0024911: Avoid using virtual functions in NCollection classes
[occt.git] / src / NCollection / NCollection_TListIterator.hxx
CommitLineData
b311480e 1// Created on: 2002-04-23
2// Created by: Alexander KARTOMIN
973c2be1 3// Copyright (c) 2002-2014 OPEN CASCADE SAS
b311480e 4//
973c2be1 5// This file is part of Open CASCADE Technology software library.
b311480e 6//
d5f74e42 7// This library is free software; you can redistribute it and/or modify it under
8// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 9// by the Free Software Foundation, with special exception defined in the file
10// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11// distribution for complete text of the license and disclaimer of any warranty.
b311480e 12//
973c2be1 13// Alternatively, this file may be used under the terms of Open CASCADE
14// commercial license or contractual agreement.
7fd59977 15
16#ifndef NCollection_TListIterator_HeaderFile
17#define NCollection_TListIterator_HeaderFile
18
7fd59977 19#include <NCollection_BaseList.hxx>
20#include <NCollection_TListNode.hxx>
21
7fd59977 22/**
23 * Purpose: This Iterator class iterates on BaseList of TListNode and is
24 * instantiated in List/Set/Queue/Stack
25 * Remark: TListIterator is internal class
26 */
27template <class TheItemType> class NCollection_TListIterator
ddf2fe8e 28 : public NCollection_BaseList::Iterator
7fd59977 29{
30 public:
31 //! Empty constructor - for later Init
32 NCollection_TListIterator (void) :
33 NCollection_BaseList::Iterator () {}
34 //! Constructor with initialisation
35 NCollection_TListIterator (const NCollection_BaseList& theList) :
36 NCollection_BaseList::Iterator (theList) {}
7fd59977 37 //! Check end
ddf2fe8e 38 Standard_Boolean More (void) const
7fd59977 39 { return (myCurrent!=NULL); }
40 //! Make step
ddf2fe8e 41 void Next (void)
7fd59977 42 {
43 myPrevious = myCurrent;
44 myCurrent = myCurrent->Next();
45 }
46 //! Constant Value access
ddf2fe8e 47 const TheItemType& Value (void) const
7fd59977 48 { return ((const NCollection_TListNode<TheItemType>*) myCurrent)->Value(); }
49 //! Variable Value access
ddf2fe8e 50 TheItemType& ChangeValue (void) const
7fd59977 51 { return ((NCollection_TListNode<TheItemType> *)myCurrent)->ChangeValue(); }
7fd59977 52};
53
7fd59977 54#endif