void SetNeedUpdating(bool needUpdating) { m_needUpdating = needUpdating; }
bool GetNeedUpdating() const { return m_needUpdating ; }
+#ifdef __WXMAC__
+ virtual bool MacClipGrandChildren() const { return true ; }
+#endif
protected:
// event handlers
#if defined(__WXMSW__) || defined(__WXMAC__)