employee.cpp

斯坦福Energy211/CME211课《c++编程——地球科学科学家和工程师》的课件

// Implementation file for the Employee class

#include "employee.h"

using namespace std;

Employee::Employee( const string& name, const string& ssn ) {
	// Store arguments in member variables
	cout << "Constructing an employee!" << endl;
	m_Name = name;
	m_SSN = ssn;
}

Employee::Employee( const Employee& e ) {
	// Copy data members from e
	m_Name = e.m_Name;
	m_SSN = e.m_SSN;
}

Employee::~Employee() {
	// Nothing to destroy here, because the data members
	// will be de-allocated automatically
	cout << "Destroying an employee!" << endl;
}

void Employee::SendTo( ostream& out ) const {
	// Output data members
	out << "Name: " << m_Name << endl;
	out << "SSN: " << m_SSN << endl;
	out << "Yearly Pay: $" << GetYearlyPay() << endl;
}

Employee& Employee::operator=( const Employee& e ) {
	// We don't need this operator to do anything since
	// we never want it to be used
	return *this;
}

ostream& operator<<( ostream& out, const Employee& e ) {
	// Regardless of the kind of employee is passed, the
	// appropriate SendTo function will be called, because
	// it's declared virutal in the Employee class
	e.SendTo( out );
	return out;
}