4elist1602.cpp

《21天学通C＋＋》附盘的原代码。书上的每个例子在这里都有相应的C语言程序。

// Listing 16.2 The Employee Class and Driver Program
#include "String.hpp"

class Employee
{
public:
	Employee();
	Employee(char *, char *, char *, long);
	~Employee();
	Employee(const Employee&);
	Employee & operator= (const Employee &);

	const String & GetFirstName() const
		{ return itsFirstName; }
	const String & GetLastName() const { return itsLastName; }
	const String & GetAddress() const { return itsAddress; }
	long GetSalary() const { return itsSalary; }

	void SetFirstName(const String & fName)
		{ itsFirstName = fName; }
	void SetLastName(const String & lName)
		{ itsLastName = lName; }
	void SetAddress(const String & address)
		{ itsAddress = address; }
	void SetSalary(long salary) { itsSalary = salary; }
private:
	String    itsFirstName;
	String    itsLastName;
	String    itsAddress;
	long      itsSalary;
};

Employee::Employee():
	itsFirstName(""),
	itsLastName(""),
	itsAddress(""),
	itsSalary(0)
{}

Employee::Employee(char * firstName, char * lastName,
	char * address, long salary):
	itsFirstName(firstName),
	itsLastName(lastName),
	itsAddress(address),
	itsSalary(salary)
{}

Employee::Employee(const Employee & rhs):
	itsFirstName(rhs.GetFirstName()),
	itsLastName(rhs.GetLastName()),
	itsAddress(rhs.GetAddress()),
	itsSalary(rhs.GetSalary())
{}

Employee::~Employee() {}

Employee & Employee::operator= (const Employee & rhs)
{
	if (this == &rhs)
		return *this;

	itsFirstName = rhs.GetFirstName();
	itsLastName = rhs.GetLastName();
	itsAddress = rhs.GetAddress();
	itsSalary = rhs.GetSalary();

	return *this;
}

int main()
{
	Employee Edie("Jane","Doe","1461 Shore Parkway", 20000);
	Edie.SetSalary(50000);
	String LastName("Levine");
	Edie.SetLastName(LastName);
	Edie.SetFirstName("Edythe");

	cout << "Name: ";
//	cout << Edie.GetFirstName().GetString();
	cout << Edie.GetFirstName();
	cout << " " << Edie.GetLastName().GetString();
	cout << ".\nAddress: ";
	cout << Edie.GetAddress().GetString();
	cout << ".\nSalary: " ;
	cout << Edie.GetSalary();
	return 0;
}