view/classic/ChannelsPane.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2008 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.ComponentList;
import net.sf.juife.ComponentListModel;
import net.sf.juife.DefaultComponentListModel;

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

import org.jsampler.view.JSChannel;
import org.jsampler.view.JSChannelsPane;

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


/**
 *
 * @author Grigor Iliev
 */
public class ChannelsPane extends JSChannelsPane 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(JSChannel 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();
        }
        
        /**
         * Adds the specified channels to this channels pane.
         * @param chns The channels to be added.
         */
        @Override
        public void
        addChannels(JSChannel[] chns) {
                if(chns == null || chns.length == 0) return;
                
                for(JSChannel c : chns) listModel.add(c);
                chnList.setSelectionInterval (
                        listModel.getSize() - chns.length, listModel.getSize() - 1
                );
                
                chnList.ensureIndexIsVisible(listModel.getSize() - 1);
        }
                
        /**
         * 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(JSChannel chn) { listModel.remove(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 JSChannel
        getFirstChannel() { return listModel.size() == 0 ? null : (JSChannel)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 JSChannel
        getLastChannel() {
                return listModel.size() == 0 ? null : (JSChannel)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 JSChannel
        getChannel(int idx) { return (JSChannel)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 JSChannel[]
        getChannels() {
                JSChannel[] chns = new JSChannel[listModel.size()];
                for(int i = 0; i < listModel.size(); i++) chns[i] = (JSChannel)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 JSChannel[]
        getSelectedChannels() {
                Component[] cS = chnList.getSelectedComponents();
                JSChannel[] chns = new JSChannel[cS.length];
                for(int i = 0; i < cS.length; i++) chns[i] = (JSChannel)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);
                }
                
                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(ListSelectionListener listener) {
                listenerList.add(ListSelectionListener.class, listener);
        }
        
        /**
         * Removes the specified listener.
         * @param listener The <code>ListSelectionListener</code> to remove.
         */
        @Override
        public void
        removeListSelectionListener(ListSelectionListener listener) {
                listenerList.remove(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() {
                JSChannel[] 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);
        }
        
        @Override
        public void
        moveSelectedChannelsUp() {
                JSChannel[] 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]);
        }
        
        @Override
        public void
        moveSelectedChannelsDown() {
                JSChannel[] 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]);
        }
        
        @Override
        public void
        moveSelectedChannelsAtBottom() {
                JSChannel[] 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);
        }
        
        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<JSChannelsPane> v = CC.getMainFrame().getChannelsPaneList();
                        for(JSChannelsPane p : v) 
                                if(p != CC.getMainFrame().getSelectedChannelsPane())
                                        submenu.add(new JMenuItem(new A4n.MoveChannelsTo(p)));
                }
        }
        
        public void
        processChannelSelection(JSChannel c, boolean controlDown, boolean shiftDown) {
                
