view/classic/ChannelsPane.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2011 Grigor Iliev <grigor@grigoriliev.com>
 *
 *   This file is part of JSampler.
 *
 *   JSampler is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2
 *   as published by the Free Software Foundation.
 *
 *   JSampler is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with JSampler; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *   MA  02111-1307  USA
 */

package org.jsampler.view.classic;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Rectangle;

import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import java.util.Vector;

import javax.swing.BorderFactory;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.ListSelectionModel;

import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

import net.sf.juife.swing.ComponentList;
import net.sf.juife.swing.ComponentListModel;
import net.sf.juife.swing.DefaultComponentListModel;

import org.jsampler.CC;
import org.jsampler.SamplerChannelModel;

import org.jsampler.view.JSChannelsPane;
import org.jsampler.view.swing.SHF;
import org.jsampler.view.swing.SwingChannelsPane;

import static org.jsampler.view.classic.A4n.a4n;
import static org.jsampler.view.classic.ClassicI18n.i18n;


/**
 *
 * @author Grigor Iliev
 */
public class ChannelsPane extends SwingChannelsPane<Channel> implements ListSelectionListener {
        private final ComponentList chnList = new ComponentList();
        private final DefaultComponentListModel listModel = new DefaultComponentListModel();
        
        private final JScrollPane scrollPane;
                
        /**
         * Creates a new instance of <code>ChannelsPane</code> with
         * the specified <code>title</code>.
         * @param title The title of this <code>ChannelsPane</code>
         */
        public
        ChannelsPane(String title) {
                super(title);
                
                setLayout(new BorderLayout());
                
                chnList.setOpaque(false);
                //chnList.setLayoutOrientation(JList.HORIZONTAL_WRAP);
                chnList.setModel(listModel);
                chnList.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
                chnList.addListSelectionListener(this);
                chnList.addMouseListener(new ContextMenu());
                //chnList.setDragEnabled(true);
                
                scrollPane = new JScrollPane(chnList);
                scrollPane.setBorder(BorderFactory.createEmptyBorder());
                add(scrollPane);
                
                setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
                
        }
        
        @Override
        public void
        setSelectedChannel(Channel channel) {
                chnList.setSelectedComponent(channel, true);
        }
        
        /**
         * Adds new channel to this channels pane.
         * @param channelModel The sampler channel model to be used by the new channel.
         */
        @Override
        public void
        addChannel(SamplerChannelModel channelModel) {
                Channel channel = new Channel(channelModel);
                listModel.add(channel);
                if(channel.getChannelInfo().getEngine() == null) channel.expandChannel();
                chnList.setSelectedComponent(channel, true);
                scrollToBottom();
                
                firePropertyChange("channelAdded", null, channelModel);
        }
        
        /**
         * Adds the specified channels to this channels pane.
         * @param chns The channels to be added.
         */
        @Override
        public void
        addChannels(Channel[] chns) {
                if(chns == null || chns.length == 0) return;
                
                for(Channel c : chns) listModel.add(c);
                chnList.setSelectionInterval (
                        listModel.getSize() - chns.length, listModel.getSize() - 1
                );
                
                chnList.ensureIndexIsVisible(listModel.getSize() - 1);
                
                firePropertyChange("channelsAdded", null, chns);
        }
                
        /**
         * Removes the specified channel from this channels pane.
         * This method is invoked when a sampler channel is removed in the back-end.
         * @param chn The channel to be removed from this channels pane.
         */
        @Override
        public void
        removeChannel(Channel chn) {
                listModel.remove(chn);
                
                firePropertyChange("channelRemoved", null, chn);
        }
        
        /**
         * Gets the first channel in this channels pane.
         * @return The first channel in this channels pane or <code>null</code> if 
         * the channels pane is empty.
         */
        @Override
        public Channel
        getFirstChannel() { return listModel.size() == 0 ? null : (Channel)listModel.get(0); }
        
