private static String createIndent(int level) {
private static String createIndent(int level, boolean useSpaces) {
	private static String createIndent(int level) {		StringBuffer buffer= new StringBuffer();		if (useSpaces()) {			int tabWidth= getPreferenceStore().getInt(PreferenceConstants.EDITOR_TAB_WIDTH);			int width= level * tabWidth;			for (int i= 0; i != width; ++i)				buffer.append(' ');		} else {			for (int i= 0; i != level; ++i)				buffer.append('\t');		}		return buffer.toString();	}