        }
}
1	iliev	787	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4	iliev	1818	* Copyright (C) 2005-2008 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	911	import net.sf.juife.ComponentList;
45			import net.sf.juife.ComponentListModel;
46			import net.sf.juife.DefaultComponentListModel;
47
48	iliev	787	import org.jsampler.CC;
49			import org.jsampler.SamplerChannelModel;
50
51			import org.jsampler.view.JSChannel;
52			import org.jsampler.view.JSChannelsPane;
53
54	iliev	1818	import static org.jsampler.view.classic.A4n.a4n;
55	iliev	787	import static org.jsampler.view.classic.ClassicI18n.i18n;
56
57
58			/**
59			*
60			* @author Grigor Iliev
61			*/
62			public class ChannelsPane extends JSChannelsPane implements ListSelectionListener {
63			private final ComponentList chnList = new ComponentList();
64			private final DefaultComponentListModel listModel = new DefaultComponentListModel();
65	iliev	1318
66			private final JScrollPane scrollPane;
67	iliev	787
68	iliev	911	/**
69			* Creates a new instance of <code>ChannelsPane</code> with
70			* the specified <code>title</code>.
71			* @param title The title of this <code>ChannelsPane</code>
72			*/
73	iliev	787	public
74			ChannelsPane(String title) {
75			super(title);
76
77			setLayout(new BorderLayout());
78
79			chnList.setOpaque(false);
80			//chnList.setLayoutOrientation(JList.HORIZONTAL_WRAP);
81			chnList.setModel(listModel);
82			chnList.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
83			chnList.addListSelectionListener(this);
84			chnList.addMouseListener(new ContextMenu());
85			//chnList.setDragEnabled(true);
86
87	iliev	1318	scrollPane = new JScrollPane(chnList);
88			scrollPane.setBorder(BorderFactory.createEmptyBorder());
89			add(scrollPane);
90	iliev	787
91			setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
92
93			}
94
95	iliev	1818	@Override
96	iliev	1776	public void
97			setSelectedChannel(JSChannel channel) {
98			chnList.setSelectedComponent(channel, true);
99			}
100
101	iliev	787	/**
102			* Adds new channel to this channels pane.
103			* @param channelModel The sampler channel model to be used by the new channel.
104			*/
105	iliev	1818	@Override
106	iliev	787	public void
107			addChannel(SamplerChannelModel channelModel) {
108			Channel channel = new Channel(channelModel);
109			listModel.add(channel);
110			if(channel.getChannelInfo().getEngine() == null) channel.expandChannel();
111			chnList.setSelectedComponent(channel, true);
112	iliev	1318	scrollToBottom();
113	iliev	787	}
114
115			/**
116			* Adds the specified channels to this channels pane.
117			* @param chns The channels to be added.
118			*/
119	iliev	1818	@Override
120	iliev	911	public void
121			addChannels(JSChannel[] chns) {
122			if(chns == null \|\| chns.length == 0) return;
123
124	iliev	787	for(JSChannel c : chns) listModel.add(c);
125			chnList.setSelectionInterval (
126			listModel.getSize() - chns.length, listModel.getSize() - 1
127			);
128
129			chnList.ensureIndexIsVisible(listModel.getSize() - 1);
130			}
131
132			/**
133			* Removes the specified channel from this channels pane.
134			* This method is invoked when a sampler channel is removed in the back-end.
135			* @param chn The channel to be removed from this channels pane.
136			*/
137	iliev	1818	@Override
138	iliev	787	public void
139			removeChannel(JSChannel chn) { listModel.remove(chn); }
140
141			/**
142			* Gets the first channel in this channels pane.
143			* @return The first channel in this channels pane or <code>null</code> if
144			* the channels pane is empty.
145			*/
146	iliev	1818	@Override
147	iliev	787	public JSChannel
148			getFirstChannel() { return listModel.size() == 0 ? null : (JSChannel)listModel.get(0); }
149
150			/**
151			* Gets the last channel in this channels pane.
152			* @return The last channel in this channels pane or <code>null</code> if
153			* the channels pane is empty.
154			*/
155	iliev	1818	@Override
156	iliev	787	public JSChannel
157			getLastChannel() {
158			return listModel.size() == 0 ? null : (JSChannel)listModel.get(listModel.size()-1);
159			}
160
161			/**
162			* Gets the channel at the specified index.
163			* @return The channel at the specified index.
164			* @throws ArrayIndexOutOfBoundsException If the index is out of range.
165			*/
166	iliev	1818	@Override
167	iliev	787	public JSChannel
168			getChannel(int idx) { return (JSChannel)listModel.get(idx); }
169
170			/**
171			* Gets an array with all channels in this channels pane.
172			* @return An array with all channels in this channels pane.
173			*/
174	iliev	1818	@Override
175	iliev	787	public JSChannel[]
