/* $Id: UMLMessageActivatorComboBox.java 17886 2010-01-12 21:15:17Z linus $

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

  * 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) 1996-2006 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.behavior.collaborations;

 import java.awt.event.ActionEvent;

 import org.argouml.model.Model;

 import org.argouml.uml.ui.UMLComboBox2;

 import org.argouml.uml.ui.UMLComboBoxModel2;

 import org.argouml.uml.ui.UMLListCellRenderer2;

 import org.argouml.uml.ui.UMLUserInterfaceContainer;

 /**

  * The combobox for activators on the message proppanel. The only reason this

  * combobox implements melementlistener is to conform to UMLChangeDispatch. The

  * combobox serves as a proxy for the

  * model (UMLMessageActivatorComboBoxModel). Kind of strange...

  */

 public class UMLMessageActivatorComboBox extends UMLComboBox2 {

     /**

      * Constructor for UMLMessageActivatorComboBox.

      * @param container the UI container

      * @param arg0 the model

      */

     public UMLMessageActivatorComboBox(

         UMLUserInterfaceContainer container,

         UMLComboBoxModel2 arg0) {

         // TODO: This super constructor has been deprecated

         super(arg0);

         setRenderer(new UMLListCellRenderer2(true));

     }

     /*

      * @see org.argouml.uml.ui.UMLComboBox2#doIt(ActionEvent)

      */

     protected void doIt(ActionEvent event) {

         Object o = getModel().getElementAt(getSelectedIndex());

         Object activator = o;

         Object mes = getTarget();

         if (activator != Model.getFacade().getActivator(mes)) {

             Model.getCollaborationsHelper().setActivator(mes, activator);

         }

     }

 }