Uses of Class
io.qt.core.QIODevice

Packages that use QIODevice

Package	Description
io.qt
io.qt.bluetooth
io.qt.core
io.qt.designer
io.qt.gui
io.qt.multimedia
io.qt.network
io.qt.positioning
io.qt.remoteobjects
io.qt.scxml
io.qt.serialbus
io.qt.serialport
io.qt.svg
io.qt.webengine.core
io.qt.xml
io.qt.xmlpatterns

Uses of QIODevice in io.qt

Methods in io.qt that return QIODevice

Modifier and Type	Method	Description
QIODevice	QNativePointer.openAsDevice(QIODevice.OpenMode openMode)
QIODevice	QNativePointer.openAsDevice(QIODevice.OpenModeFlag... openMode)

Uses of QIODevice in io.qt.bluetooth

Subclasses of QIODevice in io.qt.bluetooth

Modifier and Type	Class	Description
class	QBluetoothSocket	Enables connection to a Bluetooth device running a bluetooth server

Methods in io.qt.bluetooth with parameters of type QIODevice

Modifier and Type	Method	Description
final QBluetoothTransferReply	QBluetoothTransferManager.put(QBluetoothTransferRequest request, QIODevice data)	See QBluetoothTransferManager::put(QBluetoothTransferRequest,QIODevice*)

Uses of QIODevice in io.qt.core

Subclasses of QIODevice in io.qt.core

Modifier and Type	Class	Description
class	QBuffer	QIODevice interface for a QByteArray
class	QFile	Interface for reading from and writing to files
class	QFileDevice	Interface for reading from and writing to open files
class	QProcess	Used to start external programs and to communicate with them
class	QSaveFile	Interface for safely writing to files
class	QTemporaryFile	I/O device that operates on temporary files

Methods in io.qt.core that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QCborStreamReader.device()	See QCborStreamReader::device()const
final QIODevice	QCborStreamWriter.device()	See QCborStreamWriter::device()const
final QIODevice	QDataStream.device()	See QDataStream::device()const
final QIODevice	QTextStream.device()	See QTextStream::device()const
final QIODevice	QXmlStreamReader.device()	See QXmlStreamReader::device()const
final QIODevice	QXmlStreamWriter.device()	See QXmlStreamWriter::device()const
static QIODevice	QIODevice.fromDirectBuffer(Buffer buffer)
static QIODevice	QIODevice.fromInputStream(InputStream stream)
static QIODevice	QIODevice.fromOutputStream(OutputStream stream)

Methods in io.qt.core with parameters of type QIODevice

Modifier and Type	Method	Description
final boolean	QCryptographicHash.addData(QIODevice device)	See QCryptographicHash::addData(QIODevice*)
final boolean	QMessageAuthenticationCode.addData(QIODevice device)	See QMessageAuthenticationCode::addData(QIODevice*)
final QMimeType	QMimeDatabase.mimeTypeForData(QIODevice device)	See QMimeDatabase::mimeTypeForData(QIODevice*)const
final QMimeType	QMimeDatabase.mimeTypeForFileNameAndData(String fileName, QIODevice device)	See QMimeDatabase::mimeTypeForFileNameAndData(QString,QIODevice*)const
final void	QCborStreamReader.setDevice(QIODevice device)	See QCborStreamReader::setDevice(QIODevice*)
final void	QCborStreamWriter.setDevice(QIODevice device)	See QCborStreamWriter::setDevice(QIODevice*)
final void	QDataStream.setDevice(QIODevice arg__1)	See QDataStream::setDevice(QIODevice*)
final void	QTextStream.setDevice(QIODevice device)	See QTextStream::setDevice(QIODevice*)
final void	QXmlStreamReader.setDevice(QIODevice device)	See QXmlStreamReader::setDevice(QIODevice*)
final void	QXmlStreamWriter.setDevice(QIODevice device)	See QXmlStreamWriter::setDevice(QIODevice*)
boolean	QSettings.ReadFunc.test(QIODevice device, Map<String,Object> map)
boolean	QSettings.WriteFunc.test(QIODevice device, Map<String,Object> map)