        /**
         * Gets the last channel in this channels pane.
         * @return The last channel in this channels pane or <code>null</code> if 
         * the channels pane is empty.
         */
        @Override
        public Channel
        getLastChannel() {
                return listModel.size() == 0 ? null : (Channel)listModel.get(listModel.size()-1);
        }
        
        /**
         * Gets the channel at the specified index.
         * @return The channel at the specified index.
         * @throws ArrayIndexOutOfBoundsException If the index is out of range.
         */
        @Override
        public Channel
        getChannel(int idx) { return (Channel)listModel.get(idx); }
        
        /**
         * Gets an array with all channels in this channels pane.
         * @return An array with all channels in this channels pane.
         */
        @Override
        public Channel[]
        getChannels() {
                Channel[] chns = new Channel[listModel.size()];
                for(int i = 0; i < listModel.size(); i++) chns[i] = (Channel)listModel.get(i);
                return chns;
        }
        
        /**
         * Gets the number of channels in this channels pane.
         * @return The number of channels in this channels pane.
         */
        @Override
        public int
        getChannelCount() { return listModel.size(); }
        
        /**
         * Determines whether there is at least one selected channel.
         * @return <code>true</code> if there is at least one selected channel,
         * <code>false</code> otherwise.
         */
        @Override
        public boolean
        hasSelectedChannel() { return !chnList.isSelectionEmpty(); }
        
        /**
         * Gets the number of the selected channels.
         * @return The number of the selected channels.
         */
        @Override
        public int
        getSelectedChannelCount() { return chnList.getSelectedIndices().length; }
        
        /**
         * Gets an array with all selected channels.
         * The channels are sorted in increasing index order.
         * @return The selected channels or an empty array if nothing is selected.
         */
        @Override
        public Channel[]
        getSelectedChannels() {
                Component[] cS = chnList.getSelectedComponents();
                Channel[] chns = new Channel[cS.length];
                for(int i = 0; i < cS.length; i++) chns[i] = (Channel)cS[i];
                return chns;
        }
        
        /**
         * Removes all selected channels in this channels pane.
         * Notice that this method does not remove any channels in the back-end.
         * It is invoked after the channels are already removed in the back-end.
         * @return The number of removed channels.
         */
        @Override
        public int 
        removeSelectedChannels() {
                int[] l = chnList.getSelectedIndices();
                ComponentListModel model = chnList.getModel();
                
                for(;;) {
                        int i = chnList.getMinSelectionIndex();
                        if(i == -1) break;
                        model.remove(i);
                }
                
                firePropertyChange("channelsRemoved", null, null);
                
                return l.length;
        }
        
        /** Selects all channels. */
        @Override
        public void
        selectAll() { chnList.selectAll(); }
        
        /** Deselects all selected channels. */
        @Override
        public void
        clearSelection() { chnList.clearSelection(); }
        
        /**
         * Registers the specified listener for receiving list selection events.
         * @param listener The <code>ListSelectionListener</code> to register.
         */
        @Override
        public void
        addListSelectionListener(org.jsampler.event.ListSelectionListener listener) {
                listenerList.add(org.jsampler.event.ListSelectionListener.class, listener);
        }
        
        /**
         * Removes the specified listener.
         * @param listener The <code>ListSelectionListener</code> to remove.
         */
        @Override
        public void
        removeListSelectionListener(org.jsampler.event.ListSelectionListener listener) {
                listenerList.remove(org.jsampler.event.ListSelectionListener.class, listener);
        }
        
        /**
         * Invoked when the selection has changed.
         * This method implements <code>valueChanged</code>
         * method of the <code>ListSelectionListener</code> interface.
         * @param e A <code>ListSelectionEvent</code>
         * instance providing the event information.
         */
        @Override
        public void
        valueChanged(ListSelectionEvent e) {
                ListSelectionEvent e2 = null;
                Object[] listeners = listenerList.getListenerList();
                
                for(int i = listeners.length - 2; i >= 0; i -= 2) {
                        if(listeners[i] == ListSelectionListener.class) {
                                if(e2 == null) e2 = new ListSelectionEvent (
                                        this,
                                        e.getFirstIndex(),
                                        e.getLastIndex(),
                                        e.getValueIsAdjusting()
                                );
                                ((ListSelectionListener)listeners[i + 1]).valueChanged(e2);
                        }
                }
                        
