Animate when only one out of several windows is exposed.

Change-Id: I7f76ed722f91076ee308a47c699984d371a220f0
Reviewed-by: Bernd Weimer <bweimer@blackberry.com>
Reviewed-by: Alan Alpert (Personal) <416365416c@gmail.com>
Implement missing compare() function for Raised/Sunken text

Task-number: QTBUG-34715

Change-Id: Ifdac2511b7f642b1ea4bd06847c840b5a951a753
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>