001 /******************************************************************************
002 * Copyright (C) MActor Developers. All rights reserved. *
003 * ---------------------------------------------------------------------------*
004 * This file is part of MActor. *
005 * *
006 * MActor is free software; you can redistribute it and/or modify *
007 * it under the terms of the GNU General Public License as published by *
008 * the Free Software Foundation; either version 2 of the License, or *
009 * (at your option) any later version. *
010 * *
011 * MActor is distributed in the hope that it will be useful, *
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
014 * GNU General Public License for more details. *
015 * *
016 * You should have received a copy of the GNU General Public License *
017 * along with MActor; if not, write to the Free Software *
018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
019 ******************************************************************************/
020 package org.mactor.ui.gui.project.editors;
021
022 import java.awt.Component;
023
024 import javax.swing.JComboBox;
025
026 import org.mactor.framework.MactorException;
027 import org.mactor.framework.spec.MessageBrokersConfig;
028 import org.mactor.framework.spec.ProjectContext;
029 import org.mactor.framework.spec.MessageBrokersConfig.MessageBrokerConfig;
030
031 public class MessageBrokerChannelsComboBox extends JComboBox {
032 public MessageBrokerChannelsComboBox() {
033 addItem(null);
034 setAlignmentX(Component.LEFT_ALIGNMENT);
035 load();
036 }
037 public void load() {
038 MessageBrokersConfig mbc = null;
039 try {
040 mbc = ProjectContext.getGlobalInstance().loadMessageBrokersConfig();
041 } catch (MactorException me) {
042 }
043 removeAllItems();
044 addItem(null);
045 if (mbc == null)
046 return;
047 for (MessageBrokerConfig mb : mbc.getMessageBrokers()) {
048 for (MessageBrokerConfig.ChannelConfig c : mb.getChannels().values()) {
049 addItem(c.getName());
050 }
051 }
052 }
053 public String getSelectedChannel() {
054 Object item = getSelectedItem();
055 if (item == null)
056 return "";
057 return (String) item;
058 }
059 public void setSelectedChannel(String channel) {
060 int count = getItemCount();
061 if (channel == null || channel.trim().length() == 0) {
062 setSelectedIndex(0);
063 return;
064 }
065 for (int i = 1; i < count; i++) {
066 String item = (String) getItemAt(i);
067 if (item.equals(channel)) {
068 setSelectedIndex(i);
069 return;
070 }
071 }
072 setSelectedIndex(0);
073 }
074 }