qmlui: improve box stage position picking
qmlui: improve box stage position picking

mcallegari/qlcplus,mcallegari/qlcplus,mcallegari/qlcplus,kripton/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,plugz/qlcplus,kripton/qlcplus,sbenejam/qlcplus,sbenejam/qlcplus,plugz/qlcplus,plugz/qlcplus,kripton/qlcplus,plugz/qlcplus,plugz/qlcplus,plugz/qlcplus,mcallegari/qlcplus,kripton/qlcplus,plugz/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,sbenejam/qlcplus,kripton/qlcplus,kripton/qlcplus,kripton/qlcplus,sbenejam/qlcplus