+ // In all ports keyboard navigation must stop at MDI child frame level and
+ // can't cross its boundary. Indicate this by overriding this function to
+ // return true.
+ virtual bool IsTopNavigationDomain() const { return true; }
+
+ // Raising any frame is supposed to show it but wxFrame Raise()
+ // implementation doesn't work for MDI child frames in most forms so
+ // forward this to Activate() which serves the same purpose by default.
+ virtual void Raise() { Activate(); }
+