How to validate a XML file whether matches a XSD file with Qt4.4.3

[xlttap]

How to validate a XML file whether matches a XSD file or not with Qt4.4.3 ?

[antialias]

have a look at QXmlSchemaValidator (http://doc.trolltech.com/4.6/qxmlschemavalidator.html)

[xlttap]

have a look at QXmlSchemaValidator (http://doc.trolltech.com/4.6/qxmlschemavalidator.html)

Thank you for your repling.
QXmlSchemaValidator is included from Qt4.6.0,while my Qt version is Qt4.4.3.
In application,it is not a good idea to change my Qt version,therefore, I have to find some other way
instead. e.g. using Xerces C++ to validate XML