1 /* 2 * Copyright (c) 2011, 2017, 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 com.apple.eawt; 27 28 import java.awt.desktop.QuitEvent; 29 import java.awt.desktop.QuitHandler; 30 import java.awt.desktop.QuitResponse; 31 import java.awt.desktop.QuitStrategy; 32 33 /** 34 * Used to respond to a request to quit the application. 35 * The QuitResponse may be used after the {@link QuitHandler#handleQuitRequestWith(QuitEvent, QuitResponse)} method has returned, and may be used from any thread. 36 * 37 * @see Application#setQuitHandler(QuitHandler) 38 * @see QuitHandler 39 * @see Application#setQuitStrategy(QuitStrategy) 40 * 41 * @since Java for Mac OS X 10.6 Update 3 42 * @since Java for Mac OS X 10.5 Update 8 43 */ 44 public class MacQuitResponse implements QuitResponse { 45 final _AppEventHandler appEventHandler; 46 47 MacQuitResponse(final _AppEventHandler appEventHandler) { 48 this.appEventHandler = appEventHandler; 49 } 50 51 /** 52 * Notifies the external quit requester that the quit will proceed, and performs the default {@link QuitStrategy}. 53 */ 54 @Override 55 public void performQuit() { 56 if (appEventHandler.currentQuitResponse != this) return; 57 appEventHandler.performQuit(); 58 } 59 60 /** 61 * Notifies the external quit requester that the user has explicitly canceled the pending quit, and leaves the application running. 62 * <b>Note: this will cancel a pending log-out, restart, or shutdown.</b> 63 */ 64 @Override 65 public void cancelQuit() { 66 if (appEventHandler.currentQuitResponse != this) return; 67 appEventHandler.cancelQuit(); 68 } 69 }