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The source code// $Id: ActionExit.java,v 1.17 2004/09/16 20:50:04 mvw Exp $ // Copyright (c) 1996-2003 The Regents of the University of California. All // Rights Reserved. Permission to use, copy, modify, and distribute this // software and its documentation without fee, and without a written // agreement is hereby granted, provided that the above copyright notice // and this paragraph appear in all copies. This software program and // documentation are copyrighted by The Regents of the University of // California. The software program and documentation are supplied "AS // IS", without any accompanying services from The Regents. The Regents // does not warrant that the operation of the program will be // uninterrupted or error-free. The end-user understands that the program // was developed for research purposes and is advised not to rely // exclusively on the program for any reason. IN NO EVENT SHALL THE // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, // UPDATES, ENHANCEMENTS, OR MODIFICATIONS. package org.argouml.uml.ui; import org.argouml.application.api.*; import org.argouml.application.security.*; import org.argouml.i18n.Translator; import org.argouml.kernel.*; import org.argouml.ui.*; import java.awt.event.*; import java.text.MessageFormat; import javax.swing.*; /** Action to exit ArgoUML. */ public class ActionExit extends UMLAction implements CommandLineInterface { //////////////////////////////////////////////////////////////// // static variables /** * The singleton. */ public static final ActionExit SINGLETON = new ActionExit(); /** remember if this form is already active, so that it does not popup twice. */ private boolean active = false; //////////////////////////////////////////////////////////////// // constructors /** * The constructor. */ public ActionExit() { super ("action.exit", NO_ICON); active = false; } //////////////////////////////////////////////////////////////// // main methods /** * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent) */ public void actionPerformed (ActionEvent ae) { ProjectBrowser pb = ProjectBrowser.getInstance(); Project p = ProjectManager.getManager().getCurrentProject(); if (p != null && p.needsSave() && !active) { active = true; String t = MessageFormat.format(Translator.localize("Actions", "optionpane.exit-save-changes-to"), new Object[] {p.getName()} ); int response = JOptionPane.showConfirmDialog(pb, t, t, JOptionPane.YES_NO_CANCEL_OPTION); if (response == JOptionPane.CANCEL_OPTION || response == JOptionPane.CLOSED_OPTION) { active = false; return; } if (response == JOptionPane.YES_OPTION) { boolean safe = false; if (ActionSaveProject.SINGLETON.shouldBeEnabled()) { safe = ActionSaveProject.SINGLETON.trySave (true); } if (!safe) { safe = ActionSaveProjectAs.SINGLETON.trySave (false); } if (!safe) { active = false; return; } } active = false; } if (!active) { Configuration.save(); doCommand(null); } } /** Execute this action from the command line. * * @param argument is not used. * @return true if it is OK. */ public boolean doCommand(String argument) { ArgoSecurityManager.getInstance().setAllowExit (true); System.exit (0); return true; } } /* end class ActionExit */ |
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