elevatorbutton.cpp

来自「这是C＋＋编程经典的书上实例的源代码。 （英文名是《C＋＋ how to pr」· C++ 代码 · 共 42 行

// elevatorButton.cpp: 
// Member function definitions for class ElevatorButton.
#include <iostream>

using std::cout;
using std::endl;

#include "elevatorButton.h"
#include "elevator.h"

ElevatorButton::ElevatorButton( // constructor
   Elevator &elevatorHandle )
   : Button( elevatorHandle )
{ cout << "elevator button created" << endl; }

ElevatorButton::~ElevatorButton() // destructor
{ cout << "elevator button destroyed" << endl; }

void ElevatorButton::pressButton() // press the button
{
   Button::pressButton();
   cout << "elevator button tells elevator prepare to leave" 
        << endl;
   elevatorRef.prepareToLeave( true );
}

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