Constructors in io.qt.core with parameters of type QIODevice

Modifier	Constructor	Description
	QCborStreamReader(QIODevice device)	See QCborStreamReader::QCborStreamReader(QIODevice*)
	QCborStreamWriter(QIODevice device)	See QCborStreamWriter::QCborStreamWriter(QIODevice*)
	QDataStream(QIODevice arg__1)	See QDataStream::QDataStream(QIODevice*)
	QDebug(QIODevice device)	See QDebug::QDebug(QIODevice*)
	QTextStream(QIODevice device)	See QTextStream::QTextStream(QIODevice*)
	QXmlStreamReader(QIODevice device)	See QXmlStreamReader::QXmlStreamReader(QIODevice*)
	QXmlStreamWriter(QIODevice device)	See QXmlStreamWriter::QXmlStreamWriter(QIODevice*)

Uses of QIODevice in io.qt.designer

Methods in io.qt.designer with parameters of type QIODevice

Modifier and Type	Method	Description
final QWidget	QAbstractFormBuilder.load(QIODevice dev)	Overloaded function for QAbstractFormBuilder.load(io.qt.core.QIODevice, io.qt.widgets.QWidget) with parentWidget = null.
QWidget	QAbstractFormBuilder.load(QIODevice dev, QWidget parentWidget)	See QAbstractFormBuilder::load(QIODevice*,QWidget*)
void	QAbstractFormBuilder.save(QIODevice dev, QWidget widget)	See QAbstractFormBuilder::save(QIODevice*,QWidget*)
final boolean	QDesignerFormWindowInterface.setContents(QIODevice dev)	Overloaded function for QDesignerFormWindowInterface.setContents(io.qt.core.QIODevice, java.lang.String[]) with errorMessage = null.
abstract boolean	QDesignerFormWindowInterface.setContents(QIODevice dev, String[] errorMessage)	See QDesignerFormWindowInterface::setContents(QIODevice*,QString*)

Uses of QIODevice in io.qt.gui

Methods in io.qt.gui that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QImageIOHandler.device()	See QImageIOHandler::device()const
final QIODevice	QImageReader.device()	See QImageReader::device()const
final QIODevice	QImageWriter.device()	See QImageWriter::device()const
final QIODevice	QMovie.device()	See QMovie::device()const
final QIODevice	QTextDocumentWriter.device()	See QTextDocumentWriter::device()const
final QIODevice	QPictureIO.ioDevice()	See QPictureIO::ioDevice()const

Methods in io.qt.gui with parameters of type QIODevice

Modifier and Type	Method	Description
abstract QImageIOPlugin.Capabilities	QImageIOPlugin.capabilities(QIODevice device, QByteArray format)	See QImageIOPlugin::capabilities(QIODevice*,QByteArray)const
final QImageIOHandler	QImageIOPlugin.create(QIODevice device)	Overloaded function for QImageIOPlugin.create(io.qt.core.QIODevice, io.qt.core.QByteArray) with format = new io.qt.core.QByteArray().
abstract QImageIOHandler	QImageIOPlugin.create(QIODevice device, QByteArray format)	See QImageIOPlugin::create(QIODevice*,QByteArray)const
static QByteArray	QImageReader.imageFormat(QIODevice device)	See QImageReader::imageFormat(QIODevice*)
final boolean	QImage.load(QIODevice device, String format)
final boolean	QPicture.load(QIODevice dev)	Overloaded function for QPicture.load(io.qt.core.QIODevice, java.lang.String) with format = null.
final boolean	QPicture.load(QIODevice dev, String format)
static QByteArray	QPictureIO.pictureFormat(QIODevice arg__1)	See QPictureIO::pictureFormat(QIODevice*)
final boolean	QImage.save(QIODevice device)	Overloaded function for QImage.save(io.qt.core.QIODevice, java.lang.String, int)
final boolean	QImage.save(QIODevice device, String format)	Overloaded function for QImage.save(io.qt.core.QIODevice, java.lang.String, int) with quality = -1.
final boolean	QImage.save(QIODevice device, String format, int quality)
final boolean	QPicture.save(QIODevice dev)	Overloaded function for QPicture.save(io.qt.core.QIODevice, java.lang.String) with format = null.
final boolean	QPicture.save(QIODevice dev, String format)
final boolean	QPixmap.save(QIODevice device)	Overloaded function for QPixmap.save(io.qt.core.QIODevice, java.lang.String, int)
final boolean	QPixmap.save(QIODevice device, String format)	Overloaded function for QPixmap.save(io.qt.core.QIODevice, java.lang.String, int) with quality = -1.
final boolean	QPixmap.save(QIODevice device, String format, int quality)
final void	QImageIOHandler.setDevice(QIODevice device)	See QImageIOHandler::setDevice(QIODevice*)
final void	QImageReader.setDevice(QIODevice device)	See QImageReader::setDevice(QIODevice*)
final void	QImageWriter.setDevice(QIODevice device)	See QImageWriter::setDevice(QIODevice*)
final void	QMovie.setDevice(QIODevice device)	See QMovie::setDevice(QIODevice*)
final void	QTextDocumentWriter.setDevice(QIODevice device)	See QTextDocumentWriter::setDevice(QIODevice*)
final void	QPictureIO.setIODevice(QIODevice arg__1)	See QPictureIO::setIODevice(QIODevice*)

