EventNotifierSelectionAdapter


1   /*
2    * Copyright (c) 2003 - 2007 OpenSubsystems s.r.o. Slovak Republic. All rights reserved.
3    * 
4    * Project: OpenSubsystems
5    * 
6    * $Id: EventNotifierSelectionAdapter.java,v 1.3 2007/01/07 06:14:15 bastafidli Exp $
7    * 
8    * This program is free software; you can redistribute it and/or modify
9    * it under the terms of the GNU General Public License as published by
10   * the Free Software Foundation; version 2 of the License. 
11   * 
12   * This program is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   * GNU General Public License for more details.
16   * 
17   * You should have received a copy of the GNU General Public License
18   * along with this program; if not, write to the Free Software
19   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
20   */
21   
22  package org.opensubsystems.patterns.thickclient.application.swt;
23  
24  import org.eclipse.swt.events.SelectionEvent;
25  import org.opensubsystems.patterns.thickclient.application.EventProcessor;
26  
27  /**
28   * Adapter used to process selection events which result in notification about
29   * that event to registered listener.
30   *  
31   * @version $Id: EventNotifierSelectionAdapter.java,v 1.3 2007/01/07 06:14:15 bastafidli Exp $
32   * @author Miro Halas
33   * @code.reviewer Miro Halas
34   * @code.reviewed 1.1 2006/02/16 14:40:49 bastafidli
35   */
36  public class EventNotifierSelectionAdapter extends DelegatingSelectionAdapter
37  {
38     // Attributes ///////////////////////////////////////////////////////////////
39  
40     /**
41      * Listener which will be notified when widget is selected.
42      */   
43     protected EventProcessor m_listener;
44     
45     /**
46      * Name of the event which will be sent to listener when widget is selected.
47      */
48     protected String   m_strEventName;
49     
50     /**
51      * Integer value representing the event. It will be sent to listener when 
52      * widget is selected.
53      */
54     protected Integer   m_intEventId;
55  
56     // Constructors /////////////////////////////////////////////////////////////
57     
58     /**
59      * Construct new adapter processing events from special button.
60      * 
61      * @param listener - listener to call when event needs to be processed
62      * @param strEventName - name of the event which will be sent to listener 
63      *                       when widget is selected.
64      * @param intEventId -  Integer value representing the event. It will be sent 
65      *                      to listener when widget is selected.
66      */
67     public EventNotifierSelectionAdapter(
68        EventProcessor listener,
69        String           strEventName,
70        Integer          intEventId
71     )
72     {
73        m_listener = listener;
74        m_strEventName = strEventName;
75        m_intEventId = intEventId;
76     }
77     
78     /**
79      * {@inheritDoc}
80      */
81     public void widgetSelected(
82        SelectionEvent event
83     )
84     {
85        m_listener.processEvent(m_strEventName, m_intEventId);
86     }
87  }
88
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