176			getChannels() {
177			JSChannel[] chns = new JSChannel[listModel.size()];
178			for(int i = 0; i < listModel.size(); i++) chns[i] = (JSChannel)listModel.get(i);
179			return chns;
180			}
181
182			/**
183			* Gets the number of channels in this channels pane.
184			* @return The number of channels in this channels pane.
185			*/
186	iliev	1818	@Override
187	iliev	787	public int
188			getChannelCount() { return listModel.size(); }
189
190			/**
191			* Determines whether there is at least one selected channel.
192			* @return <code>true</code> if there is at least one selected channel,
193			* <code>false</code> otherwise.
194			*/
195	iliev	1818	@Override
196	iliev	787	public boolean
197			hasSelectedChannel() { return !chnList.isSelectionEmpty(); }
198
199			/**
200			* Gets the number of the selected channels.
201			* @return The number of the selected channels.
202			*/
203	iliev	1818	@Override
204	iliev	787	public int
205			getSelectedChannelCount() { return chnList.getSelectedIndices().length; }
206
207			/**
208			* Gets an array with all selected channels.
209			* The channels are sorted in increasing index order.
210			* @return The selected channels or an empty array if nothing is selected.
211			*/
212	iliev	1818	@Override
213	iliev	787	public JSChannel[]
214			getSelectedChannels() {
215			Component[] cS = chnList.getSelectedComponents();
216			JSChannel[] chns = new JSChannel[cS.length];
217			for(int i = 0; i < cS.length; i++) chns[i] = (JSChannel)cS[i];
218			return chns;
219			}
220
221			/**
222			* Removes all selected channels in this channels pane.
223			* Notice that this method does not remove any channels in the back-end.
224			* It is invoked after the channels are already removed in the back-end.
225			* @return The number of removed channels.
226			*/
227	iliev	1818	@Override
228	iliev	787	public int
229			removeSelectedChannels() {
230			int[] l = chnList.getSelectedIndices();
231			ComponentListModel model = chnList.getModel();
232
233			for(;;) {
234			int i = chnList.getMinSelectionIndex();
235			if(i == -1) break;
236			model.remove(i);
237			}
238
239			return l.length;
240			}
241
242			/** Selects all channels. */
243	iliev	1818	@Override
244	iliev	787	public void
245	iliev	1818	selectAll() { chnList.selectAll(); }
246	iliev	787
247			/** Deselects all selected channels. */
248	iliev	1818	@Override
249	iliev	787	public void
250	iliev	1818	clearSelection() { chnList.clearSelection(); }
251	iliev	787
252			/**
253			* Registers the specified listener for receiving list selection events.
254			* @param listener The <code>ListSelectionListener</code> to register.
255			*/
256	iliev	1818	@Override
257	iliev	787	public void
258			addListSelectionListener(ListSelectionListener listener) {
259			listenerList.add(ListSelectionListener.class, listener);
260			}
261
262			/**
263			* Removes the specified listener.
264			* @param listener The <code>ListSelectionListener</code> to remove.
265			*/
266	iliev	1818	@Override
267	iliev	787	public void
268			removeListSelectionListener(ListSelectionListener listener) {
269			listenerList.remove(ListSelectionListener.class, listener);
270			}
271
272			/**
273			* Invoked when the selection has changed.
274			* This method implements <code>valueChanged</code>
275			* method of the <code>ListSelectionListener</code> interface.
276			* @param e A <code>ListSelectionEvent</code>
277			* instance providing the event information.
278			*/
279	iliev	1818	@Override
280	iliev	787	public void
281			valueChanged(ListSelectionEvent e) {
282			ListSelectionEvent e2 = null;
283			Object[] listeners = listenerList.getListenerList();
284
285			for(int i = listeners.length - 2; i >= 0; i -= 2) {
286			if(listeners[i] == ListSelectionListener.class) {
287			if(e2 == null) e2 = new ListSelectionEvent (
288			this,
289			e.getFirstIndex(),
290			e.getLastIndex(),
291			e.getValueIsAdjusting()
292			);
293			((ListSelectionListener)listeners[i + 1]).valueChanged(e2);
294			}
295			}
296
297			}
298
299	iliev	1734	/**
300			* Determines whether the channel list UI should be automatically updated
301			* when channel is added/removed. The default value is <code>true</code>.
302			* @see updateChannelListUI
303			*/
304	iliev	1818	@Override
305	iliev	1734	public boolean
306			getAutoUpdate() { return chnList.getAutoUpdate(); }
307
308			/**
309			* Determines whether the channel list UI should be automatically updated
310			* when channel is added/removed.
311			* @see updateChannelListUI
312			*/
313	iliev	1818	@Override
314	iliev	1734	public void
315			setAutoUpdate(boolean b) { chnList.setAutoUpdate(b); }
