https://bugs.winehq.org/show_bug.cgi?id=12804 Bug 12804 depends on bug 22862, which changed state.
Bug 22862 Summary: Setting the default button in a PropertySheetPage does not work https://bugs.winehq.org/show_bug.cgi?id=22862
What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |ABANDONED