addLanguageChangedListener
@RestrictToExtendedFlavor(value = [ExternalScope.LIBRARY_GROUP] )
Adds a LanguageChangedListener. The listener is notified of changes to the navigation language.
The listener is invoked on the main/UI thread.
Parameters
listener
The listener to be added.
Throws
if the instance of TomTomNavigation is closed.
if the same listener has already been added.