**fig3_34.txt**


/* 1*/	template <class Element_Type>
/* 2*/	class List
/* 3*/	{
/* 4*/	  private:
/* 5*/	    static Cursor<Element_Type> C;	 // C is external.

/* 6*/	    // The list is a linked list with a header node.

/* 7*/	    unsigned int List_Head;
/* 8*/	    unsigned int Current_Pos;

/* 9*/	    List( List & Value ); // Disabled.

/*10*/	  public:
/*11*/	    // Constructors.
/*12*/	    List( ) { List_Head = C.Cnew( ); }

/*13*/	    // Destructor.
/*14*/	    ~List( );

/*15*/	    // Operators.
/*16*/	    const List & operator = ( List & Value );
/*17*/	    const List & operator ++ ( );
/*18*/	    int operator ! ( ) const;
/*19*/	    const Element_Type & operator ( ) ( ) const;

/*20*/	    // Member functions.
/*21*/	    int Is_Empty( ) const;
/*22*/	    int Find( const Element_Type & X );
/*23*/	    int Find_Previous( const Element_Type & X );
/*24*/	    int In_List( const Element_Type & X );
/*25*/	    void First( );
/*26*/	    int Remove( const Element_Type & X );
/*27*/	    void Insert( const Element_Type & X );
/*28*/	    void Insert_As_First_Element( const Element_Type & X );
/*29*/	};