Qt how to decode string in Qt 4.7 (old method are gone)

Im using Qt 4.7.1 and im trying to find way to decode url from : https://xxx.com&since=2011-01-27T10%3A33%3A50%2B0000 to vaild date , but i ca开发者_如何学JAVAn find any way to do it now .. it used to be QUrl::decode.

See QString QUrl::fromPercentEncoding ( const QByteArray & input ) [static]