http://bugs.winehq.org/show_bug.cgi?id=58167
--- Comment #20 from Jonas winehq@jonass.user.lysator.liu.se --- (In reply to Rémi Bernon from comment #17)
Is this still happening with Wine 10.19?
Unfortunately yes. Sort of. The Pegasus windows IS minimized and NOT immediately restored. But it is restored immediately when clicking any other window to set focus to that window.