Also affects me in exactly the same way: "Cancel" button is selected by default which both bad UX and changes the previously implemented behavior.
Version: org.kde.gwenview 15.12.3 Dist: Ubuntu 16.04.1 LTS Uname: Linux e5450 4.5.2-040502-generic #201604200335 SMP Wed Apr 20 07:37:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Also affects me in exactly the same way: "Cancel" button is selected by default which both bad UX and changes the previously implemented behavior.
Version: org.kde.gwenview 15.12.3 generic #201604200335 SMP Wed Apr 20 07:37:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Dist: Ubuntu 16.04.1 LTS
Uname: Linux e5450 4.5.2-040502-