        }
        
        /**
         * Determines whether the channel list UI should be automatically updated
         * when channel is added/removed. The default value is <code>true</code>.
         * @see updateChannelListUI
         */
        @Override
        public boolean
        getAutoUpdate() { return chnList.getAutoUpdate(); }
        
        /**
         * Determines whether the channel list UI should be automatically updated
         * when channel is added/removed.
         * @see updateChannelListUI
         */
        @Override
        public void
        setAutoUpdate(boolean b) { chnList.setAutoUpdate(b); }
        
        /**
         * Updates the channel list UI.
         * @see setAutoUpdate
         */
        @Override
        public void
        updateChannelListUI() { chnList.updateList(); }
        
                
        @Override
        public void
        moveSelectedChannelsOnTop() {
                Channel[] chns = getSelectedChannels();
                        
                if(chns.length == 0) {
                        CC.getLogger().info("Can't move channel(s) at the beginning");
                        return;
                }
                
                for(int i = chns.length - 1; i >= 0; i--) {
                        listModel.remove(chns[i]);
                        listModel.insert(chns[i], 0);
                }
                
                chnList.setSelectionInterval(0, chns.length - 1);
                chnList.ensureIndexIsVisible(0);
                                
                firePropertyChange("channelsPositionChanged", null, chns);
        }
        
        @Override
        public void
        moveSelectedChannelsUp() {
                Channel[] chns = getSelectedChannels();
                        
                if(chns.length == 0 || chns[0] == getFirstChannel()) {
                        CC.getLogger().info("Can't move channel(s) up");
                        return;
                }
                
                for(int i = 0; i < chns.length; i++) listModel.moveUp(chns[i]);
                
                int[] si = chnList.getSelectedIndices();
                
                for(int i = 0; i < si.length; i++) si[i] -= 1;
                
                chnList.setSelectedIndices(si);
                chnList.ensureIndexIsVisible(si[0]);
                                
                firePropertyChange("channelsPositionChanged", null, chns);
        }
        
        @Override
        public void
        moveSelectedChannelsDown() {
                Channel[] chns = getSelectedChannels();
                        
                if(chns.length == 0 || chns[chns.length - 1] == getLastChannel()) {
                        CC.getLogger().info("Can't move channel(s) down");
                        return;
                }
                
                for(int i = chns.length - 1; i >= 0; i--) listModel.moveDown(chns[i]);
                
                int[] si = chnList.getSelectedIndices();
                for(int i = 0; i < si.length; i++) si[i] += 1;
                chnList.setSelectedIndices(si);
                chnList.ensureIndexIsVisible(si[si.length - 1]);
                                
                firePropertyChange("channelsPositionChanged", null, chns);
        }
        
        @Override
        public void
        moveSelectedChannelsAtBottom() {
                Channel[] chns = getSelectedChannels();
                        
                if(chns.length == 0) {
                        CC.getLogger().info("Can't move channel(s) at the end");
                        return;
                }
                
                for(int i =  0; i < chns.length; i++) {
                        listModel.remove(chns[i]);
                        listModel.add(chns[i]);
                }
                
                chnList.setSelectionInterval (
                        listModel.getSize() - chns.length, listModel.getSize() - 1
                );
                chnList.ensureIndexIsVisible(listModel.getSize() - 1);
                                
                firePropertyChange("channelsPositionChanged", null, chns);
        }
        
        private void
        scrollToBottom() {
                int h = scrollPane.getViewport().getView().getHeight();
                scrollPane.getViewport().scrollRectToVisible(new Rectangle(0, h - 2, 1, 1));
        }
        
        class ContextMenu extends MouseAdapter {
                private final JPopupMenu cmenu = new JPopupMenu();
                private final JMenu submenu = new JMenu(i18n.getMenuLabel("channels.MoveToTab"));
                
