https://forum.qt.io/topic/81065/osx-protocol-handler-without-calling-exec-on-qcoreapplicaiton-qguiapplicaiton
OSX protocol handler without calling ::exec on QCoreApplicaiton/QGuiApplicaiton? | Qt Forum
Jul 13, 2017 - I've got a Qt application that can either run as a headless console application (via instancing QCoreApplication and calling exec) or as a full GUI applicati...
osxprotocolhandlerwithoutcalling