// Fig. 10.19: Employee.cpp
// Employee class member-function definitions.
#include <iostream>
#include "Employee.h" // Employee class definition 
using namespace std;

// define and initialize static data member at global namespace scope
int Employee::count = 0; // cannot include keyword static

// define static member function that returns number of 
// Employee objects instantiated (declared static in Employee.h)
int Employee::getCount() 
{ 
   return count; 
} // end static function getCount

// constructor initializes non-static data members and 
// increments static data member count
Employee::Employee( const string &first, const string &last )
   : firstName( first ), lastName( last )
{
   ++count; // increment static count of employees
   cout << "Employee constructor for " << firstName
      << ' ' << lastName << " called." << endl;
} // end Employee constructor

// destructor deallocates dynamically allocated memory
Employee::~Employee()
{
   cout << "~Employee() called for " << firstName
      << ' ' << lastName << endl;
   --count; // decrement static count of employees
} // end ~Employee destructor

// return first name of employee
string Employee::getFirstName() const
{
   return firstName; // return copy of first name
} // end function getFirstName

// return last name of employee
string Employee::getLastName() const
{
   return lastName; // return copy of last name
} // end function getLastName

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