ABACUS: Include/abacus/dlistitem.h Source File

00001 
00037 #ifndef ABA_DLISTITEM_H
00038 #define ABA_DLISTITEM_H
00039 
00040 #include "abacus/abacusroot.h"
00041 
00042 
00043 #ifdef ABACUS_NEW_TEMPLATE_SYNTAX
00044 template<class Type>
00045 class ABA_DLISTITEM;
00046 
00047 template<class Type>
00048 ostream &operator<< (ostream &out, const ABA_DLISTITEM<Type> &item);
00049 #endif
00050 
00051 template<class Type> class ABA_DLIST;
00052 // class ostream;
00053 
00054   template<class Type> class  ABA_DLISTITEM :  public ABA_ABACUSROOT  {
00055     friend class ABA_DLIST<Type>;
00056     public:
00057 
00064       ABA_DLISTITEM (const Type &elem, 
00065                      ABA_DLISTITEM<Type> *pred, 
00066                      ABA_DLISTITEM<Type> *succ);
00067 #ifdef ABACUS_NEW_TEMPLATE_SYNTAX
00068 
00076       friend ostream& operator<< <> (ostream &, const ABA_DLISTITEM<Type> &);
00077 #else
00078    
00086       friend ostream& operator<< (ostream &out, const ABA_DLISTITEM<Type> &item);
00087 #endif
00088 
00091       Type elem() const;
00092 
00095       ABA_DLISTITEM<Type> *succ() const;
00096 
00099       ABA_DLISTITEM<Type> *pred() const;
00100 
00101     private:
00102       Type elem_;
00103       ABA_DLISTITEM<Type> *pred_;
00104       ABA_DLISTITEM<Type> *succ_;
00105   };
00106 
00107 #include "abacus/dlistitem.inc"
00108 
00109 #endif  // ABA_DLISTITEM_H
00110