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.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;
                        }
                }
                
                listModel.add(new MidiDevicePane(model));
        }
        
        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	iliev	1286	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4	iliev	1778	* Copyright (C) 2005-2008 Grigor Iliev <grigor@grigoriliev.com>
5	iliev	1286	*
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	iliev	1445	import java.awt.BorderLayout;
26	iliev	1467	import java.awt.Container;
27	iliev	1286	import java.awt.Cursor;
28			import java.awt.Dimension;
29			import java.awt.Insets;
30	iliev	1467	import java.awt.Rectangle;
31	iliev	1286
32	iliev	1445	import java.awt.event.ActionEvent;
33			import java.awt.event.ActionListener;
34	iliev	1286	import java.awt.event.MouseAdapter;
35			import java.awt.event.MouseEvent;
36
37	iliev	1445	import java.beans.PropertyChangeEvent;
38			import java.beans.PropertyChangeListener;
39
40			import javax.swing.BorderFactory;
41	iliev	1286	import javax.swing.Box;
42			import javax.swing.BoxLayout;
43			import javax.swing.JPanel;
44	iliev	1467	import javax.swing.JScrollPane;
45	iliev	1286	import javax.swing.ListSelectionModel;
46
47			import net.sf.juife.ComponentList;
48			import net.sf.juife.DefaultComponentListModel;
49
50	iliev	1445	import net.sf.juife.event.TaskEvent;
51			import net.sf.juife.event.TaskListener;
52
53			import org.jdesktop.swingx.JXCollapsiblePane;
54
55	iliev	1286	import org.jsampler.CC;
56			import org.jsampler.MidiDeviceModel;
57
58			import org.jsampler.event.MidiDeviceListEvent;
59			import org.jsampler.event.MidiDeviceListListener;
60
61	iliev	1445	import org.jsampler.task.Midi;
62
63	iliev	1785	import org.jsampler.view.fantasia.basic.FantasiaPanel;
64			import org.jsampler.view.fantasia.basic.PixmapButton;
65			import org.jsampler.view.fantasia.basic.PixmapPane;
66
67	iliev	1445	import org.jsampler.view.std.JSNewMidiDeviceDlg;
68
69			import org.linuxsampler.lscp.MidiInputDriver;
70
71	iliev	1286	import static org.jsampler.view.fantasia.FantasiaI18n.i18n;
72	iliev	1445	import static org.jsampler.view.fantasia.FantasiaPrefs.*;
73	iliev	1286
74			/**
75			*
76			* @author Grigor Iliev
77			*/
78			public class MidiDevicesPane extends JPanel {
79			private final DeviceListPane devList = new DeviceListPane();
80			private final DefaultComponentListModel<MidiDevicePane> listModel =
81			new DefaultComponentListModel<MidiDevicePane>();
82
83			/** Creates a new instance of <code>MidiDevicesPane</code> */
84			public
85			MidiDevicesPane() {
86			setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
87
88			devList.setModel(listModel);
89			devList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
90			devList.setAlignmentX(LEFT_ALIGNMENT);
91
92			add(devList);
93			add(new NewDevicePane());
94
95			CC.getSamplerModel().addMidiDeviceListListener(getHandler());
96
97			for(MidiDeviceModel m : CC.getSamplerModel().getMidiDevices()) {
98			addDevice(m);
99			}
100			}
101
102	iliev	1752	public int
103			getDevicePaneCount() { return listModel.size(); }
104
105			public MidiDevicePane
106			getDevicePaneAt(int index) { return listModel.get(index); }
107
108	iliev	1286	private void
109			addDevice(MidiDeviceModel model) {
110			for(int i = 0; i < listModel.getSize(); i++) {
111			if(listModel.get(i).getDeviceId() == model.getDeviceId()) {
112			CC.getLogger().warning("MIDI device exist: " + model.getDeviceId());
113			return;
114			}
115			}
116
117			listModel.add(new MidiDevicePane(model));
