view/fantasia/MidiDevicesPane.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.fantasia;

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.Insets;
import java.awt.Rectangle;

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

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.ListSelectionModel;

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

import net.sf.juife.event.TaskEvent;
import net.sf.juife.event.TaskListener;

import org.jdesktop.swingx.JXCollapsiblePane;

import org.jsampler.CC;
import org.jsampler.MidiDeviceModel;

import org.jsampler.event.MidiDeviceListEvent;
import org.jsampler.event.MidiDeviceListListener;

import org.jsampler.task.Midi;

import org.jsampler.view.JSViewConfig;
import org.jsampler.view.SessionViewConfig.DeviceConfig;

import org.jsampler.view.fantasia.basic.FantasiaPanel;
import org.jsampler.view.fantasia.basic.PixmapButton;
import org.jsampler.view.fantasia.basic.PixmapPane;

import org.jsampler.view.std.JSNewMidiDeviceDlg;

import org.linuxsampler.lscp.MidiInputDriver;

import static org.jsampler.view.fantasia.FantasiaI18n.i18n;
import static org.jsampler.view.fantasia.FantasiaPrefs.*;

/**
 *
 * @author Grigor Iliev
 */
public class MidiDevicesPane extends JPanel {
        private final DeviceListPane devList = new DeviceListPane();
        private final DefaultComponentListModel<MidiDevicePane> listModel =
                new DefaultComponentListModel<MidiDevicePane>();
        
        /** Creates a new instance of <code>MidiDevicesPane</code> */
        public
        MidiDevicesPane() {
                setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
                
                devList.setModel(listModel);
                devList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
                devList.setAlignmentX(LEFT_ALIGNMENT);
                
                add(devList);
                add(new NewDevicePane());
                
                CC.getSamplerModel().addMidiDeviceListListener(getHandler());
                
                for(MidiDeviceModel m : CC.getSamplerModel().getMidiDevices()) {
                        addDevice(m);
                }
        }
        
        public int
        getDevicePaneCount() { return listModel.size(); }
        
        public MidiDevicePane
        getDevicePaneAt(int index) { return listModel.get(index); }
        
        private void
        addDevice(MidiDeviceModel model) {
                for(int i = 0; i < listModel.getSize(); i++) {
                        if(listModel.get(i).getDeviceId() == model.getDeviceId()) {
                                CC.getLogger().warning("MIDI device exist: " + model.getDeviceId());
                                return;
                        }
                }
                
                MidiDevicePane dev = new MidiDevicePane(model);
                DeviceConfig config = null;
                JSViewConfig viewConfig = CC.getViewConfig();
                if(viewConfig != null && viewConfig.getSessionViewConfig() != null) {
                        config = viewConfig.getSessionViewConfig().pollMidiDeviceConfig();
                }
                
                if(config != null && config.expanded) dev.showOptionsPane(true);
                
                listModel.add(dev);
        }
        
        private void
        removeDevice(MidiDeviceModel model) {
                for(int i = 0; i < listModel.getSize(); i++) {
                        if(listModel.get(i).getDeviceId() == model.getDeviceId()) {
                                listModel.remove(i);
                                return;
                        }
                }
                
                CC.getLogger().warning("MIDI device does not exist: " + model.getDeviceId());
        }
        
        class DeviceListPane extends ComponentList {
                private Dimension maxSize = new Dimension();
                
                @Override
                public Dimension
                getMaximumSize() {
                        maxSize.width = Short.MAX_VALUE;
                        maxSize.height = getPreferredSize().height;
                        return maxSize;
                }
        }
        
        
        class NewDevicePane extends FantasiaPanel {
                private final PixmapButton btnNew = new PixmapButton(Res.gfxPowerOff18);
                private JXCollapsiblePane createDevicePane = null;
                private boolean createDevice = false;
                
                NewDevicePane() {
                        setLayout(new BorderLayout());
                        
