On Tue, Jun 7, 2011 at 7:33 AM, Thomas Dähling <t.daehling at googlemail.com> wrote: > On that example wikipage, Isn´t there a call to setupUi() missing in > the Dialog class' constructor? Ah, there certainly is. I had tried that, but I guess it wasn't allowed when I was deriving from QWidget. All is well, thanks! David