I want to change titlebar's button's image like minimize, etc. Is it possible?

[melody:p]

I'm not talking about mainframe's title bar.
I'm talking about subwindow's title bar.

I have changed height of subwindow's title bar using qstyle.
Is it possible same way??

please help!

[viulskiez]

Qt Style Sheets Reference (http://qt-project.org/doc/qt-4.8/stylesheet-reference.html) may helps.