employee.h

来自「《c＋＋大学教程》源码」· C头文件 代码 · 共 50 行

// Fig. 10.23: employee.h
// Employee abstract base class.
#ifndef EMPLOYEE_H
#define EMPLOYEE_H

#include <string>  // C++ standard string class

using std::string;

class Employee {

public:
   Employee( const string &, const string &, const string & );

   void setFirstName( const string & );
   string getFirstName() const;

   void setLastName( const string & );
   string getLastName() const;

   void setSocialSecurityNumber( const string & );
   string getSocialSecurityNumber() const;

   // pure virtual function makes Employee abstract base class
   virtual double earnings() const = 0;  // pure virtual
   virtual void print() const;           // virtual

private:
   string firstName;
   string lastName;
   string socialSecurityNumber;

}; // end class Employee

#endif // EMPLOYEE_H

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