+ // Manage whether individual windows or sub-sizers are considered
+ // in the layout calculations or not.
+ void Show( wxWindow *window, bool show = TRUE );
+ void Hide( wxWindow *window )
+ { Show (window, FALSE); }
+ void Show( wxSizer *sizer, bool show = TRUE );
+ void Hide( wxSizer *sizer )
+ { Show (sizer, FALSE); }
+
+ bool IsShown( wxWindow *window );
+ bool IsShown( wxSizer *sizer );
+
+ // Recursively call wxWindow::Show () on all sizer items.
+ void ShowItems (bool show);
+