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//! [0]
struct MyStructure
{
    int count;
    QString name;
};
Q_DECLARE_METATYPE(MyStructure)

// Marshall the MyStructure data into a D-Bus argument
QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct)
{
    argument.beginStructure();
    argument << mystruct.count << mystruct.name;
    argument.endStructure();
    return argument;
}

// Retrieve the MyStructure data from the D-Bus argument
const QDBusArgument &operator>>(const QDBusArgument &argument, MyStructure &mystruct)
{
    argument.beginStructure();
    argument >> mystruct.count >> mystruct.name;
    argument.endStructure();
    return argument;
}
//! [0]


//! [1]
qDBusRegisterMetaType<MyStructure>();
//! [1]


//! [2]
MyType item = qdbus_cast<Type>(argument);
//! [2]


//! [3]
MyType item;
argument >> item;
//! [3]


//! [4]
QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct)
{
    argument.beginStructure();
    argument << mystruct.member1 << mystruct.member2 << ... ;
    argument.endStructure();
    return argument;
}
//! [4]


//! [5]
QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct)
{
    argument.beginStructure();
    argument << mystruct.member1 << mystruct.member2;

    argument.beginStructure();
    argument << mystruct.member3.subMember1 << mystruct.member3.subMember2;
    argument.endStructure();

    argument << mystruct.member4;
    argument.endStructure();
    return argument;
}
//! [5]


//! [6]
// append an array of MyElement types
QDBusArgument &operator<<(QDBusArgument &argument, const MyArray &myarray)
{
    argument.beginArray( qMetaTypeId<MyElement>() );
    for ( int i = 0; i < myarray.length; ++i )
        argument << myarray.elements[i];
    argument.endArray();
    return argument;
}
//! [6]


//! [7]
// append a dictionary that associates ints to MyValue types
QDBusArgument &operator<<(QDBusArgument &argument, const MyDictionary &mydict)
{
    argument.beginMap( QVariant::Int, qMetaTypeId<MyValue>() );
    for ( int i = 0; i < mydict.length; ++i ) {
        argument.beginMapEntry();
        argument << mydict.data[i].key << mydict.data[i].value;
        argument.endMapEntry();
    }
    argument.endMap();
    return argument;
}
//! [7]


//! [8]
const QDBusArgument &operator>>(const QDBusArgument &argument, MyStructure &mystruct)
{
    argument.beginStructure()
    argument >> mystruct.member1 >> mystruct.member2 >> mystruct.member3 >> ...;
    argument.endStructure();
    return argument;
}
//! [8]


//! [9]
// extract a MyArray array of MyElement elements
const QDBusArgument &operator>>(const QDBusArgument &argument, MyArray &myarray)
{
    argument.beginArray();
    myarray.clear();

    while ( !argument.atEnd() ) {
        MyElement element;
        argument >> element;
        myarray.append( element );
    }

    argument.endArray();
    return argument;
}
//! [9]


//! [10]
// extract a MyDictionary map that associates ints to MyValue elements
const QDBusArgument &operator>>(const QDBusArgument &argument, MyDictionary &mydict)
{
    argument.beginMap();
    mydict.clear();

    while ( !argMap.atEnd() ) {
        int key;
        MyValue value;
        argument.beginMapEntry();
        argument >> key >> value;
        argument.endMapEntry();
        mydict.append( key, value );
    }

    argument.endMap();
    return argument;
}
//! [10]