                        PixmapPane p = new PixmapPane(Res.gfxDeviceBg);
                        p.setPixmapInsets(new Insets(1, 1, 1, 1));
                        
                        p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
                        p.add(Box.createRigidArea(new Dimension(3, 0)));
                        p.add(btnNew);
                        p.add(Box.createRigidArea(new Dimension(3, 0)));
                        
                        p.add(createVSeparator());
                        
                        Dimension d = new Dimension(77, 24);
                        p.setPreferredSize(d);
                        p.setMinimumSize(d);
                        p.setMaximumSize(new Dimension(Short.MAX_VALUE, 24));
                        
                        btnNew.setPressedIcon(Res.gfxPowerOn18);
                        
                        btnNew.addActionListener(new ActionListener() {
                                public void
                                actionPerformed(ActionEvent e) {
                                        showHidePopup();
                                }
                        });
                        
                        p.addMouseListener(new MouseAdapter() {
                                public void
                                mouseClicked(MouseEvent e) {
                                        if(e.getButton() != e.BUTTON1) {
                                                return;
                                        }
                                        
                                        showHidePopup();
                                }
                        });
                        
                        p.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
                        
                        String s = i18n.getLabel("MidiDevicesPane.newDevice");
                        btnNew.setToolTipText(s);
                        p.setToolTipText(s);
                        
                        add(p, BorderLayout.NORTH);
                        setAlignmentX(LEFT_ALIGNMENT);
                }
                
                /*private Color c1 = new Color(0x888888);
                private Color c2 = new Color(0x707070);
                
                @Override
                protected void
                paintComponent(Graphics g) {
                        super.paintComponent(g);
                        
                        double h = getSize().getHeight();
                        double w = getSize().getWidth();
                        
                        FantasiaPainter.paintGradient((Graphics2D)g, 0, 0, w - 1, h - 1, c1, c2);
                        
                        FantasiaPainter.RoundCorners rc =
                                new FantasiaPainter.RoundCorners(true);
                        
                        FantasiaPainter.paintOuterBorder((Graphics2D)g, 0, 0, w - 1, h - 1, rc);
                }*/
                
                private JPanel
                createVSeparator() {
                        PixmapPane p = new PixmapPane(Res.gfxVLine);
                        p.setOpaque(false);
                        p.setPreferredSize(new Dimension(2, 24));
                        p.setMinimumSize(p.getPreferredSize());
                        p.setMaximumSize(p.getPreferredSize());
                        return p;
                }
                
                private JXCollapsiblePane
                getCreateDevicePane() {
                        if(createDevicePane != null) return createDevicePane;
                        
                        createDevicePane = new JXCollapsiblePane();
                        final JSNewMidiDeviceDlg.Pane pane = new JSNewMidiDeviceDlg.Pane();
                        
                        PixmapPane p1 = new PixmapPane(Res.gfxChannelOptions);
                        p1.setPixmapInsets(new Insets(1, 1, 1, 1));
                        p1.setLayout(new BorderLayout());
                        p1.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
                        
                        PixmapPane p2 = new PixmapPane(Res.gfxBorder);
                        p2.setPixmapInsets(new Insets(1, 1, 1, 1));
                        p2.setLayout(new BorderLayout());
                        p2.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
                        p2.add(pane);
                        p1.add(p2);
                        
                        p1.setPreferredSize(new Dimension(getWidth(), 210));
                        p1.setPreferredSize(new Dimension(100, 210));
                        
                        createDevicePane.setContentPane(p1);
                        createDevicePane.setAnimated(false);
                        createDevicePane.setCollapsed(true);
                        createDevicePane.setAnimated(preferences().getBoolProperty(ANIMATED));
                
                        preferences().addPropertyChangeListener(ANIMATED, new PropertyChangeListener() {
                                public void
                                propertyChange(PropertyChangeEvent e) {
                                        boolean b = preferences().getBoolProperty(ANIMATED);
                                        createDevicePane.setAnimated(b);
                                }
                        });
                        
