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Java > Open Source Codes > org > objectweb > fractal > explorer > menu > StartComponentAction


1 /*====================================================================
2  
3  Objectweb Browser Framework
4  Copyright (C) 2000-2004 INRIA & USTL - LIFL - GOAL
5  Contact: openccm@objectweb.org
6  
7  This library is free software; you can redistribute it and/or
8  modify it under the terms of the GNU Lesser General Public
9  License as published by the Free Software Foundation; either
10  version 2.1 of the License, or any later version.
11  
12  This library 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 GNU
15  Lesser General Public License for more details.
16  
17  You should have received a copy of the GNU Lesser General Public
18  License along with this library; if not, write to the Free Software
19  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20  USA
21  
22  Initial developer(s): Jerome Moroy.
23  Contributor(s): ______________________________________.
24  
25  ---------------------------------------------------------------------
26  $Id: StartComponentAction.java,v 1.3 2004/11/15 16:44:24 moroy Exp $
27  ====================================================================*/
28
29 package org.objectweb.fractal.explorer.menu;
30
31 import org.objectweb.fractal.api.Component;
32 import org.objectweb.fractal.api.NoSuchInterfaceException;
33 import org.objectweb.fractal.api.control.IllegalLifeCycleException;
34 import org.objectweb.fractal.api.control.LifeCycleController;
35 import org.objectweb.fractal.explorer.FcExplorer;
36 import org.objectweb.util.explorer.api.MenuItem;
37 import org.objectweb.util.explorer.api.MenuItemTreeView;
38 import org.objectweb.util.explorer.api.TreeView;
39
40 /**
41  * This action allows to start/stop the component.
42  * @author <a HREF="mailto:Jerome.Moroy@lifl.fr">Jerome Moroy</a>
43  * @version 0.1
44  */
45 public class StartComponentAction
46   implements MenuItem
47 {
48     
49     //==================================================================
50 //
51 // No internal state.
52 //
53 //==================================================================
54
55     //==================================================================
56 //
57 // No constructor.
58 //
59 //==================================================================
60
61     //==================================================================
62 //
63 // No internal method.
64 //
65 //==================================================================
66
67     //==================================================================
68 //
69 // Public methods for ExtendedActionListener interface.
70 //
71 //==================================================================
72
73     /* (non-Javadoc)
74      * @see org.objectweb.util.explorer.api.MenuItem#actionPerformed(org.objectweb.util.explorer.api.MenuItemTreeView)
75      */
76     public void actionPerformed(MenuItemTreeView e) {
77         Component ci = (Component)e.getSelectedObject();
78         try {
79             LifeCycleController lcc = FcExplorer.getLifeCycleController(ci);
80             lcc.startFc();
81         } catch (NoSuchInterfaceException e1) {
82             e1.printStackTrace();
83         } catch (IllegalLifeCycleException e1) {
84             e1.printStackTrace();
85         }
86     }
87     
88     /* (non-Javadoc)
89      * @see org.objectweb.util.explorer.api.MenuItem#getStatus(org.objectweb.util.explorer.api.TreeView)
90      */
91     public int getStatus(TreeView treeView) {
92         Component ci = (Component)treeView.getSelectedObject();
93         try {
94             LifeCycleController lcc = FcExplorer.getLifeCycleController(ci);
95             String JavaDoc status = lcc.getFcState();
96             if (status.equals(LifeCycleController.STARTED))
97                 return MenuItem.NOT_VISIBLE_STATUS;
98         } catch (NoSuchInterfaceException e) {
99             return MenuItem.NOT_VISIBLE_STATUS;
100         }
101         return MenuItem.ENABLED_STATUS;
102     }
103 }
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