Here you can find the source of getNimbusClassName()
public static String getNimbusClassName()
//package com.java2s; /*//ww w . java 2 s. c o m * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved. * * The contents of this file are subject to the terms of the GNU General Public License Version 3 * only ("GPL"). You may not use this file except in compliance with the License. You can obtain a * copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each file. */ import javax.swing.UIManager; import javax.swing.UIManager.LookAndFeelInfo; public class Main { public static String getNimbusClassName() { // http://java.sun.com/javase/6/docs/technotes/guides/jweb/otherFeatures/nimbus_laf.html for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { return info.getClassName(); } } return null; } }