Constructors in io.qt.gui with parameters of type QIODevice

Modifier	Constructor	Description
	QImageReader(QIODevice device)	Overloaded constructor for QImageReader(io.qt.core.QIODevice, io.qt.core.QByteArray) with format = new io.qt.core.QByteArray().
	QImageReader(QIODevice device, QByteArray format)	See QImageReader::QImageReader(QIODevice*,QByteArray)
	QImageWriter(QIODevice device, QByteArray format)	See QImageWriter::QImageWriter(QIODevice*,QByteArray)
	QMovie(QIODevice device)	Overloaded constructor for QMovie(io.qt.core.QIODevice, io.qt.core.QByteArray, io.qt.core.QObject)
	QMovie(QIODevice device, QByteArray format)	Overloaded constructor for QMovie(io.qt.core.QIODevice, io.qt.core.QByteArray, io.qt.core.QObject) with parent = null.
	QMovie(QIODevice device, QByteArray format, QObject parent)	See QMovie::QMovie(QIODevice*,QByteArray,QObject*)
	QPdfWriter(QIODevice device)	See QPdfWriter::QPdfWriter(QIODevice*)
	QPictureIO(QIODevice ioDevice, String format)
	QTextDocumentWriter(QIODevice device, QByteArray format)	See QTextDocumentWriter::QTextDocumentWriter(QIODevice*,QByteArray)

Uses of QIODevice in io.qt.multimedia

Methods in io.qt.multimedia that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QMediaPlayer.mediaStream()	See QMediaPlayer::mediaStream()const
abstract QIODevice	QMediaPlayerControl.mediaStream()	See QMediaPlayerControl::mediaStream()const
final QIODevice	QAudioDecoder.sourceDevice()
abstract QIODevice	QAudioDecoderControl.sourceDevice()
abstract QIODevice	QAbstractAudioInput.start()	See QAbstractAudioInput::start()
abstract QIODevice	QAbstractAudioOutput.start()	See QAbstractAudioOutput::start()
final QIODevice	QAudioInput.start()	See QAudioInput::start()
final QIODevice	QAudioOutput.start()	See QAudioOutput::start()

Methods in io.qt.multimedia with parameters of type QIODevice

Modifier and Type	Method	Description
final void	QMediaPlaylist.load(QIODevice device)	Overloaded function for QMediaPlaylist.load(io.qt.core.QIODevice, java.lang.String) with format = null.
final void	QMediaPlaylist.load(QIODevice device, String format)
final boolean	QMediaPlaylist.save(QIODevice device, String format)
final void	QMediaPlayer.setMedia(QMediaContent media, QIODevice stream)	See QMediaPlayer::setMedia(QMediaContent,QIODevice*)
abstract void	QMediaPlayerControl.setMedia(QMediaContent media, QIODevice stream)	See QMediaPlayerControl::setMedia(QMediaContent,QIODevice*)
final void	QAudioDecoder.setSourceDevice(QIODevice device)
abstract void	QAudioDecoderControl.setSourceDevice(QIODevice device)
abstract void	QAbstractAudioInput.start(QIODevice device)	See QAbstractAudioInput::start(QIODevice*)
abstract void	QAbstractAudioOutput.start(QIODevice device)	See QAbstractAudioOutput::start(QIODevice*)
final void	QAudioInput.start(QIODevice device)	See QAudioInput::start(QIODevice*)
final void	QAudioOutput.start(QIODevice device)	See QAudioOutput::start(QIODevice*)

