QMap< Key, T >::const_iterator Class Reference

#include <qmap.h>

Class Description

template<class Key, class T>
class QMap< Key, T >::const_iterator

Definition at line 301 of file qmap.h.

Public Types
typedef std::bidirectional_iterator_tag	iterator_category
typedef qptrdiff	difference_type
typedef T	value_type
typedef const T *	pointer
typedef const T &	reference

Public Member Functions
	operator QMapData::Node * () const
	const_iterator ()
	const_iterator (QMapData::Node *node)
	const_iterator (const iterator &o)
const Key &	key () const
const T &	value () const
const T &	operator* () const
const T *	operator-> () const
bool	operator== (const const_iterator &o) const
bool	operator!= (const const_iterator &o) const
const_iterator &	operator++ ()
const_iterator	operator++ (int)
const_iterator &	operator-- ()
const_iterator	operator-- (int)
const_iterator	operator+ (int j) const
const_iterator	operator- (int j) const
const_iterator &	operator+= (int j)
const_iterator &	operator-= (int j)

Friends
class	iterator

Member Typedef Documentation

typedef std::bidirectional_iterator_tag iterator_category

Definition at line 307 of file qmap.h.

typedef qptrdiff difference_type

Definition at line 308 of file qmap.h.

typedef T value_type

Definition at line 309 of file qmap.h.

typedef const T* pointer

Definition at line 310 of file qmap.h.

typedef const T& reference

Definition at line 311 of file qmap.h.

Constructor & Destructor Documentation

const_iterator ( )

inline

Definition at line 315 of file qmap.h.

: i(0) { }

const_iterator ( QMapData::Node *  node )

inline

Definition at line 316 of file qmap.h.

: i(node) { }

const_iterator ( const iterator &  o )

inline

Definition at line 320 of file qmap.h.

        { i = o.i; }

Member Function Documentation

operator QMapData::Node * ( ) const

inline

Definition at line 314 of file qmap.h.

{ return i; }

const Key& key ( ) const

inline

Definition at line 324 of file qmap.h.

{ return concrete(i)->key; }

const T& value ( ) const

inline

Definition at line 325 of file qmap.h.

{ return concrete(i)->value; }

const T& operator* ( ) const

inline

Definition at line 329 of file qmap.h.

{ return concrete(i)->value; }

const T* operator-> ( void  ) const

inline

Definition at line 330 of file qmap.h.

{ return &concrete(i)->value; }

bool operator== ( const const_iterator &  o ) const

inline

Definition at line 331 of file qmap.h.

{ return i == o.i; }

bool operator!= ( const const_iterator &  o ) const

inline

Definition at line 332 of file qmap.h.

{ return i != o.i; }

const_iterator& operator++ ( )

inline

Definition at line 334 of file qmap.h.

                                            {
            i = i->forward[0];
            return *this;
        }

const_iterator operator++ ( int  )

inline

Definition at line 338 of file qmap.h.

                                              {
            const_iterator r = *this;
            i = i->forward[0];
            return r;
        }

const_iterator& operator-- ( )

inline

Definition at line 343 of file qmap.h.

                                            {
            i = i->backward;
            return *this;
        }

const_iterator operator-- ( int  )

inline

Definition at line 347 of file qmap.h.

                                              {
            const_iterator r = *this;
            i = i->backward;
            return r;
        }

const_iterator operator+ ( int  j ) const

inline

Definition at line 352 of file qmap.h.

        { const_iterator r = *this; if (j > 0) while (j--) ++r; else while (j++) --r; return r; }

const_iterator operator- ( int  j ) const

inline

Definition at line 354 of file qmap.h.

{ return operator+(-j); }

const_iterator& operator+= ( int  j )

inline

Definition at line 355 of file qmap.h.

{ return *this = *this + j; }

const_iterator& operator-= ( int  j )

inline

Definition at line 356 of file qmap.h.

{ return *this = *this - j; }

Friends And Related Function Documentation

friend class iterator

friend

Definition at line 303 of file qmap.h.

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

• QtCore/qmap.h