/* * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ import javax.swing.JFrame; import javax.swing.UIManager; import javax.swing.SwingUtilities; public class ProvokeGTK { static JFrame frame; public static void createAndShow() { try { UIManager.setLookAndFeel("com.sun.java.swing.plaf.gtk.GTKLookAndFeel"); } catch(Exception cnf) { cnf.printStackTrace(); } frame = new JFrame("JFrame"); frame.setSize(200, 200); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } /** * @param args the command line arguments */ public static void main(String[] args) throws Exception { SwingUtilities.invokeAndWait(ProvokeGTK::createAndShow); Thread.sleep(1000); SwingUtilities.invokeAndWait( () -> { frame.setVisible(false); frame.dispose(); }); } }