QtCreator - how to make my application looks like that

["BumbleBee"]

Maybe the 2nd point is QToolbar?

[Lykurg]

Qt Creator is made with Qt. (Beside, it would be stupid if not.) They use a custom QStyle and various self defined widgets but guess what: it is open source! So just have a look at the sources and see yourself...

[Fallen_]

Qt Creator is made with Qt. (Beside, it would be stupid if not.) They use a custom QStyle and various self defined widgets but guess what: it is open source! So just have a look at the sources and see yourself...

Hey, i tried searching for "creator" in %QTPATH%\qt\tools but i didnt find anything, all i found was some shit like "designer" etc... ive also tried searching in other folders but i didnt find anything, any ideas?

[Zlatomir]

here is the source for 2.1 version.

[Lykurg]

Here is the project page: http://qt.gitorious.org/qt-creator. You can browse the git repository online.