                ContextMenu() {
                        JMenuItem mi = new JMenuItem(a4n.moveChannelsOnTop);
                        mi.setIcon(null);
                        cmenu.add(mi);
                        
                        mi = new JMenuItem(a4n.moveChannelsUp);
                        mi.setIcon(null);
                        cmenu.add(mi);
                        
                        mi = new JMenuItem(a4n.moveChannelsDown);
                        mi.setIcon(null);
                        cmenu.add(mi);
                        
                        mi = new JMenuItem(a4n.moveChannelsAtBottom);
                        mi.setIcon(null);
                        cmenu.add(mi);
                        
                        cmenu.add(submenu);
                        
                        cmenu.addSeparator();
                        
                        mi = new JMenuItem(a4n.removeChannels);
                        mi.setIcon(null);
                        cmenu.add(mi);
                }
                
                @Override
                public void
                mousePressed(MouseEvent e) {
                        if(e.isPopupTrigger()) show(e);
                }
        
                @Override
                public void
                mouseReleased(MouseEvent e) {
                        if(e.isPopupTrigger()) show(e);
                }
        
                void
                show(MouseEvent e) {
                        /*int idx = chnList.locationToIndex(e.getPoint());
                        if(!chnList.isSelectedIndex(idx)) chnList.setSelectedIndex(idx);
                        
                        if(idx != -1 && CC.getMainFrame().getChannelsPaneCount() > 1) {
                                updateMenu();
                                submenu.setEnabled(true);
                        } else submenu.setEnabled(false);
                        
                        cmenu.show(e.getComponent(), e.getX(), e.getY());*/
                }
                
                private void
                updateMenu() {
                        submenu.removeAll();
                        Vector<SwingChannelsPane> v = SHF.getMainFrame().getChannelsPaneList();
                        for(SwingChannelsPane p : v) 
                                if(p != CC.getMainFrame().getSelectedChannelsPane())
                                        submenu.add(new JMenuItem(new A4n.MoveChannelsTo(p)));
                }
        }
        
        @Override
        public void
        processChannelSelection(Channel c, boolean controlDown, boolean shiftDown) {
                
