 chazhao2(stu,count);/调用按照姓名查找的函数 system(cls); system(pause); break; case 6:/退出 printf(确认退出？(y/n); /让用户确认是否退出 fflush(stdin); ch=getchar(); break; default: printf(aa警告：您输入错误，是否重输！(y/n); fflush(stdin); ch1=getchar(); system(cls); break; while(ch=n| ch1=y);/控制是否要退出系统 if(user=0) printf(aa警告：您的用户名或密码输入有误！是否重输？（y/n）); fflush(stdin); ch=getchar(); system(cls); while(ch=y);/*主函数结束*/*自定义输入函数*/struct student shuru() struct student stu; printf(nn学号：); scanf(%d,&stu.ID); printf(n姓名：); scanf(%s,); printf(n性别(g/b)：); fflush(stdin); scanf(%c,&stu.sex); printf(n语文成绩:); scanf(%f,&stu.score0); printf(n数学成绩:); scanf(%f,&stu.score1); printf(n英语成绩:); scanf(%f,&stu.score2); return stu; /*自定义显示函数*/void display(struct student stu) int j;printf(t%dt,stu.ID); printf(%st,stu.na