department.cpp

来自「BigC++的源码」· C++ 代码 · 共 91 行

#include <string>
#include <iostream>

using namespace std;

#include "ccc_empl.h"

/**
   A department in an organization.
*/
class Department
{
public:
   Department(string n);
   void set_receptionist(Employee* e);
   void set_secretary(Employee* e);
   void print() const;
private:
   string name;
   Employee* receptionist;
   Employee* secretary;
};

/**
   Constructs a department with a given name.
   @param n the department name
*/
Department::Department(string n)
{
   name = n;
   receptionist = NULL;
   secretary = NULL;
}

/**
   Sets the receptionist for this department.
   @param e the receptionist
*/
void Department::set_receptionist(Employee* e)
{
   receptionist = e;
}

/**
   Sets the secretary for this department.
   @param e the secretary
*/
void Department::set_secretary(Employee* e)
{
   secretary = e;
}

/**
   Prints a description of this department.
*/
void Department::print() const
{
   cout << "Name: " << name << "\n"
        << "Receptionist: ";
   if (receptionist == NULL)
      cout << "None";
   else
      cout << receptionist->get_name() << " "
           << receptionist->get_salary();
   cout << "\nSecretary: ";
   if (secretary == NULL)
      cout << "None";
   else if (secretary == receptionist)
      cout << "Same";
   else 
      cout << secretary->get_name() << " "
           << secretary->get_salary();      
   cout << "\n";
}

int main()
{
   Department shipping("Shipping");
   Department qc("Quality Control");
   Employee* harry = new Employee("Hacker, Harry", 45000);
   shipping.set_secretary(harry);
   Employee* tina = new Employee("Tester, Tina", 50000);
   qc.set_receptionist(tina);
   qc.set_secretary(tina);
   tina->set_salary(55000);
   shipping.print();
   qc.print();

   return 0;
}