list.cpp

来自「C++大学简明教程,解压就行没有密码。希望对大家有用」· C++ 代码 · 共 55 行

// Exercise 16.12: List.cpp
// Class List member-function definitions.
#include <iostream> // required to perform C++-style stream I/O

using namespace std; // for accessing C++ Standard Library members

#include "List.h"  // List class definition

// List constructor
List::List()
{
   // initialize firstCustomer and lastCustomer
   // as pointers to nothing
   setFirstCustomer( 0 );
   setLastCustomer( 0 );
 
} // end constructor

// set the pointer for the first customer in the list
void List::setFirstCustomer( Customer *newFirstCustomer )
{
   firstCustomer = newFirstCustomer;
} // end function setFirstCustomer

// return a pointer to the first customer in the list
Customer *List::getFirstCustomer()
{
   return firstCustomer;
} // end function getFirstCustomer

// set the pointer for the last customer in the list
void List::setLastCustomer( Customer *newLastCustomer )
{
   lastCustomer = newLastCustomer;
} // end function setLastCustomer

// return a pointer to the last customer in the lsit
Customer *List::getLastCustomer()
{
   return lastCustomer;
} // end function getLastCustomer

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