???IWorkbenchPage page = Activator.getActivePage();
???IAdapterManager mgr = Platform.getAdapterManager();
???String propPageName = IPropertySheetPage.class.getName();
???PropertySheetPage proppage = (PropertySheetPage) mgr.loadAdapter(
?????page, propPageName);
???if (proppage != null)
???{
???????proppage.refresh();
???}