/* $Id: ActionActivityDiagram.java 18515 2010-07-14 16:11:43Z bobtarling $

  *****************************************************************************

  * Copyright (c) 2009 Contributors - see below

  * All rights reserved. This program and the accompanying materials

  * are made available under the terms of the Eclipse Public License v1.0

  * which accompanies this distribution, and is available at

  * http://www.eclipse.org/legal/epl-v10.html

  *

  * Contributors:

  *    tfmorris

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // Copyright (c) 1996-2008 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.model.Model;

 import org.argouml.ui.targetmanager.TargetManager;

 import org.argouml.uml.diagram.ArgoDiagram;

 import org.argouml.uml.diagram.DiagramFactory;

 import org.argouml.uml.diagram.DiagramSettings;

 /**

  * Action to trigger creation of a new activity diagram.<p>

  * 

  * An ActivityGraph specifies the dynamics of<ul>

  * <li> a Package, or

  * <li> a Classifier (including UseCase), or

  * <li> a BehavioralFeature.

  * </ul>

  * 

  * @author michiel

  */

 public class ActionActivityDiagram extends ActionNewDiagram {

     /**

      * Constructor.

      */

     public ActionActivityDiagram() {

         super("action.activity-diagram");

     }

     @Override

     protected ArgoDiagram createDiagram(Object namespace, 

             DiagramSettings settings) {

         final Object context = getContext(namespace); 

         final Object activity = 

             Model.getUmlFactory().buildNode(Model.getMetaTypes().getActivity(), context);

         return DiagramFactory.getInstance().create(

                 DiagramFactory.DiagramType.Activity,

                 activity, settings);

     }

     private Object getContext(Object namespace) {

         Object context = TargetManager.getInstance().getModelTarget();

         if (!Model.getActivityGraphsHelper().isAddingActivityGraphAllowed(

                 context)

                 || Model.getModelManagementHelper().isReadOnly(context)) {

             context = namespace;

         }

         return context;

     }

     /**

      * The UID.

      */

     private static final long serialVersionUID = -28844322376391273L;

 }