If focus is accidentally lost from a Dialog, then restore it.   Fixes #15370 !strict.
If focus is accidentally lost from a Dialog, then restore it.   Fixes #15370 !strict.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@29823 560b804f-0ae3-0310-86f3-f6aa0a117693

harbalk/delite,kitsonk/delite,kitsonk/delite,Sam-Cummins/delite,Sam-Cummins/delite,harbalk/delite