Fix theme selector preview size on dialog start. If we select a theme from the list, and it is the current theme that is already applied, then disable the ok/apply buttons.
Fix theme selector preview size on dialog start. If we select a theme from the list, and it is the current theme that is already applied, then disable the ok/apply buttons.


git-svn-id: 0f3f1c46c6da7ffd142db61e503a7ff63af3a195@19719 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

jordemort/e17,jordemort/e17,jordemort/e17