316
317			/**
318			* Updates the channel list UI.
319			* @see setAutoUpdate
320			*/
321	iliev	1818	@Override
322	iliev	1734	public void
323			updateChannelListUI() { chnList.updateList(); }
324
325	iliev	787
326	iliev	1818	@Override
327	iliev	787	public void
328			moveSelectedChannelsOnTop() {
329			JSChannel[] chns = getSelectedChannels();
330
331			if(chns.length == 0) {
332			CC.getLogger().info("Can't move channel(s) at the beginning");
333			return;
334			}
335
336			for(int i = chns.length - 1; i >= 0; i--) {
337			listModel.remove(chns[i]);
338			listModel.insert(chns[i], 0);
339			}
340
341			chnList.setSelectionInterval(0, chns.length - 1);
342			chnList.ensureIndexIsVisible(0);
343			}
344
345	iliev	1818	@Override
346	iliev	787	public void
347			moveSelectedChannelsUp() {
348			JSChannel[] chns = getSelectedChannels();
349
350			if(chns.length == 0 \|\| chns[0] == getFirstChannel()) {
351			CC.getLogger().info("Can't move channel(s) up");
352			return;
353			}
354
355			for(int i = 0; i < chns.length; i++) listModel.moveUp(chns[i]);
356
357			int[] si = chnList.getSelectedIndices();
358
359			for(int i = 0; i < si.length; i++) si[i] -= 1;
360
361			chnList.setSelectedIndices(si);
362			chnList.ensureIndexIsVisible(si[0]);
363			}
364
365	iliev	1818	@Override
366	iliev	787	public void
367			moveSelectedChannelsDown() {
368			JSChannel[] chns = getSelectedChannels();
369
370			if(chns.length == 0 \|\| chns[chns.length - 1] == getLastChannel()) {
371			CC.getLogger().info("Can't move channel(s) down");
372			return;
373			}
374
375			for(int i = chns.length - 1; i >= 0; i--) listModel.moveDown(chns[i]);
376
377			int[] si = chnList.getSelectedIndices();
378			for(int i = 0; i < si.length; i++) si[i] += 1;
379			chnList.setSelectedIndices(si);
380			chnList.ensureIndexIsVisible(si[si.length - 1]);
381			}
382
383	iliev	1818	@Override
384	iliev	787	public void
385			moveSelectedChannelsAtBottom() {
386			JSChannel[] chns = getSelectedChannels();
387
388			if(chns.length == 0) {
389			CC.getLogger().info("Can't move channel(s) at the end");
390			return;
391			}
392
393			for(int i = 0; i < chns.length; i++) {
394			listModel.remove(chns[i]);
395			listModel.add(chns[i]);
396			}
397
398			chnList.setSelectionInterval (
399			listModel.getSize() - chns.length, listModel.getSize() - 1
400			);
401			chnList.ensureIndexIsVisible(listModel.getSize() - 1);
402			}
403
404	iliev	1318	private void
405			scrollToBottom() {
406			int h = scrollPane.getViewport().getView().getHeight();
407			scrollPane.getViewport().scrollRectToVisible(new Rectangle(0, h - 2, 1, 1));
408			}
409
410	iliev	787	class ContextMenu extends MouseAdapter {
411			private final JPopupMenu cmenu = new JPopupMenu();
412			private final JMenu submenu = new JMenu(i18n.getMenuLabel("channels.MoveToTab"));
413
414			ContextMenu() {
415	iliev	1818	JMenuItem mi = new JMenuItem(a4n.moveChannelsOnTop);
416	iliev	787	mi.setIcon(null);
417			cmenu.add(mi);
418
419	iliev	1818	mi = new JMenuItem(a4n.moveChannelsUp);
420	iliev	787	mi.setIcon(null);
421			cmenu.add(mi);
422
423	iliev	1818	mi = new JMenuItem(a4n.moveChannelsDown);
424	iliev	787	mi.setIcon(null);
425			cmenu.add(mi);
426
427	iliev	1818	mi = new JMenuItem(a4n.moveChannelsAtBottom);
428	iliev	787	mi.setIcon(null);
429			cmenu.add(mi);
430
431			cmenu.add(submenu);
432
433			cmenu.addSeparator();
434
435	iliev	1818	mi = new JMenuItem(a4n.removeChannels);
436	iliev	787	mi.setIcon(null);
437			cmenu.add(mi);
438			}
439
440	iliev	1818	@Override
441	iliev	787	public void
442			mousePressed(MouseEvent e) {
443			if(e.isPopupTrigger()) show(e);
444			}
445
446	iliev	1818	@Override
447	iliev	787	public void
448			mouseReleased(MouseEvent e) {
449			if(e.isPopupTrigger()) show(e);
450			}
451
452			void
453			show(MouseEvent e) {
454			/*int idx = chnList.locationToIndex(e.getPoint());
455			if(!chnList.isSelectedIndex(idx)) chnList.setSelectedIndex(idx);
456
457			if(idx != -1 && CC.getMainFrame().getChannelsPaneCount() > 1) {
458			updateMenu();
459			submenu.setEnabled(true);
460			} else submenu.setEnabled(false);
461
462			cmenu.show(e.getComponent(), e.getX(), e.getY());*/
463			}
464
465			private void
466			updateMenu() {
467			submenu.removeAll();
468			Vector<JSChannelsPane> v = CC.getMainFrame().getChannelsPaneList();
469			for(JSChannelsPane p : v)
470			if(p != CC.getMainFrame().getSelectedChannelsPane())
471			submenu.add(new JMenuItem(new A4n.MoveChannelsTo(p)));
472			}
473			}
474	iliev	1818
475			public void
476			processChannelSelection(JSChannel c, boolean controlDown, boolean shiftDown) {
477
478			}
479	iliev	787	}