qdatastream.h File Reference

#include <QtCore/qscopedpointer.h>
#include <QtCore/qiodevice.h>
#include <QtCore/qglobal.h>

Go to the source code of this file.

Classes
class	QDataStream
	The QDataStream class provides serialization of binary data to a QIODevice. More...
class	QHash< Key, T >
	The QHash class is a template class that provides a hash-table-based dictionary. More...
class	QLinkedList< T >
	The QLinkedList class is a template class that provides linked lists. More...
class	QList< T >
	The QList class is a template class that provides lists. More...
class	QMap< Key, T >
	The QMap class is a template class that provides a skip-list-based dictionary. More...
class	QSet< T >
class	QVector< T >
	The QVector class is a template class that provides a dynamic array. More...

Functions
template<typename T >
QDataStream &	operator<< (QDataStream &s, const QList< T > &l)
template<typename T >
QDataStream &	operator<< (QDataStream &s, const QLinkedList< T > &l)
template<typename T >
QDataStream &	operator<< (QDataStream &s, const QVector< T > &v)
template<typename T >
QDataStream &	operator<< (QDataStream &out, const QSet< T > &set)
template<class Key , class T >
Q_OUTOFLINE_TEMPLATE QDataStream &	operator<< (QDataStream &out, const QHash< Key, T > &hash)
template<class Key , class T >
Q_OUTOFLINE_TEMPLATE QDataStream &	operator<< (QDataStream &out, const QMap< Key, T > &map)
template<typename T >
QDataStream &	operator>> (QDataStream &s, QList< T > &l)
template<typename T >
QDataStream &	operator>> (QDataStream &s, QLinkedList< T > &l)
template<typename T >
QDataStream &	operator>> (QDataStream &s, QVector< T > &v)
template<typename T >
QDataStream &	operator>> (QDataStream &in, QSet< T > &set)
template<class Key , class T >
Q_OUTOFLINE_TEMPLATE QDataStream &	operator>> (QDataStream &in, QHash< Key, T > &hash)
template<class Key , class T >
Q_OUTOFLINE_TEMPLATE QDataStream &	operator>> (QDataStream &in, QMap< Key, T > &map)

Function Documentation

operator<<() [1/6]

template<typename T >

QDataStream& operator<< ( QDataStream &  s, const QList< T > &  l  )

related

Definition at line 261 of file qdatastream.h.

{
    s << quint32(l.size());
    for (int i = 0; i < l.size(); ++i)
        s << l.at(i);
    return s;
}

operator<<() [2/6]

template<typename T >

QDataStream& operator<< ( QDataStream &  s, const QLinkedList< T > &  l  )

related

Definition at line 287 of file qdatastream.h.

{
    s << quint32(l.size());
    typename QLinkedList<T>::ConstIterator it = l.constBegin();
    for(; it != l.constEnd(); ++it)
        s << *it;
    return s;
}

operator<<() [3/6]

template<typename T >

QDataStream& operator<< ( QDataStream &  s, const QVector< T > &  v  )

related

Definition at line 312 of file qdatastream.h.

{
    s << quint32(v.size());
    for (typename QVector<T>::const_iterator it = v.begin(); it != v.end(); ++it)
        s << *it;
    return s;
}

operator<<() [4/6]

template<typename T >

QDataStream& operator<<	(	QDataStream &	out,
		const QSet< T > &	set
	)

Definition at line 337 of file qdatastream.h.

{
    out << quint32(set.size());
    typename QSet<T>::const_iterator i = set.constBegin();
    while (i != set.constEnd()) {
        out << *i;
        ++i;
    }
    return out;
}

operator<<() [5/6]

template<class Key , class T >

Q_OUTOFLINE_TEMPLATE QDataStream& operator<< ( QDataStream &  out, const QHash< Key, T > &  hash  )

related

Definition at line 376 of file qdatastream.h.