Uses of QIODevice in io.qt.network

Subclasses of QIODevice in io.qt.network

Modifier and Type	Class	Description
class	QAbstractSocket	The base functionality common to all socket types
class	QLocalSocket	Local socket
class	QNetworkReply	Contains the data and headers for a request sent with QNetworkAccessManager
class	QSslSocket	SSL encrypted socket for both clients and servers
class	QTcpSocket	TCP socket
class	QUdpSocket	UDP socket

Methods in io.qt.network that return QIODevice

Modifier and Type	Method	Description
abstract QIODevice	QAbstractNetworkCache.data(QUrl url)	See QAbstractNetworkCache::data(QUrl)
QIODevice	QNetworkDiskCache.data(QUrl url)	See QAbstractNetworkCache::data(QUrl)
abstract QIODevice	QAbstractNetworkCache.prepare(QNetworkCacheMetaData metaData)	See QAbstractNetworkCache::prepare(QNetworkCacheMetaData)
QIODevice	QNetworkDiskCache.prepare(QNetworkCacheMetaData metaData)	See QAbstractNetworkCache::prepare(QNetworkCacheMetaData)

Methods in io.qt.network with parameters of type QIODevice

Modifier and Type	Method	Description
protected QNetworkReply	QNetworkAccessManager.createRequest(QNetworkAccessManager.Operation op, QNetworkRequest request, QIODevice outgoingData)	See QNetworkAccessManager::createRequest(QNetworkAccessManager::Operation,QNetworkRequest,QIODevice*)
static QList<QSslCertificate>	QSslCertificate.fromDevice(QIODevice device)	Overloaded function for QSslCertificate.fromDevice(io.qt.core.QIODevice, io.qt.network.QSsl.EncodingFormat) with format = io.qt.network.QSsl.EncodingFormat.Pem.
static QList<QSslCertificate>	QSslCertificate.fromDevice(QIODevice device, QSsl.EncodingFormat format)	See QSslCertificate::fromDevice(QIODevice*,QSsl::EncodingFormat)
static QSslDiffieHellmanParameters	QSslDiffieHellmanParameters.fromEncoded(QIODevice device)	Overloaded function for QSslDiffieHellmanParameters.fromEncoded(io.qt.core.QIODevice, io.qt.network.QSsl.EncodingFormat) with format = io.qt.network.QSsl.EncodingFormat.Pem.
static QSslDiffieHellmanParameters	QSslDiffieHellmanParameters.fromEncoded(QIODevice device, QSsl.EncodingFormat format)	See QSslDiffieHellmanParameters::fromEncoded(QIODevice*,QSsl::EncodingFormat)
static boolean	QSslCertificate.importPkcs12(QIODevice device, QSslKey key, QSslCertificate cert)	Overloaded function for QSslCertificate.importPkcs12(io.qt.core.QIODevice, io.qt.network.QSslKey, io.qt.network.QSslCertificate, java.util.Collection, io.qt.core.QByteArray)
static boolean	QSslCertificate.importPkcs12(QIODevice device, QSslKey key, QSslCertificate cert, Collection<QSslCertificate> caCertificates)	Overloaded function for QSslCertificate.importPkcs12(io.qt.core.QIODevice, io.qt.network.QSslKey, io.qt.network.QSslCertificate, java.util.Collection, io.qt.core.QByteArray) with passPhrase = new io.qt.core.QByteArray().
static boolean	QSslCertificate.importPkcs12(QIODevice device, QSslKey key, QSslCertificate cert, Collection<QSslCertificate> caCertificates, QByteArray passPhrase)	See QSslCertificate::importPkcs12(QIODevice*,QSslKey*,QSslCertificate*,QList<QSslCertificate>*,QByteArray)
abstract void	QAbstractNetworkCache.insert(QIODevice device)	See QAbstractNetworkCache::insert(QIODevice*)
void	QNetworkDiskCache.insert(QIODevice device)	See QAbstractNetworkCache::insert(QIODevice*)
final QNetworkReply	QNetworkAccessManager.post(QNetworkRequest request, QIODevice data)	See QNetworkAccessManager::post(QNetworkRequest,QIODevice*)
final QNetworkReply	QNetworkAccessManager.put(QNetworkRequest request, QIODevice data)	See QNetworkAccessManager::put(QNetworkRequest,QIODevice*)
final QNetworkReply	QNetworkAccessManager.sendCustomRequest(QNetworkRequest request, QByteArray verb, QIODevice data)	See QNetworkAccessManager::sendCustomRequest(QNetworkRequest,QByteArray,QIODevice*)
final void	QHttpPart.setBodyDevice(QIODevice device)	See QHttpPart::setBodyDevice(QIODevice*)

