1 /* 2 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.awt.desktop; 27 28 import java.awt.Desktop; 29 import java.awt.GraphicsEnvironment; 30 import java.awt.HeadlessException; 31 32 /** 33 * Event sent when the application has been hidden or shown. 34 * 35 * @see AppHiddenListener#appHidden(AppHiddenEvent) 36 * @see AppHiddenListener#appUnhidden(AppHiddenEvent) 37 * @since 9 38 */ 39 public final class AppHiddenEvent extends AppEvent { 40 41 /** 42 * Use serialVersionUID from JDK 9 for interoperability. 43 */ 44 private static final long serialVersionUID = 2637465279476429224L; 45 46 /** 47 * Constructs an {@code AppHiddenEvent}. 48 * 49 * @throws HeadlessException if {@link GraphicsEnvironment#isHeadless()} 50 * returns {@code true} 51 * @throws UnsupportedOperationException if Desktop API is not supported on 52 * the current platform 53 * @see Desktop#isDesktopSupported() 54 * @see java.awt.GraphicsEnvironment#isHeadless 55 */ 56 public AppHiddenEvent() { 57 } 58 }