        }
}
1	iliev	787	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4	iliev	2200	* Copyright (C) 2005-2011 Grigor Iliev <grigor@grigoriliev.com>
5	iliev	787	*
6			* This file is part of JSampler.
7			*
8			* JSampler is free software; you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License version 2
10			* as published by the Free Software Foundation.
11			*
12			* JSampler 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 JSampler; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20			* MA 02111-1307 USA
21			*/
22
23			package org.jsampler.view.classic;
24
25			import java.awt.BorderLayout;
26			import java.awt.Component;
27	iliev	1318	import java.awt.Rectangle;
28	iliev	787
29			import java.awt.event.MouseAdapter;
30			import java.awt.event.MouseEvent;
31
32			import java.util.Vector;
33
34			import javax.swing.BorderFactory;
35			import javax.swing.JMenu;
36			import javax.swing.JMenuItem;
37			import javax.swing.JPopupMenu;
38			import javax.swing.JScrollPane;
39			import javax.swing.ListSelectionModel;
40
41			import javax.swing.event.ListSelectionEvent;
42			import javax.swing.event.ListSelectionListener;
43
44	iliev	2288	import net.sf.juife.swing.ComponentList;
45			import net.sf.juife.swing.ComponentListModel;
46			import net.sf.juife.swing.DefaultComponentListModel;
47	iliev	911
48	iliev	787	import org.jsampler.CC;
49			import org.jsampler.SamplerChannelModel;
50
51			import org.jsampler.view.JSChannelsPane;
52	iliev	2288	import org.jsampler.view.swing.SHF;
53			import org.jsampler.view.swing.SwingChannelsPane;
54	iliev	787
55	iliev	1818	import static org.jsampler.view.classic.A4n.a4n;
56	iliev	787	import static org.jsampler.view.classic.ClassicI18n.i18n;
57
58
59			/**
60			*
61			* @author Grigor Iliev
62			*/
63	iliev	2288	public class ChannelsPane extends SwingChannelsPane<Channel> implements ListSelectionListener {
64	iliev	787	private final ComponentList chnList = new ComponentList();
65			private final DefaultComponentListModel listModel = new DefaultComponentListModel();
66	iliev	1318
67			private final JScrollPane scrollPane;
68	iliev	787
69	iliev	911	/**
70			* Creates a new instance of <code>ChannelsPane</code> with
71			* the specified <code>title</code>.
72			* @param title The title of this <code>ChannelsPane</code>
73			*/
74	iliev	787	public
75			ChannelsPane(String title) {
76			super(title);
77
78			setLayout(new BorderLayout());
79
80			chnList.setOpaque(false);
81			//chnList.setLayoutOrientation(JList.HORIZONTAL_WRAP);
82			chnList.setModel(listModel);
83			chnList.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
84			chnList.addListSelectionListener(this);
85			chnList.addMouseListener(new ContextMenu());
86			//chnList.setDragEnabled(true);
87
88	iliev	1318	scrollPane = new JScrollPane(chnList);
89			scrollPane.setBorder(BorderFactory.createEmptyBorder());
90			add(scrollPane);
91	iliev	787
92			setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
93
94			}
95
96	iliev	1818	@Override
97	iliev	1776	public void
98	iliev	2288	setSelectedChannel(Channel channel) {
99	iliev	1776	chnList.setSelectedComponent(channel, true);
100			}
101
102	iliev	787	/**
103			* Adds new channel to this channels pane.
104			* @param channelModel The sampler channel model to be used by the new channel.
105			*/
106	iliev	1818	@Override
107	iliev	787	public void
108			addChannel(SamplerChannelModel channelModel) {
109			Channel channel = new Channel(channelModel);
110			listModel.add(channel);
111			if(channel.getChannelInfo().getEngine() == null) channel.expandChannel();
112			chnList.setSelectedComponent(channel, true);
113	iliev	1318	scrollToBottom();
114	iliev	2200
115			firePropertyChange("channelAdded", null, channelModel);
116	iliev	787	}
117
118			/**
119			* Adds the specified channels to this channels pane.
120			* @param chns The channels to be added.
121			*/
122	iliev	1818	@Override
123	iliev	911	public void
124	iliev	2288	addChannels(Channel[] chns) {
125	iliev	911	if(chns == null \|\| chns.length == 0) return;
