1 /* 2 * Copyright (c) 2015, 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.AppEvent.AppHiddenEvent; 29 30 /** 31 * Implementors are notified when the app is hidden or shown by the user. 32 * This notification is helpful for discontinuing a costly animation if it's not visible to the user. 33 */ 34 public interface AppHiddenListener extends SystemEventListener { 35 /** 36 * Called the app is hidden. 37 * @param e event 38 */ 39 public void appHidden(final AppHiddenEvent e); 40 41 /** 42 * Called when the hidden app is shown again (but not necessarily brought to the foreground). 43 * @param e event 44 */ 45 public void appUnhidden(final AppHiddenEvent e); 46 }