Developer reply by Aleksandr Seleznev
Rated 4 out of 5 stars
is enabled with show window controls : when a window is half-maximized there's no window controls.
This review is for a previous version of the add-on (2.13.1-signed.1-signed). This user has other reviews of this add-on.It isn't bug actually. GTK2 just doesn't provide needed things that can be used for detection this state of the window.
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