126
127	iliev	2288	for(Channel c : chns) listModel.add(c);
128	iliev	787	chnList.setSelectionInterval (
129			listModel.getSize() - chns.length, listModel.getSize() - 1
130			);
131
132			chnList.ensureIndexIsVisible(listModel.getSize() - 1);
133	iliev	2200
134			firePropertyChange("channelsAdded", null, chns);
135	iliev	787	}
136
137			/**
138			* Removes the specified channel from this channels pane.
139			* This method is invoked when a sampler channel is removed in the back-end.
140			* @param chn The channel to be removed from this channels pane.
141			*/
142	iliev	1818	@Override
143	iliev	787	public void
144	iliev	2288	removeChannel(Channel chn) {
145	iliev	2200	listModel.remove(chn);
146
147			firePropertyChange("channelRemoved", null, chn);
148			}
149	iliev	787
150			/**
151			* Gets the first channel in this channels pane.
152			* @return The first channel in this channels pane or <code>null</code> if
153			* the channels pane is empty.
154			*/
155	iliev	1818	@Override
156	iliev	2288	public Channel
157			getFirstChannel() { return listModel.size() == 0 ? null : (Channel)listModel.get(0); }
158	iliev	787
159			/**
160			* Gets the last channel in this channels pane.
161			* @return The last channel in this channels pane or <code>null</code> if
162			* the channels pane is empty.
163			*/
164	iliev	1818	@Override
165	iliev	2288	public Channel
166	iliev	787	getLastChannel() {
167	iliev	2288	return listModel.size() == 0 ? null : (Channel)listModel.get(listModel.size()-1);
168	iliev	787	}
169
170			/**
171			* Gets the channel at the specified index.
172			* @return The channel at the specified index.
173			* @throws ArrayIndexOutOfBoundsException If the index is out of range.
174			*/
175	iliev	1818	@Override
176	iliev	2288	public Channel
177			getChannel(int idx) { return (Channel)listModel.get(idx); }
178	iliev	787
179			/**
180			* Gets an array with all channels in this channels pane.
181			* @return An array with all channels in this channels pane.
182			*/
183	iliev	1818	@Override
184	iliev	2288	public Channel[]
185	iliev	787	getChannels() {
186	iliev	2288	Channel[] chns = new Channel[listModel.size()];
187			for(int i = 0; i < listModel.size(); i++) chns[i] = (Channel)listModel.get(i);
188	iliev	787	return chns;
189			}
190
191			/**
192			* Gets the number of channels in this channels pane.
193			* @return The number of channels in this channels pane.
194			*/
195	iliev	1818	@Override
196	iliev	787	public int
197			getChannelCount() { return listModel.size(); }
198
199			/**
200			* Determines whether there is at least one selected channel.
201			* @return <code>true</code> if there is at least one selected channel,
202			* <code>false</code> otherwise.
203			*/
204	iliev	1818	@Override
205	iliev	787	public boolean
206			hasSelectedChannel() { return !chnList.isSelectionEmpty(); }
207
208			/**
209			* Gets the number of the selected channels.
210			* @return The number of the selected channels.
211			*/
212	iliev	1818	@Override
213	iliev	787	public int
214			getSelectedChannelCount() { return chnList.getSelectedIndices().length; }
215
216			/**
217			* Gets an array with all selected channels.
218			* The channels are sorted in increasing index order.
219			* @return The selected channels or an empty array if nothing is selected.
220			*/
221	iliev	1818	@Override
222	iliev	2288	public Channel[]
223	iliev	787	getSelectedChannels() {
224			Component[] cS = chnList.getSelectedComponents();
225	iliev	2288	Channel[] chns = new Channel[cS.length];
226			for(int i = 0; i < cS.length; i++) chns[i] = (Channel)cS[i];
227	iliev	787	return chns;
228			}
229
230			/**
231			* Removes all selected channels in this channels pane.
232			* Notice that this method does not remove any channels in the back-end.
233			* It is invoked after the channels are already removed in the back-end.
234			* @return The number of removed channels.
235			*/
236	iliev	1818	@Override
237	iliev	787	public int
238			removeSelectedChannels() {
