* Added changing the looks, too, which shows some more problems.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@32470 a95241bf-73f2-0310-859d-f6bbb57e9c96

* Wrote application to test the invalidation area on window changes.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@32468 a95241bf-73f2-0310-859d-f6bbb57e9c96