+ // Map GTK widget direction of the given widget to/from wxLayoutDirection
+ static wxLayoutDirection GTKGetLayout(GtkWidget *widget);
+ static void GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir);
+
+ // return true if this window must have a non-NULL parent, false if it can
+ // be created without parent (normally only top level windows but in wxGTK
+ // there is also the exception of wxMenuBar)
+ virtual bool GTKNeedsParent() const { return !IsTopLevel(); }
+
+ // This is called when capture is taken from the window. It will
+ // fire off capture lost events.
+ void GTKReleaseMouseAndNotify();
+