Have a look at Qt::WindowStaysOnTopHint.
Have a look at Qt::WindowStaysOnTopHint.
As a side note, AFIK, this behavior depends on the window manager, so it could be that some native code will be needed on some systems.
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S.O.L.I.D principles (use them!):
https://en.wikipedia.org/wiki/SOLID_...iented_design)
Do you write clean code? - if you are TDD'ing then maybe, if not, your not writing clean code.
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