diff options
Diffstat (limited to 'src/corelib/tools')
-rw-r--r-- | src/corelib/tools/qvector.cpp | 78 | ||||
-rw-r--r-- | src/corelib/tools/qvector.h | 8 |
2 files changed, 86 insertions, 0 deletions
diff --git a/src/corelib/tools/qvector.cpp b/src/corelib/tools/qvector.cpp index de29fb3cf5..52eafddf88 100644 --- a/src/corelib/tools/qvector.cpp +++ b/src/corelib/tools/qvector.cpp @@ -871,6 +871,52 @@ \sa constBegin(), end() */ +/*! \fn QVector::reverse_iterator QVector::rbegin() + \since 5.6 + + Returns a \l{STL-style iterators}{STL-style} reverse iterator pointing to the first + item in the vector, in reverse order. + + \sa begin(), crbegin(), rend() +*/ + +/*! \fn QVector::const_reverse_iterator QVector::rbegin() const + \since 5.6 + \overload +*/ + +/*! \fn QVector::const_reverse_iterator QVector::crbegin() const + \since 5.6 + + Returns a const \l{STL-style iterators}{STL-style} reverse iterator pointing to the first + item in the vector, in reverse order. + + \sa begin(), rbegin(), rend() +*/ + +/*! \fn QVector::reverse_iterator QVector::rend() + \since 5.6 + + Returns a \l{STL-style iterators}{STL-style} reverse iterator pointing to one past + the last item in the vector, in reverse order. + + \sa end(), crend(), rbegin() +*/ + +/*! \fn QVector::const_reverse_iterator QVector::rend() const + \since 5.6 + \overload +*/ + +/*! \fn QVector::const_reverse_iterator QVector::crend() const + \since 5.6 + + Returns a const \l{STL-style iterators}{STL-style} reverse iterator pointing to one + past the last item in the vector, in reverse order. + + \sa end(), rend(), rbegin() +*/ + /*! \fn QVector::iterator QVector::erase(iterator pos) Removes the item pointed to by the iterator \a pos from the @@ -1061,6 +1107,38 @@ \sa QVector::constBegin(), QVector::constEnd(), QVector::iterator, QVectorIterator */ +/*! \typedef QVector::reverse_iterator + \since 5.6 + + The QVector::reverse_iterator typedef provides an STL-style non-const + reverse iterator for QVector. + + It is simply a typedef for \c{std::reverse_iterator<T*>}. + + \warning Iterators on implicitly shared containers do not work + exactly like STL-iterators. You should avoid copying a container + while iterators are active on that container. For more information, + read \l{Implicit sharing iterator problem}. + + \sa QVector::rbegin(), QVector::rend(), QVector::const_reverse_iterator, QVector::iterator +*/ + +/*! \typedef QVector::const_reverse_iterator + \since 5.6 + + The QVector::const_reverse_iterator typedef provides an STL-style const + reverse iterator for QVector. + + It is simply a typedef for \c{std::reverse_iterator<const T*>}. + + \warning Iterators on implicitly shared containers do not work + exactly like STL-iterators. You should avoid copying a container + while iterators are active on that container. For more information, + read \l{Implicit sharing iterator problem}. + + \sa QVector::rbegin(), QVector::rend(), QVector::reverse_iterator, QVector::const_iterator +*/ + /*! \typedef QVector::Iterator Qt-style synonym for QVector::iterator. diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h index c8210281a7..58fbea50cc 100644 --- a/src/corelib/tools/qvector.h +++ b/src/corelib/tools/qvector.h @@ -175,6 +175,8 @@ public: // STL-style typedef typename Data::iterator iterator; typedef typename Data::const_iterator const_iterator; + typedef std::reverse_iterator<iterator> reverse_iterator; + typedef std::reverse_iterator<const_iterator> const_reverse_iterator; #if !defined(QT_STRICT_ITERATORS) || defined(Q_QDOC) inline iterator begin() { detach(); return d->begin(); } inline const_iterator begin() const { return d->constBegin(); } @@ -194,6 +196,12 @@ public: inline const_iterator cend(const_iterator = const_iterator()) const { return d->constEnd(); } inline const_iterator constEnd(const_iterator = const_iterator()) const { return d->constEnd(); } #endif + reverse_iterator rbegin() { return reverse_iterator(end()); } + reverse_iterator rend() { return reverse_iterator(begin()); } + const_reverse_iterator rbegin() const { return const_reverse_iterator(end()); } + const_reverse_iterator rend() const { return const_reverse_iterator(begin()); } + const_reverse_iterator crbegin() const { return const_reverse_iterator(end()); } + const_reverse_iterator crend() const { return const_reverse_iterator(begin()); } iterator insert(iterator before, int n, const T &x); inline iterator insert(iterator before, const T &x) { return insert(before, 1, x); } iterator erase(iterator begin, iterator end); |