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Java > Open Source Codes > org > objectweb > proactive > examples > readers > AppletReader


1 /*
2 * ################################################################
3 *
4 * ProActive: The Java(TM) library for Parallel, Distributed,
5 * Concurrent computing with Security and Mobility
6 *
7 * Copyright (C) 1997-2002 INRIA/University of Nice-Sophia Antipolis
8 * Contact: proactive-support@inria.fr
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
23 * USA
24 *
25 * Initial developer(s): The ProActive Team
26 * http://www.inria.fr/oasis/ProActive/contacts.html
27 * Contributor(s):
28 *
29 * ################################################################
30 */
31 package org.objectweb.proactive.examples.readers;
32
33 import org.objectweb.proactive.core.config.ProActiveConfiguration;
34
35 public class AppletReader extends org.objectweb.proactive.examples.StandardFrame {
36
37   public ReadCanvas readerPanel;
38   private ReaderDisplay display;
39   private javax.swing.JComboBox JavaDoc policy;
40
41
42   public AppletReader(String JavaDoc name, int width, int height) {
43     super(name, width, height);
44   }
45
46
47   public static void main(String JavaDoc arg[]) {
48     ProActiveConfiguration.load();
49     new AppletReader("Reader/Writer", 350, 300);
50   }
51
52
53   public void start() {
54     receiveMessage("Creating active objects");
55     try {
56       display = new ReaderDisplay(this);
57       display = (ReaderDisplay)org.objectweb.proactive.ProActive.turnActive(display);
58       receiveMessage("Running...");
59     } catch (Exception JavaDoc e) {
60       e.printStackTrace();
61     }
62   }
63   
64   //
65 // -- PROTECTED METHODS -----------------------------------------------
66 //
67
68   protected javax.swing.JPanel JavaDoc createRootPanel() {
69     javax.swing.JPanel JavaDoc panel = new javax.swing.JPanel JavaDoc(new java.awt.BorderLayout JavaDoc());
70     readerPanel = new ReadCanvas();
71     panel.add(readerPanel, java.awt.BorderLayout.CENTER);
72              
73     // Controls
74 javax.swing.JPanel JavaDoc pControls = new javax.swing.JPanel JavaDoc(new java.awt.BorderLayout JavaDoc());
75     pControls.add(new javax.swing.JLabel JavaDoc("Synchronization Policy"), java.awt.BorderLayout.WEST);
76     policy = new javax.swing.JComboBox JavaDoc(new String JavaDoc[]{"Even Policy","Priority to Writers","Priority to Readers"});
77     policy.addActionListener(new java.awt.event.ActionListener JavaDoc() {
78
79       public void actionPerformed(java.awt.event.ActionEvent JavaDoc e) {
80         display.setPolicy(policy.getSelectedIndex());
81       }
82     });
83     pControls.add(policy, java.awt.BorderLayout.CENTER);
84
85     panel.add(pControls, java.awt.BorderLayout.SOUTH);
86     return panel;
87   }
88 }
89
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