239			int[] l = chnList.getSelectedIndices();
240			ComponentListModel model = chnList.getModel();
241
242			for(;;) {
243			int i = chnList.getMinSelectionIndex();
244			if(i == -1) break;
245			model.remove(i);
246			}
247
248	iliev	2200	firePropertyChange("channelsRemoved", null, null);
249
250	iliev	787	return l.length;
251			}
252
253			/** Selects all channels. */
254	iliev	1818	@Override
255	iliev	787	public void
256	iliev	1818	selectAll() { chnList.selectAll(); }
257	iliev	787
258			/** Deselects all selected channels. */
259	iliev	1818	@Override
260	iliev	787	public void
261	iliev	1818	clearSelection() { chnList.clearSelection(); }
262	iliev	787
263			/**
264			* Registers the specified listener for receiving list selection events.
265			* @param listener The <code>ListSelectionListener</code> to register.
266			*/
267	iliev	1818	@Override
268	iliev	787	public void
269	iliev	2288	addListSelectionListener(org.jsampler.event.ListSelectionListener listener) {
270			listenerList.add(org.jsampler.event.ListSelectionListener.class, listener);
271	iliev	787	}
272
273			/**
274			* Removes the specified listener.
275			* @param listener The <code>ListSelectionListener</code> to remove.
276			*/
277	iliev	1818	@Override
278	iliev	787	public void
279	iliev	2288	removeListSelectionListener(org.jsampler.event.ListSelectionListener listener) {
280			listenerList.remove(org.jsampler.event.ListSelectionListener.class, listener);
281	iliev	787	}
282
283			/**
284			* Invoked when the selection has changed.
285			* This method implements <code>valueChanged</code>
286			* method of the <code>ListSelectionListener</code> interface.
287			* @param e A <code>ListSelectionEvent</code>
288			* instance providing the event information.
289			*/
290	iliev	1818	@Override
291	iliev	787	public void
292			valueChanged(ListSelectionEvent e) {
293			ListSelectionEvent e2 = null;
294			Object[] listeners = listenerList.getListenerList();
295
296			for(int i = listeners.length - 2; i >= 0; i -= 2) {
297			if(listeners[i] == ListSelectionListener.class) {
298			if(e2 == null) e2 = new ListSelectionEvent (
299			this,
300			e.getFirstIndex(),
301			e.getLastIndex(),
302			e.getValueIsAdjusting()
303			);
304			((ListSelectionListener)listeners[i + 1]).valueChanged(e2);
305			}
306			}
307
308			}
309
310	iliev	1734	/**
311			* Determines whether the channel list UI should be automatically updated
312			* when channel is added/removed. The default value is <code>true</code>.
313			* @see updateChannelListUI
314			*/
315	iliev	1818	@Override
316	iliev	1734	public boolean
317			getAutoUpdate() { return chnList.getAutoUpdate(); }
318
319			/**
320			* Determines whether the channel list UI should be automatically updated
321			* when channel is added/removed.
322			* @see updateChannelListUI
323			*/
324	iliev	1818	@Override
325	iliev	1734	public void
326			setAutoUpdate(boolean b) { chnList.setAutoUpdate(b); }
327
328			/**
329			* Updates the channel list UI.
330			* @see setAutoUpdate
331			*/
332	iliev	1818	@Override
333	iliev	1734	public void
334			updateChannelListUI() { chnList.updateList(); }
335
336	iliev	787
337	iliev	1818	@Override
338	iliev	787	public void
339			moveSelectedChannelsOnTop() {
340	iliev	2288	Channel[] chns = getSelectedChannels();
341	iliev	787
342			if(chns.length == 0) {
343			CC.getLogger().info("Can't move channel(s) at the beginning");
344			return;
345			}
346
347			for(int i = chns.length - 1; i >= 0; i--) {
348			listModel.remove(chns[i]);
349			listModel.insert(chns[i], 0);
350			}
351
352			chnList.setSelectionInterval(0, chns.length - 1);
353			chnList.ensureIndexIsVisible(0);
354	iliev	2200
355			firePropertyChange("channelsPositionChanged", null, chns);
356	iliev	787	}
357
358	iliev	1818	@Override
359	iliev	787	public void
360			moveSelectedChannelsUp() {
361	iliev	2288	Channel[] chns = getSelectedChannels();
362	iliev	787
363			if(chns.length == 0 \|\| chns[0] == getFirstChannel()) {
364			CC.getLogger().info("Can't move channel(s) up");
365			return;
