elevatorbutton.h

《c＋＋大学教程》源码

// Fig. 7.37: elevatorButton.h
// ElevatorButton class definition.
#ifndef ELEVATORBUTTON_H
#define ELEVATORBUTTON_H

class Elevator;  // forward declaration

class ElevatorButton {

public:
   ElevatorButton( Elevator & );  // constructor
   ~ElevatorButton();             // destructor

   void pressButton();            // press the button
   void resetButton();            // reset the button   

private:
   bool pressed;                  // state of button

   // reference to elevator containing this button
   Elevator &elevatorRef;  

}; // end class ElevatorButton

#endif // ELEVATORBUTTON_H

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