+#if wxUSE_MARKUP
+ virtual bool DoSetLabelMarkup(const wxString& markup);
+#endif // wxUSE_MARKUP
+
+ // Increases the passed in size to account for the button image.
+ //
+ // Should only be called if we do have a button, i.e. if m_imageData is
+ // non-NULL.
+ void AdjustForBitmapSize(wxSize& size) const;
+