_Iterator_base12 Struct Reference

Inheritance diagram for _Iterator_base12:

Public Member Functions
	_Iterator_base12 ()
	_Iterator_base12 (const _Iterator_base12 &_Right)
_Iterator_base12 &	operator= (const _Iterator_base12 &_Right)
	~_Iterator_base12 () _NOEXCEPT
void	_Adopt (const _Container_base12 *_Parent)
void	_Clrcont ()
const _Container_base12 *	_Getcont () const
_Iterator_base12 **	_Getpnext ()
void	_Orphan_me ()

Public Attributes
_Container_proxy *	_Myproxy
_Iterator_base12 *	_Mynextiter

Constructor & Destructor Documentation

_Iterator_base12::_Iterator_base12 ( )

inline

        : _Myproxy(0), _Mynextiter(0)
        {   // construct orphaned iterator
        }

_Iterator_base12::_Iterator_base12 ( const _Iterator_base12 &  _Right )

inline

        : _Myproxy(0), _Mynextiter(0)
        {   // copy an iterator
        *this = _Right;
        }

_Iterator_base12::~_Iterator_base12 ( )

inline

        {   // destroy the iterator
 #if _ITERATOR_DEBUG_LEVEL == 2
        _Lockit _Lock(_LOCK_DEBUG);
        _Orphan_me();
 #endif /* _ITERATOR_DEBUG_LEVEL == 2 */
        }

Member Function Documentation

void _Iterator_base12::_Adopt ( const _Container_base12 *  _Parent )

inline

        {   // adopt this iterator by parent
        if (_Parent == 0)
            {   // no future parent, just disown current parent
 #if _ITERATOR_DEBUG_LEVEL == 2
            _Lockit _Lock(_LOCK_DEBUG);
            _Orphan_me();
 #endif /* _ITERATOR_DEBUG_LEVEL == 2 */
            }
        else
            {   // have a parent, do adoption
            _Container_proxy *_Parent_proxy = _Parent->_Myproxy;

 #if _ITERATOR_DEBUG_LEVEL == 2
            if (_Myproxy != _Parent_proxy)
                {   // change parentage
                _Lockit _Lock(_LOCK_DEBUG);
                _Orphan_me();
                _Mynextiter = _Parent_proxy->_Myfirstiter;
                _Parent_proxy->_Myfirstiter = this;
                _Myproxy = _Parent_proxy;
                }

 #else /* _ITERATOR_DEBUG_LEVEL == 2 */
            _Myproxy = _Parent_proxy;
 #endif /* _ITERATOR_DEBUG_LEVEL == 2 */
            }
        }

void _Iterator_base12::_Clrcont ( )

inline

        {   // disown owning container
        _Myproxy = 0;
        }

const _Container_base12* _Iterator_base12::_Getcont ( ) const

inline

        {   // get owning container
        return (_Myproxy == 0 ? 0 : _Myproxy->_Mycont);
        }

_Iterator_base12** _Iterator_base12::_Getpnext ( )

inline

        {   // get address of remaining iterator chain
        return (&_Mynextiter);
        }

void _Iterator_base12::_Orphan_me ( )

inline

        {   // cut ties with parent
 #if _ITERATOR_DEBUG_LEVEL == 2
        if (_Myproxy != 0)
            {   // adopted, remove self from list
            _Iterator_base12 **_Pnext = &_Myproxy->_Myfirstiter;
            while (*_Pnext != 0 && *_Pnext != this)
                _Pnext = &(*_Pnext)->_Mynextiter;

            if (*_Pnext == 0)
                {
                _DEBUG_ERROR("ITERATOR LIST CORRUPTED!");
                }

            *_Pnext = _Mynextiter;
            _Myproxy = 0;
            }
 #endif /* _ITERATOR_DEBUG_LEVEL == 2 */
        }

_Iterator_base12& _Iterator_base12::operator= ( const _Iterator_base12 &  _Right )

inline

        {   // assign an iterator
        if (_Myproxy == _Right._Myproxy)
            ;
        else if (_Right._Myproxy != 0)
            _Adopt(_Right._Myproxy->_Mycont);
        else
            {   // becoming invalid, disown current parent
 #if _ITERATOR_DEBUG_LEVEL == 2
            _Lockit _Lock(_LOCK_DEBUG);
            _Orphan_me();
 #endif /* _ITERATOR_DEBUG_LEVEL == 2 */
            }

        return (*this);
        }

Member Data Documentation

_Iterator_base12* _Iterator_base12::_Mynextiter

_Container_proxy* _Iterator_base12::_Myproxy

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The documentation for this struct was generated from the following file:

• VS2017/inc/xutility