                        String s = JXCollapsiblePane.ANIMATION_STATE_KEY;
                        createDevicePane.addPropertyChangeListener(s, new PropertyChangeListener() {
                                public void
                                propertyChange(PropertyChangeEvent e) {
                                        Object o = e.getNewValue();
                                        if(o == "collapsed") {
                                                if(createDevice) {
                                                        createMidiDevice0(pane);
                                                        createDevice = false;
                                                }
                                        } else if(o == "expanded" || o == "expanding/collapsing") {
                                                ensureCreateDevicePaneIsVisible();
                                        }
                                }
                        });
                        
                        add(createDevicePane);
                        
                        pane.btnCancel.addActionListener(new ActionListener() {
                                public void
                                actionPerformed(ActionEvent e) {
                                        createDevicePane.setCollapsed(true);
                                }
                        });
                        
                        pane.btnCreate.addActionListener(new ActionListener() {
                                public void
                                actionPerformed(ActionEvent e) {
                                        createMidiDevice(pane);
                                }
                        });
                        
                        return createDevicePane;
                }
                
                private void
                showHidePopup() {
                        if(!CC.verifyConnection()) return;
                        getCreateDevicePane().setCollapsed(!getCreateDevicePane().isCollapsed());
                }
                
                private void
                createMidiDevice(final JSNewMidiDeviceDlg.Pane pane) {
                        if(!createDevicePane.isAnimated()) {
                                createMidiDevice0(pane);
                                return;
                        }
                        
                        createDevice = true;
                        createDevicePane.setCollapsed(true);
                }
                
                private void
                createMidiDevice0(final JSNewMidiDeviceDlg.Pane pane) {
                        pane.btnCreate.setEnabled(false);
                        final MidiInputDriver driver = pane.getSelectedDriver();
                        final Midi.CreateDevice cmd =
                                new  Midi.CreateDevice(driver.getName(), pane.getParameters());
                                
                        cmd.addTaskListener(new TaskListener() {
                                public void
                                taskPerformed(TaskEvent e) {
                                        pane.btnCreate.setEnabled(true);
                                        getCreateDevicePane().setCollapsed(true);
                                }
                        });
                        
                        CC.getTaskQueue().add(cmd);
                }
                
                private void
                ensureCreateDevicePaneIsVisible() {
                        Container p = createDevicePane.getParent();
                        JScrollPane sp = null;
                        int i = createDevicePane.getLocation().y + createDevicePane.getHeight();
                        while(p != null) {
                                if(p instanceof JScrollPane) {
                                        sp = (JScrollPane)p;
                                        break;
                                }
                                i += p.getLocation().y;
                                p = p.getParent();
                        }
                        
                        if(sp == null) return;
                        sp.getViewport().scrollRectToVisible(new Rectangle(0, i, 5, 5));
                }
        }
        
        private final EventHandler eventHandler = new EventHandler();
        
        private EventHandler
        getHandler() { return eventHandler; }
        
        private class EventHandler implements MidiDeviceListListener {
                @Override
                public void
                deviceAdded(MidiDeviceListEvent e) {
                        addDevice(e.getMidiDeviceModel());
                }
                
