Java tutorial
//package com.java2s; /* * SwingUtil.java Copyright 2004 KUBO Hiroya (hiroya@cuc.ac.jp). Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ import java.awt.Cursor; import java.awt.event.WindowAdapter; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.WindowConstants; public class Main { public static WindowAdapter createConfirmOnExitAdapter(final JFrame frame, final String title, final String message) { frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE); return new java.awt.event.WindowAdapter() { public void windowClosing(java.awt.event.WindowEvent ev) { int result = JOptionPane.showConfirmDialog(frame, message, title, JOptionPane.YES_OPTION); if (result == JOptionPane.OK_OPTION) { frame.getContentPane().setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR)); System.exit(0); } } }; } }