The QtXmlPatterns module contains classes that provide support for XPath, XQuery, XSLT and XML Schema validation.
QAbstractMessageHandler
QSimpleXmlNodeModel
QXmlName
QXmlResultItems
QAbstractUriResolver
QSourceLocation
QXmlNamePool
QXmlSchema
QAbstractXmlNodeModel
QXmlFormatter
QXmlNodeModelIndex
QXmlSchemaValidator
QAbstractXmlReceiver
QXmlItem
QXmlQuery
QXmlSerializer