public Component getLoadingComponent ( final String _markupId ) { final IRequestHandler handler = new ResourceReferenceRequestHandler ( AbstractDefaultAjaxBehavior . INDICATOR ) ; return new Label ( _markupId , "<img alt=\"Loading...\" src=\"" + RequestCycle . get ( ) . urlFor ( handler ) + "\"/>" ) . setEscapeModelStrings ( false ) ; }
Gets the loading component .