                @Override
                public void
                deviceRemoved(MidiDeviceListEvent e) {
                        removeDevice(e.getMidiDeviceModel());
                }
        }
}
1	/*
2	* JSampler - a java front-end for LinuxSampler
3	*
4	* Copyright (C) 2005-2008 Grigor Iliev <grigor@grigoriliev.com>
5	*
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.fantasia;
24
25	import java.awt.BorderLayout;
26	import java.awt.Container;
27	import java.awt.Cursor;
28	import java.awt.Dimension;
29	import java.awt.Insets;
30	import java.awt.Rectangle;
31
32	import java.awt.event.ActionEvent;
33	import java.awt.event.ActionListener;
34	import java.awt.event.MouseAdapter;
35	import java.awt.event.MouseEvent;
36
37	import java.beans.PropertyChangeEvent;
38	import java.beans.PropertyChangeListener;
39
40	import javax.swing.BorderFactory;
41	import javax.swing.Box;
42	import javax.swing.BoxLayout;
43	import javax.swing.JPanel;
44	import javax.swing.JScrollPane;
45	import javax.swing.ListSelectionModel;
46
47	import net.sf.juife.ComponentList;
48	import net.sf.juife.DefaultComponentListModel;
49
50	import net.sf.juife.event.TaskEvent;
51	import net.sf.juife.event.TaskListener;
52
53	import org.jdesktop.swingx.JXCollapsiblePane;
54
55	import org.jsampler.CC;
56	import org.jsampler.MidiDeviceModel;
57
58	import org.jsampler.event.MidiDeviceListEvent;
59	import org.jsampler.event.MidiDeviceListListener;
60
61	import org.jsampler.task.Midi;
62
63	import org.jsampler.view.JSViewConfig;
64	import org.jsampler.view.SessionViewConfig.DeviceConfig;
65
66	import org.jsampler.view.fantasia.basic.FantasiaPanel;
67	import org.jsampler.view.fantasia.basic.PixmapButton;
68	import org.jsampler.view.fantasia.basic.PixmapPane;
69
70	import org.jsampler.view.std.JSNewMidiDeviceDlg;
71
72	import org.linuxsampler.lscp.MidiInputDriver;
73
74	import static org.jsampler.view.fantasia.FantasiaI18n.i18n;
75	import static org.jsampler.view.fantasia.FantasiaPrefs.*;
76
77	/**
78	*
79	* @author Grigor Iliev
80	*/
81	public class MidiDevicesPane extends JPanel {
82	private final DeviceListPane devList = new DeviceListPane();
83	private final DefaultComponentListModel<MidiDevicePane> listModel =
84	new DefaultComponentListModel<MidiDevicePane>();
85
86	/** Creates a new instance of <code>MidiDevicesPane</code> */
87	public
88	MidiDevicesPane() {
89	setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
90
91	devList.setModel(listModel);
92	devList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
93	devList.setAlignmentX(LEFT_ALIGNMENT);
94
95	add(devList);
96	add(new NewDevicePane());
97
98	CC.getSamplerModel().addMidiDeviceListListener(getHandler());
99
100	for(MidiDeviceModel m : CC.getSamplerModel().getMidiDevices()) {
101	addDevice(m);
102	}
103	}
104
105	public int
106	getDevicePaneCount() { return listModel.size(); }
107
108	public MidiDevicePane
109	getDevicePaneAt(int index) { return listModel.get(index); }
110
111	private void
112	addDevice(MidiDeviceModel model) {
113	for(int i = 0; i < listModel.getSize(); i++) {
114	if(listModel.get(i).getDeviceId() == model.getDeviceId()) {
115	CC.getLogger().warning("MIDI device exist: " + model.getDeviceId());
116	return;
117	}
118	}
119
120	MidiDevicePane dev = new MidiDevicePane(model);
121	DeviceConfig config = null;
122	JSViewConfig viewConfig = CC.getViewConfig();
123	if(viewConfig != null && viewConfig.getSessionViewConfig() != null) {
124	config = viewConfig.getSessionViewConfig().pollMidiDeviceConfig();
