Re:The Windows 11 taskbar is an annoying step backward
by Someone on Friday January 21, 2022 @07:07AM
(#30022342)
The developer can make a choice there. https://developer.apple.com/documentation/appkit/nswindow:
> var worksWhenModal: Bool
> A Boolean value that indicates whether the window is able to receive keyboard and mouse events even when some other window is being run modally.
I think there are flags for doing that for non-modal ‘other windows’, too.
Edit: it seems to depend on the kind of button(?)