Constructors in io.qt.network with parameters of type QIODevice

Modifier	Constructor	Description
	QSslCertificate(QIODevice device)	Overloaded constructor for QSslCertificate(io.qt.core.QIODevice, io.qt.network.QSsl.EncodingFormat) with format = io.qt.network.QSsl.EncodingFormat.Pem.
	QSslCertificate(QIODevice device, QSsl.EncodingFormat format)	See QSslCertificate::QSslCertificate(QIODevice*,QSsl::EncodingFormat)
	QSslKey(QIODevice device, QSsl.KeyAlgorithm algorithm)	Overloaded constructor for QSslKey(io.qt.core.QIODevice, io.qt.network.QSsl.KeyAlgorithm, io.qt.network.QSsl.EncodingFormat, io.qt.network.QSsl.KeyType, io.qt.core.QByteArray)
	QSslKey(QIODevice device, QSsl.KeyAlgorithm algorithm, QSsl.EncodingFormat format)	Overloaded constructor for QSslKey(io.qt.core.QIODevice, io.qt.network.QSsl.KeyAlgorithm, io.qt.network.QSsl.EncodingFormat, io.qt.network.QSsl.KeyType, io.qt.core.QByteArray)
	QSslKey(QIODevice device, QSsl.KeyAlgorithm algorithm, QSsl.EncodingFormat format, QSsl.KeyType type)	Overloaded constructor for QSslKey(io.qt.core.QIODevice, io.qt.network.QSsl.KeyAlgorithm, io.qt.network.QSsl.EncodingFormat, io.qt.network.QSsl.KeyType, io.qt.core.QByteArray) with passPhrase = new io.qt.core.QByteArray().
	QSslKey(QIODevice device, QSsl.KeyAlgorithm algorithm, QSsl.EncodingFormat format, QSsl.KeyType type, QByteArray passPhrase)	See QSslKey::QSslKey(QIODevice*,QSsl::KeyAlgorithm,QSsl::EncodingFormat,QSsl::KeyType,QByteArray)

Uses of QIODevice in io.qt.positioning

Methods in io.qt.positioning that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QNmeaPositionInfoSource.device()	See QNmeaPositionInfoSource::device()const

Methods in io.qt.positioning with parameters of type QIODevice

Modifier and Type	Method	Description
final void	QNmeaPositionInfoSource.setDevice(QIODevice source)	See QNmeaPositionInfoSource::setDevice(QIODevice*)

Uses of QIODevice in io.qt.remoteobjects

Methods in io.qt.remoteobjects that return QIODevice

Modifier and Type	Method	Description
abstract QIODevice	IoDeviceBase.connection()

Methods in io.qt.remoteobjects with parameters of type QIODevice

Modifier and Type	Method	Description
final void	QRemoteObjectNode.addClientSideConnection(QIODevice ioDevice)	See QRemoteObjectNode::addClientSideConnection(QIODevice*)
final void	QRemoteObjectHostBase.addHostSideConnection(QIODevice ioDevice)	See QRemoteObjectHostBase::addHostSideConnection(QIODevice*)

Uses of QIODevice in io.qt.scxml

Methods in io.qt.scxml with parameters of type QIODevice

Modifier and Type	Method	Description
static QScxmlStateMachine	QScxmlStateMachine.fromData(QIODevice data)	Overloaded function for QScxmlStateMachine.fromData(io.qt.core.QIODevice, java.lang.String) with fileName = "".
static QScxmlStateMachine	QScxmlStateMachine.fromData(QIODevice data, String fileName)	See QScxmlStateMachine::fromData(QIODevice*,QString)