125	}
126
127	if(config != null && config.expanded) dev.showOptionsPane(true);
128
129	listModel.add(dev);
130	}
131
132	private void
133	removeDevice(MidiDeviceModel model) {
134	for(int i = 0; i < listModel.getSize(); i++) {
135	if(listModel.get(i).getDeviceId() == model.getDeviceId()) {
136	listModel.remove(i);
137	return;
138	}
139	}
140
141	CC.getLogger().warning("MIDI device does not exist: " + model.getDeviceId());
142	}
143
144	class DeviceListPane extends ComponentList {
145	private Dimension maxSize = new Dimension();
146
147	@Override
148	public Dimension
149	getMaximumSize() {
150	maxSize.width = Short.MAX_VALUE;
151	maxSize.height = getPreferredSize().height;
152	return maxSize;
153	}
154	}
155
156
157	class NewDevicePane extends FantasiaPanel {
158	private final PixmapButton btnNew = new PixmapButton(Res.gfxPowerOff18);
159	private JXCollapsiblePane createDevicePane = null;
160	private boolean createDevice = false;
161
162	NewDevicePane() {
163	setLayout(new BorderLayout());
164
165	PixmapPane p = new PixmapPane(Res.gfxDeviceBg);
166	p.setPixmapInsets(new Insets(1, 1, 1, 1));
167
168	p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
169	p.add(Box.createRigidArea(new Dimension(3, 0)));
170	p.add(btnNew);
171	p.add(Box.createRigidArea(new Dimension(3, 0)));
172
173	p.add(createVSeparator());
174
175	Dimension d = new Dimension(77, 24);
176	p.setPreferredSize(d);
177	p.setMinimumSize(d);
178	p.setMaximumSize(new Dimension(Short.MAX_VALUE, 24));
179
180	btnNew.setPressedIcon(Res.gfxPowerOn18);
181
182	btnNew.addActionListener(new ActionListener() {
183	public void
184	actionPerformed(ActionEvent e) {
185	showHidePopup();
186	}
187	});
188
189	p.addMouseListener(new MouseAdapter() {
190	public void
191	mouseClicked(MouseEvent e) {
192	if(e.getButton() != e.BUTTON1) {
193	return;
194	}
195
196	showHidePopup();
197	}
198	});
199
200	p.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
201
202	String s = i18n.getLabel("MidiDevicesPane.newDevice");
203	btnNew.setToolTipText(s);
204	p.setToolTipText(s);
205
206	add(p, BorderLayout.NORTH);
207	setAlignmentX(LEFT_ALIGNMENT);
208	}
209
210	/*private Color c1 = new Color(0x888888);
211	private Color c2 = new Color(0x707070);
212
213	@Override
214	protected void
215	paintComponent(Graphics g) {
216	super.paintComponent(g);
217
218	double h = getSize().getHeight();
219	double w = getSize().getWidth();
220
221	FantasiaPainter.paintGradient((Graphics2D)g, 0, 0, w - 1, h - 1, c1, c2);
222
223	FantasiaPainter.RoundCorners rc =
224	new FantasiaPainter.RoundCorners(true);
225
226	FantasiaPainter.paintOuterBorder((Graphics2D)g, 0, 0, w - 1, h - 1, rc);
227	}*/
228
229	private JPanel
230	createVSeparator() {
231	PixmapPane p = new PixmapPane(Res.gfxVLine);
232	p.setOpaque(false);
233	p.setPreferredSize(new Dimension(2, 24));
234	p.setMinimumSize(p.getPreferredSize());
235	p.setMaximumSize(p.getPreferredSize());
236	return p;
237	}
238
239	private JXCollapsiblePane
240	getCreateDevicePane() {
241	if(createDevicePane != null) return createDevicePane;
242
243	createDevicePane = new JXCollapsiblePane();
244	final JSNewMidiDeviceDlg.Pane pane = new JSNewMidiDeviceDlg.Pane();
245
246	PixmapPane p1 = new PixmapPane(Res.gfxChannelOptions);
247	p1.setPixmapInsets(new Insets(1, 1, 1, 1));
248	p1.setLayout(new BorderLayout());
249	p1.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
250
251	PixmapPane p2 = new PixmapPane(Res.gfxBorder);
