Notification window in Mac. With or without Qt

Question

Qt project on Mac OS X. I need to show notification window on top without stealing a focus from any active application.

Here the widget constructor part:

Answer 1

try this on mac:

setWindowFlags(windowFlags() | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint);
setAttribute(Qt::WA_TranslucentBackground);
setAttribute(Qt::WA_AlwaysStackOnTop);