Yeah, there are definitely some non-obvious details in its behavior. The default button focus moves with the input focus to other buttons but reverts to the def

Yeah, there are definitely some non-obvious details in its behavior. The default button focus moves with the input focus to other buttons but reverts to the default default button if you focus another kind of control. Raymond Chen has an explanation: https://devblogs.microsoft.com/oldnewthing/20040802-00/?p=38283 https://devblogs.microsoft.com/oldnewthing/20040802-00/?p=38...