{
    out << quint32(hash.size());
    typename QHash<Key, T>::ConstIterator it = hash.end();
    typename QHash<Key, T>::ConstIterator begin = hash.begin();
    while (it != begin) {
        --it;
        out << it.key() << it.value();
    }
    return out;
}

operator<<() [6/6]

template<class Key , class T >

Q_OUTOFLINE_TEMPLATE QDataStream& operator<< ( QDataStream &  out, const QMap< Key, T > &  map  )

related

Definition at line 422 of file qdatastream.h.

{
    out << quint32(map.size());
    typename QMap<Key, T>::ConstIterator it = map.end();
    typename QMap<Key, T>::ConstIterator begin = map.begin();
    while (it != begin) {
        --it;
        out << it.key() << it.value();
    }
    return out;
}

operator>>() [1/6]

template<typename T >

QDataStream& operator>> ( QDataStream &  s, QList< T > &  l  )

related

Definition at line 243 of file qdatastream.h.

{
    l.clear();
    quint32 c;
    s >> c;
    l.reserve(c);
    for(quint32 i = 0; i < c; ++i)
    {
        T t;
        s >> t;
        l.append(t);
        if (s.atEnd())
            break;
    }
    return s;
}

operator>>() [2/6]

template<typename T >

QDataStream& operator>> ( QDataStream &  s, QLinkedList< T > &  l  )

related

Definition at line 270 of file qdatastream.h.

{
    l.clear();
    quint32 c;
    s >> c;
    for(quint32 i = 0; i < c; ++i)
    {
        T t;
        s >> t;
        l.append(t);
        if (s.atEnd())
            break;
    }
    return s;
}

operator>>() [3/6]

template<typename T >

QDataStream& operator>> ( QDataStream &  s, QVector< T > &  v  )

related

Definition at line 297 of file qdatastream.h.

{
    v.clear();
    quint32 c;
    s >> c;
    v.resize(c);
    for(quint32 i = 0; i < c; ++i) {
        T t;
        s >> t;
        v[i] = t;
    }
    return s;
}

operator>>() [4/6]

template<typename T >

QDataStream& operator>>	(	QDataStream &	in,
		QSet< T > &	set
	)

Definition at line 321 of file qdatastream.h.

{
    set.clear();
    quint32 c;
    in >> c;
    for (quint32 i = 0; i < c; ++i) {
        T t;
        in >> t;
        set << t;
        if (in.atEnd())
            break;
    }
    return in;
}

operator>>() [5/6]

template<class Key , class T >

Q_OUTOFLINE_TEMPLATE QDataStream& operator>> ( QDataStream &  in, QHash< Key, T > &  hash  )

related

Definition at line 349 of file qdatastream.h.

{
    QDataStream::Status oldStatus = in.status();
    in.resetStatus();
    hash.clear();

    quint32 n;
    in >> n;

    for (quint32 i = 0; i < n; ++i) {
        if (in.status() != QDataStream::Ok)
            break;

        Key k;
        T t;
        in >> k >> t;
        hash.insertMulti(k, t);
    }

    if (in.status() != QDataStream::Ok)
        hash.clear();
    if (oldStatus != QDataStream::Ok)
        in.setStatus(oldStatus);
    return in;
}

operator>>() [6/6]

template<class Key , class T >

Q_OUTOFLINE_TEMPLATE QDataStream& operator>> ( QDataStream &  in, QMap< Key, T > &  map  )

related

Definition at line 389 of file qdatastream.h.

{
    QDataStream::Status oldStatus = in.status();
    in.resetStatus();
    map.clear();

    quint32 n;
    in >> n;

    map.detach();
    map.setInsertInOrder(true);
    for (quint32 i = 0; i < n; ++i) {
        if (in.status() != QDataStream::Ok)
            break;

        aKey key;
        aT value;
        in >> key >> value;
        map.insertMulti(key, value);
    }
    map.setInsertInOrder(false);
    if (in.status() != QDataStream::Ok)
        map.clear();
    if (oldStatus != QDataStream::Ok)
        in.setStatus(oldStatus);
    return in;
}