366			}
367
368			for(int i = 0; i < chns.length; i++) listModel.moveUp(chns[i]);
369
370			int[] si = chnList.getSelectedIndices();
371
372			for(int i = 0; i < si.length; i++) si[i] -= 1;
373
374			chnList.setSelectedIndices(si);
375			chnList.ensureIndexIsVisible(si[0]);
376	iliev	2200
377			firePropertyChange("channelsPositionChanged", null, chns);
378	iliev	787	}
379
380	iliev	1818	@Override
381	iliev	787	public void
382			moveSelectedChannelsDown() {
383	iliev	2288	Channel[] chns = getSelectedChannels();
384	iliev	787
385			if(chns.length == 0 \|\| chns[chns.length - 1] == getLastChannel()) {
386			CC.getLogger().info("Can't move channel(s) down");
387			return;
388			}
389
390			for(int i = chns.length - 1; i >= 0; i--) listModel.moveDown(chns[i]);
391
392			int[] si = chnList.getSelectedIndices();
393			for(int i = 0; i < si.length; i++) si[i] += 1;
394			chnList.setSelectedIndices(si);
395			chnList.ensureIndexIsVisible(si[si.length - 1]);
396	iliev	2200
397			firePropertyChange("channelsPositionChanged", null, chns);
398	iliev	787	}
399
400	iliev	1818	@Override
401	iliev	787	public void
402			moveSelectedChannelsAtBottom() {
403	iliev	2288	Channel[] chns = getSelectedChannels();
404	iliev	787
405			if(chns.length == 0) {
406			CC.getLogger().info("Can't move channel(s) at the end");
407			return;
408			}
409
410			for(int i = 0; i < chns.length; i++) {
411			listModel.remove(chns[i]);
412			listModel.add(chns[i]);
413			}
414
415			chnList.setSelectionInterval (
416			listModel.getSize() - chns.length, listModel.getSize() - 1
417			);
418			chnList.ensureIndexIsVisible(listModel.getSize() - 1);
419	iliev	2200
420			firePropertyChange("channelsPositionChanged", null, chns);
421	iliev	787	}
422
423	iliev	1318	private void
424			scrollToBottom() {
425			int h = scrollPane.getViewport().getView().getHeight();
426			scrollPane.getViewport().scrollRectToVisible(new Rectangle(0, h - 2, 1, 1));
427			}
428
429	iliev	787	class ContextMenu extends MouseAdapter {
430			private final JPopupMenu cmenu = new JPopupMenu();
431			private final JMenu submenu = new JMenu(i18n.getMenuLabel("channels.MoveToTab"));
432
433			ContextMenu() {
434	iliev	1818	JMenuItem mi = new JMenuItem(a4n.moveChannelsOnTop);
435	iliev	787	mi.setIcon(null);
436			cmenu.add(mi);
437
438	iliev	1818	mi = new JMenuItem(a4n.moveChannelsUp);
439	iliev	787	mi.setIcon(null);
440			cmenu.add(mi);
441
442	iliev	1818	mi = new JMenuItem(a4n.moveChannelsDown);
443	iliev	787	mi.setIcon(null);
444			cmenu.add(mi);
445
446	iliev	1818	mi = new JMenuItem(a4n.moveChannelsAtBottom);
447	iliev	787	mi.setIcon(null);
448			cmenu.add(mi);
449
450			cmenu.add(submenu);
451
452			cmenu.addSeparator();
453
454	iliev	1818	mi = new JMenuItem(a4n.removeChannels);
455	iliev	787	mi.setIcon(null);
456			cmenu.add(mi);
457			}
458
459	iliev	1818	@Override
460	iliev	787	public void
461			mousePressed(MouseEvent e) {
462			if(e.isPopupTrigger()) show(e);
463			}
464
465	iliev	1818	@Override
466	iliev	787	public void
467			mouseReleased(MouseEvent e) {
468			if(e.isPopupTrigger()) show(e);
469			}
470
471			void
472			show(MouseEvent e) {
473			/*int idx = chnList.locationToIndex(e.getPoint());
474			if(!chnList.isSelectedIndex(idx)) chnList.setSelectedIndex(idx);
475
476			if(idx != -1 && CC.getMainFrame().getChannelsPaneCount() > 1) {
477			updateMenu();
478			submenu.setEnabled(true);
479			} else submenu.setEnabled(false);
480
481			cmenu.show(e.getComponent(), e.getX(), e.getY());*/
482			}
483
484			private void
485			updateMenu() {
486			submenu.removeAll();
487	iliev	2288	Vector<SwingChannelsPane> v = SHF.getMainFrame().getChannelsPaneList();
488			for(SwingChannelsPane p : v)
489	iliev	787	if(p != CC.getMainFrame().getSelectedChannelsPane())
490			submenu.add(new JMenuItem(new A4n.MoveChannelsTo(p)));
491			}
492			}
493	iliev	1818
494	iliev	2200	@Override
495	iliev	1818	public void
496	iliev	2288	processChannelSelection(Channel c, boolean controlDown, boolean shiftDown) {
497	iliev	1818
498			}
499	iliev	787	}