252	p2.setPixmapInsets(new Insets(1, 1, 1, 1));
253	p2.setLayout(new BorderLayout());
254	p2.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
255	p2.add(pane);
256	p1.add(p2);
257
258	p1.setPreferredSize(new Dimension(getWidth(), 210));
259	p1.setPreferredSize(new Dimension(100, 210));
260
261	createDevicePane.setContentPane(p1);
262	createDevicePane.setAnimated(false);
263	createDevicePane.setCollapsed(true);
264	createDevicePane.setAnimated(preferences().getBoolProperty(ANIMATED));
265
266	preferences().addPropertyChangeListener(ANIMATED, new PropertyChangeListener() {
267	public void
268	propertyChange(PropertyChangeEvent e) {
269	boolean b = preferences().getBoolProperty(ANIMATED);
270	createDevicePane.setAnimated(b);
271	}
272	});
273
274	String s = JXCollapsiblePane.ANIMATION_STATE_KEY;
275	createDevicePane.addPropertyChangeListener(s, new PropertyChangeListener() {
276	public void
277	propertyChange(PropertyChangeEvent e) {
278	Object o = e.getNewValue();
279	if(o == "collapsed") {
280	if(createDevice) {
281	createMidiDevice0(pane);
282	createDevice = false;
283	}
284	} else if(o == "expanded" \|\| o == "expanding/collapsing") {
285	ensureCreateDevicePaneIsVisible();
286	}
287	}
288	});
289
290	add(createDevicePane);
291
292	pane.btnCancel.addActionListener(new ActionListener() {
293	public void
294	actionPerformed(ActionEvent e) {
295	createDevicePane.setCollapsed(true);
296	}
297	});
298
299	pane.btnCreate.addActionListener(new ActionListener() {
300	public void
301	actionPerformed(ActionEvent e) {
302	createMidiDevice(pane);
303	}
304	});
305
306	return createDevicePane;
307	}
308
309	private void
310	showHidePopup() {
311	if(!CC.verifyConnection()) return;
312	getCreateDevicePane().setCollapsed(!getCreateDevicePane().isCollapsed());
313	}
314
315	private void
316	createMidiDevice(final JSNewMidiDeviceDlg.Pane pane) {
317	if(!createDevicePane.isAnimated()) {
318	createMidiDevice0(pane);
319	return;
320	}
321
322	createDevice = true;
323	createDevicePane.setCollapsed(true);
324	}
325
326	private void
327	createMidiDevice0(final JSNewMidiDeviceDlg.Pane pane) {
328	pane.btnCreate.setEnabled(false);
329	final MidiInputDriver driver = pane.getSelectedDriver();
330	final Midi.CreateDevice cmd =
331	new Midi.CreateDevice(driver.getName(), pane.getParameters());
332
333	cmd.addTaskListener(new TaskListener() {
334	public void
335	taskPerformed(TaskEvent e) {
336	pane.btnCreate.setEnabled(true);
337	getCreateDevicePane().setCollapsed(true);
338	}
339	});
340
341	CC.getTaskQueue().add(cmd);
342	}
343
344	private void
345	ensureCreateDevicePaneIsVisible() {
346	Container p = createDevicePane.getParent();
347	JScrollPane sp = null;
348	int i = createDevicePane.getLocation().y + createDevicePane.getHeight();
349	while(p != null) {
350	if(p instanceof JScrollPane) {
351	sp = (JScrollPane)p;
352	break;
353	}
354	i += p.getLocation().y;
355	p = p.getParent();
356	}
357
358	if(sp == null) return;
359	sp.getViewport().scrollRectToVisible(new Rectangle(0, i, 5, 5));
360	}
361	}
362
363	private final EventHandler eventHandler = new EventHandler();
364
365	private EventHandler
366	getHandler() { return eventHandler; }
367
368	private class EventHandler implements MidiDeviceListListener {
369	@Override
370	public void
371	deviceAdded(MidiDeviceListEvent e) {
372	addDevice(e.getMidiDeviceModel());
373	}
374
375	@Override
376	public void
377	deviceRemoved(MidiDeviceListEvent e) {
378	removeDevice(e.getMidiDeviceModel());
379	}
380	}
381	}