IStructuredSelection selection= (IStructuredSelection) fHighlightingColorListViewer.getSelection(); return (HighlightingColorListItem) selection.getFirstElement();
IStructuredSelection selection= (IStructuredSelection) fListViewer.getSelection(); Object element= selection.getFirstElement(); if (element instanceof String) return null; return (HighlightingColorListItem) element;
	private HighlightingColorListItem getHighlightingColorListItem() {		IStructuredSelection selection= (IStructuredSelection) fHighlightingColorListViewer.getSelection();		return (HighlightingColorListItem) selection.getFirstElement();	}