[Gambas-bugtracker] Bug #1501: Gambas IDE Dialogue Windows without Control Buttons under Mint 19 Mate

[bugtracker at gambaswiki.org]

http://gambaswiki.org/bugtracker/edit?object=BUG.1501&from=L21haW4-

Comment #1 by Benoît MINISINI:

You should compare with another QT application, as Gambas IDE uses QT (QT5, or QT4, depending on what is installed on your system).

It's the window manager that displays the window buttons, not Gambas. So it is a bug in QT or in the Mint window manager.