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The source code// $Id: ActionAddOperation.java,v 1.5 2004/08/14 15:26:11 mvw Exp $ // Copyright (c) 1996-2004 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.diagram.ui; import java.awt.event.ActionEvent; import java.util.Iterator; import org.argouml.kernel.Project; import org.argouml.kernel.ProjectManager; import org.argouml.model.ModelFacade; import org.argouml.model.uml.UmlFactory; import org.argouml.model.uml.UmlModelEventPump; import org.argouml.ui.ProjectBrowser; import org.argouml.ui.targetmanager.TargetManager; import org.argouml.uml.ui.UMLChangeAction; /** Action to add an operation to a classifier. * @stereotype singleton */ public class ActionAddOperation extends UMLChangeAction { //////////////////////////////////////////////////////////////// // static variables private static ActionAddOperation singleton = new ActionAddOperation(); //////////////////////////////////////////////////////////////// // constructors /** * The constructor. */ public ActionAddOperation() { super("button.new-operation", true); } //////////////////////////////////////////////////////////////// // 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(); Object target = TargetManager.getInstance().getModelTarget(); Object/*MClassifier*/ cls = null; if (ModelFacade.isAClassifier(target)) cls = target; else if (ModelFacade.isAFeature(target)) cls = ModelFacade.getOwner(target); else return; Object oper = UmlFactory.getFactory().getCore().buildOperation(cls); TargetManager.getInstance().setTarget(oper); Iterator it = pb.getEditorPane().findPresentationsFor(cls, p.getDiagrams()).iterator(); while (it.hasNext()) { Object/*MElementListener*/ listener = it.next(); UmlModelEventPump.getPump().removeModelEventListener(listener, oper); UmlModelEventPump.getPump().addModelEventListener(listener, oper); } super.actionPerformed(ae); } /** * @see org.argouml.uml.ui.UMLAction#shouldBeEnabled() */ public boolean shouldBeEnabled() { ProjectBrowser pb = ProjectBrowser.getInstance(); Object target = TargetManager.getInstance().getModelTarget(); return super.shouldBeEnabled() && (ModelFacade.isAClassifier(target) || ModelFacade.isAFeature(target)) && !ModelFacade.isASignal(target); } /** * @return Returns the singleton. */ public static ActionAddOperation getSingleton() { return singleton; } } /* end class ActionAddOperation */ |
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