| /* |
| * Copyright (c) 2019, 2021, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 8226783 8247753 |
| * @key headful |
| * @summary Verify System L&F |
| */ |
| |
| /* |
| * Verify the System LAF is what we expect based on platform and, |
| * in at least one case, the desktop environment. |
| * Since changes to the system LAF are a once in a blue moon event, |
| * this test is useful to tell us of unexpected problems. |
| * Note: this test must be run in a headful environment |
| * since otherwise a system LAF may not be available. |
| */ |
| |
| public class SystemLookAndFeelTest { |
| |
| public static void main(String[] args) { |
| |
| String laf = javax.swing.UIManager.getSystemLookAndFeelClassName(); |
| String os = System.getProperty("os.name").toLowerCase(); |
| System.out.println("OS is " + os); |
| System.out.println("Reported System LAF is " + laf); |
| |
| String expLAF = null; |
| if (os.contains("windows")) { |
| expLAF = "com.sun.java.swing.plaf.windows.WindowsLookAndFeel"; |
| } else if (os.contains("macos")) { |
| expLAF = "com.apple.laf.AquaLookAndFeel"; |
| } else if (os.contains("linux") || os.contains("sunos")) { |
| /* |
| * The implementation keys off the following desktop setting to |
| * decide if GTK is an appropriate system L&F. |
| * In its absence, there probably isn't support for the GTK L&F |
| * anyway. It does not tell us if the GTK libraries are available |
| * but they really should be if this is a gnome session. |
| * If it proves necessary the test can perhaps be updated to see |
| * if the GTK LAF is listed as installed and can be instantiated. |
| */ |
| String gnome = System.getenv("GNOME_DESKTOP_SESSION_ID"); |
| String desktop = System.getenv("XDG_CURRENT_DESKTOP"); |
| System.out.println("Gnome desktop session ID is " + gnome); |
| System.out.println("XDG_CURRENT_DESKTOP is set to " + desktop); |
| if (gnome != null || |
| (desktop != null && desktop.toLowerCase().contains("gnome"))) { |
| expLAF = "com.sun.java.swing.plaf.gtk.GTKLookAndFeel"; |
| } else if (os.contains("linux")) { |
| expLAF = "javax.swing.plaf.metal.MetalLookAndFeel"; |
| } else if (os.contains("sunos")) { |
| expLAF = "com.sun.java.swing.plaf.motif.MotifLookAndFeel"; |
| } |
| } |
| System.out.println("Expected System LAF is " + expLAF); |
| if (expLAF == null) { |
| System.out.println("No match for expected LAF, unknown OS ?"); |
| return; |
| } |
| if (!(laf.equals(expLAF))) { |
| throw new RuntimeException("LAF not as expected"); |
| } |
| } |
| } |