light.h

《c＋＋大学教程》源码

// Fig. 7.33: light.h
// Light class definition.
#ifndef LIGHT_H
#define LIGHT_H

class Light {

public:
   Light( int );    // constructor 
   ~Light();        // destructor

   void turnOn();   // turns light on
   void turnOff();  // turns light off

private:
   bool on;                // true if on; false if off
   const int floorNumber;  // floor number that contains light

}; // end class Light

#endif // LIGHT_H

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