Uses of QIODevice in io.qt.serialbus

Methods in io.qt.serialbus that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QModbusDevice.device()	See QModbusDevice::device()const

Uses of QIODevice in io.qt.serialport

Subclasses of QIODevice in io.qt.serialport

Modifier and Type	Class	Description
class	QSerialPort	Provides functions to access serial ports

Uses of QIODevice in io.qt.svg

Methods in io.qt.svg that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QSvgGenerator.outputDevice()	See QSvgGenerator::outputDevice()const

Methods in io.qt.svg with parameters of type QIODevice

Modifier and Type	Method	Description
final void	QSvgGenerator.setOutputDevice(QIODevice outputDevice)	See QSvgGenerator::setOutputDevice(QIODevice*)

Uses of QIODevice in io.qt.webengine.core

Methods in io.qt.webengine.core with parameters of type QIODevice

Modifier and Type	Method	Description
final void	QWebEngineUrlRequestJob.reply(QByteArray contentType, QIODevice device)	See QWebEngineUrlRequestJob::reply(QByteArray,QIODevice*)

Uses of QIODevice in io.qt.xml

Methods in io.qt.xml with parameters of type QIODevice

Modifier and Type	Method	Description
final QDomDocument.Result	QDomDocument.setContent(QIODevice dev)	See QDomDocument::setContent(QIODevice*,QString*,int*,int*)
final QDomDocument.Result	QDomDocument.setContent(QIODevice dev, boolean namespaceProcessing)	See QDomDocument::setContent(QIODevice*,bool,QString*,int*,int*)

Constructors in io.qt.xml with parameters of type QIODevice

Modifier	Constructor	Description
	QXmlInputSource(QIODevice dev)	Deprecated. See QXmlInputSource::QXmlInputSource(QIODevice*)

Uses of QIODevice in io.qt.xmlpatterns

Methods in io.qt.xmlpatterns that return QIODevice

Modifier and Type	Method	Description
final QIODevice	QXmlSerializer.outputDevice()	See QXmlSerializer::outputDevice()const

Methods in io.qt.xmlpatterns with parameters of type QIODevice

Modifier and Type	Method	Description
final void	QXmlQuery.bindVariable(QXmlName name, QIODevice arg__2)	See QXmlQuery::bindVariable(QXmlName,QIODevice*)
final void	QXmlQuery.bindVariable(String localName, QIODevice arg__2)	See QXmlQuery::bindVariable(QString,QIODevice*)
final boolean	QXmlQuery.evaluateTo(QIODevice target)	See QXmlQuery::evaluateTo(QIODevice*)const
final boolean	QXmlSchema.load(QIODevice source)	Overloaded function for QXmlSchema.load(io.qt.core.QIODevice, io.qt.core.QUrl) with documentUri = new io.qt.core.QUrl().
final boolean	QXmlSchema.load(QIODevice source, QUrl documentUri)	See QXmlSchema::load(QIODevice*,QUrl)
final boolean	QXmlQuery.setFocus(QIODevice document)	See QXmlQuery::setFocus(QIODevice*)
final void	QXmlQuery.setQuery(QIODevice sourceCode)	Overloaded function for QXmlQuery.setQuery(io.qt.core.QIODevice, io.qt.core.QUrl) with documentURI = new io.qt.core.QUrl().
final void	QXmlQuery.setQuery(QIODevice sourceCode, QUrl documentURI)	See QXmlQuery::setQuery(QIODevice*,QUrl)
final boolean	QXmlSchemaValidator.validate(QIODevice source)	Overloaded function for QXmlSchemaValidator.validate(io.qt.core.QIODevice, io.qt.core.QUrl) with documentUri = new io.qt.core.QUrl().
final boolean	QXmlSchemaValidator.validate(QIODevice source, QUrl documentUri)	See QXmlSchemaValidator::validate(QIODevice*,QUrl)const

Constructors in io.qt.xmlpatterns with parameters of type QIODevice

Modifier	Constructor	Description
	QXmlFormatter(QXmlQuery query, QIODevice outputDevice)	See QXmlFormatter::QXmlFormatter(QXmlQuery,QIODevice*)
	QXmlSerializer(QXmlQuery query, QIODevice outputDevice)	See QXmlSerializer::QXmlSerializer(QXmlQuery,QIODevice*)