diff options
Diffstat (limited to 'src/corelib/tools/qhash.cpp')
-rw-r--r-- | src/corelib/tools/qhash.cpp | 223 |
1 files changed, 104 insertions, 119 deletions
diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp index 540f43d..b2512e1 100644 --- a/src/corelib/tools/qhash.cpp +++ b/src/corelib/tools/qhash.cpp @@ -91,7 +91,7 @@ static uint hash(const QChar *p, int n) uint qHash(const QByteArray &key) { - return hash(reinterpret_cast<const uchar *>(key.data()), key.size()); + return hash(reinterpret_cast<const uchar *>(key.constData()), key.size()); } uint qHash(const QString &key) @@ -107,7 +107,7 @@ uint qHash(const QStringRef &key) uint qHash(const QBitArray &bitArray) { int m = bitArray.d.size() - 1; - uint result = hash(reinterpret_cast<const uchar *>(bitArray.d.data()), qMax(0, m)); + uint result = hash(reinterpret_cast<const uchar *>(bitArray.d.constData()), qMax(0, m)); // deal with the last 0 to 7 bits manually, because we can't trust that // the padding is initialized to 0 in bitArray.d @@ -379,6 +379,107 @@ void QHashData::checkSanity() #endif /*! + \fn uint qHash(const QPair<T1, T2> &key) + \relates QHash + \since 4.3 + + Returns the hash value for the \a key. + + Types \c T1 and \c T2 must be supported by qHash(). +*/ + +/*! \fn uint qHash(char key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(uchar key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(signed char key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(ushort key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(short key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(uint key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(int key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(ulong key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(long key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(quint64 key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(qint64 key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(QChar key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(const QByteArray &key) + \fn uint qHash(const QBitArray &key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(const QString &key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \fn uint qHash(const T *key) + \relates QHash + + Returns the hash value for the \a key. +*/ + +/*! \class QHash \brief The QHash class is a template class that provides a hash-table-based dictionary. @@ -401,7 +502,7 @@ void QHashData::checkSanity() key. With QHash, the items are arbitrarily ordered. \i The key type of a QMap must provide operator<(). The key type of a QHash must provide operator==() and a global - \l{qHash()}{qHash}(Key) function. + \l{qHash()} {hash} function. \endlist Here's an example QHash with QString keys and \c int values: @@ -732,7 +833,6 @@ void QHashData::checkSanity() */ /*! \fn const T QHash::value(const Key &key, const T &defaultValue) const - \overload If the hash contains no item with the given \a key, the function returns @@ -1490,121 +1590,6 @@ void QHashData::checkSanity() \sa operator+=(), operator-() */ -/*! \fn uint qHash(char key) - \relates QHash - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(uchar key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(signed char key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(ushort key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(short key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(uint key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(int key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(ulong key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(long key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(quint64 key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(qint64 key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(QChar key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(const QByteArray &key) - \fn uint qHash(const QBitArray &key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(const QString &key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! \fn uint qHash(const T *key) - \relates QHash - \overload - - Returns the hash value for the \a key. -*/ - -/*! - \fn uint qHash(const QPair<T1, T2> &key) - \relates QHash - \since 4.3 - - Returns the hash value for the \a key. - - Types \c T1 and \c T2 must be supported by qHash(). -*/ - /*! \fn QDataStream &operator<<(QDataStream &out, const QHash<Key, T>& hash) \relates QHash |