+protected:
+ // we can't compute our best size before the items are added to the control
+ // which is done after calling SetInitialBestSize() (it is called from the
+ // base class ctor and the items are added in the derived class ctor), so
+ // don't do anything at all here as our size will be changed later anyhow
+ //
+ // of course, all derived classes *must* call SetBestSize() from their
+ // ctors for this to work!
+ virtual void SetInitialBestSize(const wxSize& WXUNUSED(size)) { }
+