...so that it can directly be called if showing the combobox is not wanted.
Change-Id: Id80658336421788749f1a1ec68680fef53ae1695
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Instead of duplicating a couple of code lines and hardcoding the
used theme, create a commonly used QComboBox as theme selector.
The selected theme remains stored in the settings.
Change-Id: I78f0d59a5594e7cc4f899656caaae1bb7caab385
Reviewed-by: Orgad Shaneh <orgads@gmail.com>