Warning: Here be dragons. Don't come crying if you hurt yourself by listening to my advices below

If you're interested how you can create Extras-devel-uploadable files (tar.gz, changes, dsc) straight from QtCreator

http://qt-funk.blogspot.com/2011/02/...le-source.html

If you're interested in the version of QtCreator that supports the 'skip packaging' option (i.e. copy instead of dpkg-buildpackage) see

http://qt-funk.blogspot.com/2011/02/...ator-edge.html