ex8_4.cpp

C++程序设计课本源码,供学习计算机的大学生们参考

#include<iostream.h>
#include<string.h>

enum Tsex{mid,man,woman};
struct course{
	char* coursename;
	int grade;
};
class Person{
	char IdPerson[19];			//身份证号,18位数字
	char *Name;				//姓名
	Tsex Sex;				//性别
	int Birthday;				//生日,格式1986年8月18日写作19860818
	char *HomeAddress;		//家庭地址
public:
	Person(char *,char *,Tsex,int,char *);
	Person();
	~Person();
	void PrintPersonInfo();
	//其他接口函数
};
Person::Person(char *id,char *name,Tsex sex,int birthday,char *homeadd){
	cout<<"构造Person"<<endl;
	strcpy(IdPerson,id);
	Name=new char[strlen(name)+1];
	strcpy(Name,name);
	Sex=sex;
	Birthday=birthday;
	HomeAddress=new char[strlen(homeadd)+1];
	strcpy(HomeAddress,homeadd);
}
Person::Person(){
	cout<<"构造Person"<<endl;
	IdPerson[0]='\0';Name=NULL;Sex=mid;
	Birthday=0;HomeAddress=NULL;
}
Person::~Person(){
	cout<<"析构Person"<<endl;
	if(Name)delete [] Name;if(HomeAddress) delete [] HomeAddress;
}

void Person::PrintPersonInfo(){
	int i;
	cout<<"身份证号:"<<IdPerson<<'\n'<<"姓名:"<<Name<<'\n'<<"性别:";
	if(Sex==man)cout<<"男"<<'\n';
	else if(Sex==woman)cout<<"女"<<'\n';
	     else cout<<" "<<'\n';
	cout<<"出生年月日:";
	i=Birthday;
	cout<<i/10000<<"年";
	i=i%10000;
	cout<<i/100<<"月"<<i%100<<"日"<<'\n'<<"家庭住址:"<<HomeAddress<<'\n';
}

class Student:public virtual Person{//以虚基类定义公有派生的学生类
	char NoStudent[10];//学号
	//30门课程与成绩略
public:
	Student(char *id,char *name,Tsex sex,int birthday,char *homeadd,char * nostud);
	//注意派生类构造函数声明方式
	Student();
    ~Student(){cout<<"析构Student"<<endl;}
	void PrintStudentInfo();
};
Student::Student(char *id,char *name,Tsex sex,int birthday,char *homeadd,char * nostud)
             :Person(id,name,sex,birthday,homeadd){//注意Person参数表不用类型
	cout<<"构造Student"<<endl;
	strcpy(NoStudent,nostud);
}
Student::Student(){//基类缺省的无参数构造函数不必显式给出
	cout<<"构造Student"<<endl;
	NoStudent[0]=NULL;
}
void Student::PrintStudentInfo(){
	cout<<"学号:"<<NoStudent<<'\n';
	PrintPersonInfo();
}

class GStudent:public Student{//以虚基类定义公有派生的研究学生类
	char NoGStudent[10];//研究生号
	//其他略
public:
	GStudent(char *id,char *name,Tsex sex,int birthday,char *homeadd,char*nostud,
		char * nogstudent);	//注意派生类构造函数声明方式
	GStudent();
	~GStudent(){cout<<"析构GStudent"<<endl;};
	void PrintGStudentInfo();
};
GStudent::GStudent(char *id,char *name,Tsex sex,int birthday,char *homeadd,
				   char * nostud,char * nogstud)
             :Student(id,name,sex,birthday,homeadd,nostud){//注意Student参数表不用类型
	cout<<"构造GStudent"<<endl;
	strcpy(NoGStudent,nogstud);
}
GStudent::GStudent(){//基类缺省的无参数构造函数不必显式给出
	cout<<"构造GStudent"<<endl;
	NoGStudent[0]=NULL;
}
void GStudent::PrintGStudentInfo(){
	cout<<"研究生号:"<<NoGStudent<<'\n';
	PrintStudentInfo();
}

class Employee:public virtual Person{//以虚基类定义公有派生的教职工类
	char NoEmployee[10];//教职工号
	//其他略
public:
	Employee(char*id,char*name,Tsex sex,int birthday,char*homeadd,char*noempl);
	//注意派生类构造函数声明方式
	Employee();
	~Employee(){cout<<"析构Employee"<<endl;}
	void PrintEmployeeInfo();
	void PrintEmployeeInfo1();
};
Employee::Employee(char*id,char*name,Tsex sex,int birthday,char*homeadd,char*noempl)
             :Person(id,name,sex,birthday,homeadd){//注意Person参数表可不用类型
	cout<<"构造Employee"<<endl;
	strcpy(NoEmployee,noempl);
}
Employee::Employee(){//基类缺省的无参数构造函数不必显式给出
	cout<<"构造Employee"<<endl;
	NoEmployee[0]=NULL;
}
void Employee::PrintEmployeeInfo(){
	cout<<"教职工号:"<<NoEmployee<<'\n';
	PrintPersonInfo();
}
void Employee::PrintEmployeeInfo1(){cout<<"教职工号:"<<NoEmployee<<'\n';}

class EGStudent:public Employee,public GStudent{//以虚基类定义公有派生的学生类
	char NoEGStudent[10];//在职学习号
	//其他略
public:
	EGStudent(char*id,char*name,Tsex sex,int birthday,char*homeadd,char*nostud,
		char*nogstud,char*noempl,char*noegstud);
	//注意派生类构造函数声明方式
	EGStudent();
	~EGStudent(){cout<<"析构EGStudent"<<endl;};
	void PrintEGStudentInfo();
};
EGStudent::EGStudent(char*id,char*name,Tsex sex,int birthday,char*homeadd,
					 char*nostud,char*nogstud,char*noempl,char*noegstud)
			 :GStudent(id,name,sex,birthday,homeadd,nostud,nogstud),
			 Employee(id,name,sex,birthday,homeadd,noempl),
			 Person(id,name,sex,birthday,homeadd){//注意Person再次出现
	cout<<"构造EGStudent"<<endl;
	strcpy(NoEGStudent,noegstud);
}
EGStudent::EGStudent(){//基类缺省的无参数构造函数不必显式给出
	cout<<"构造EGStudent"<<endl;
	NoEGStudent[0]=NULL;
}
void EGStudent::PrintEGStudentInfo(){
	cout<<"在职学习号:"<<NoEGStudent<<'\n';
	PrintEmployeeInfo1();
	PrintGStudentInfo();
}

void main(void){
	EGStudent egstu1("320102811226161","朱海鹏",man,19811226,"南京市黄浦路1号","06000123",
		"034189","06283","030217");
	egstu1.PrintEGStudentInfo();
}