+ virtual bool SetTransparent(wxByte alpha);
+ virtual bool CanSetTransparent();
+
+ // Experimental, to allow help windows to be
+ // viewable from within modal dialogs
+ virtual void AddGrab();
+ virtual void RemoveGrab();
+ virtual bool IsGrabbed() const { return m_grabbed; }
+
+
+ virtual void Refresh( bool eraseBackground = true,
+ const wxRect *rect = (const wxRect *) NULL );
+