118			}
119
120			private void
121			removeDevice(MidiDeviceModel model) {
122			for(int i = 0; i < listModel.getSize(); i++) {
123			if(listModel.get(i).getDeviceId() == model.getDeviceId()) {
124			listModel.remove(i);
125			return;
126			}
127			}
128
129			CC.getLogger().warning("MIDI device does not exist: " + model.getDeviceId());
130			}
131
132			class DeviceListPane extends ComponentList {
133			private Dimension maxSize = new Dimension();
134
135	iliev	1778	@Override
136	iliev	1286	public Dimension
137			getMaximumSize() {
138			maxSize.width = Short.MAX_VALUE;
139			maxSize.height = getPreferredSize().height;
140			return maxSize;
141			}
142			}
143
144
145	iliev	1778	class NewDevicePane extends FantasiaPanel {
146	iliev	1445	private final PixmapButton btnNew = new PixmapButton(Res.gfxPowerOff18);
147			private JXCollapsiblePane createDevicePane = null;
148			private boolean createDevice = false;
149	iliev	1286
150			NewDevicePane() {
151	iliev	1445	setLayout(new BorderLayout());
152	iliev	1286
153	iliev	1445	PixmapPane p = new PixmapPane(Res.gfxDeviceBg);
154			p.setPixmapInsets(new Insets(1, 1, 1, 1));
155	iliev	1286
156	iliev	1445	p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
157			p.add(Box.createRigidArea(new Dimension(3, 0)));
158			p.add(btnNew);
159			p.add(Box.createRigidArea(new Dimension(3, 0)));
160	iliev	1286
161	iliev	1445	p.add(createVSeparator());
162
163	iliev	1286	Dimension d = new Dimension(77, 24);
164	iliev	1445	p.setPreferredSize(d);
165			p.setMinimumSize(d);
166			p.setMaximumSize(new Dimension(Short.MAX_VALUE, 24));
167	iliev	1286
168			btnNew.setPressedIcon(Res.gfxPowerOn18);
169
170	iliev	1445	btnNew.addActionListener(new ActionListener() {
171	iliev	1286	public void
172	iliev	1445	actionPerformed(ActionEvent e) {
173			showHidePopup();
174			}
175			});
176
177			p.addMouseListener(new MouseAdapter() {
178			public void
179	iliev	1286	mouseClicked(MouseEvent e) {
180			if(e.getButton() != e.BUTTON1) {
181			return;
182			}
183
184	iliev	1445	showHidePopup();
185	iliev	1286	}
186			});
187
188	iliev	1445	p.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
189	iliev	1286
190			String s = i18n.getLabel("MidiDevicesPane.newDevice");
191			btnNew.setToolTipText(s);
192	iliev	1445	p.setToolTipText(s);
193
194			add(p, BorderLayout.NORTH);
195			setAlignmentX(LEFT_ALIGNMENT);
196	iliev	1286	}
197
198	iliev	1778	/*private Color c1 = new Color(0x888888);
199			private Color c2 = new Color(0x707070);
200
201			@Override
202			protected void
203			paintComponent(Graphics g) {
204			super.paintComponent(g);
205
206			double h = getSize().getHeight();
207			double w = getSize().getWidth();
208
209			FantasiaPainter.paintGradient((Graphics2D)g, 0, 0, w - 1, h - 1, c1, c2);
210
211			FantasiaPainter.RoundCorners rc =
212			new FantasiaPainter.RoundCorners(true);
213
214			FantasiaPainter.paintOuterBorder((Graphics2D)g, 0, 0, w - 1, h - 1, rc);
215			}*/
216
217	iliev	1286	private JPanel
218			createVSeparator() {
219			PixmapPane p = new PixmapPane(Res.gfxVLine);
220			p.setOpaque(false);
221			p.setPreferredSize(new Dimension(2, 24));
222			p.setMinimumSize(p.getPreferredSize());
223			p.setMaximumSize(p.getPreferredSize());
224			return p;
225			}
226	iliev	1445
227			private JXCollapsiblePane
228			getCreateDevicePane() {
229			if(createDevicePane != null) return createDevicePane;
230
231			createDevicePane = new JXCollapsiblePane();
232			final JSNewMidiDeviceDlg.Pane pane = new JSNewMidiDeviceDlg.Pane();
233
234			PixmapPane p1 = new PixmapPane(Res.gfxChannelOptions);
235			p1.setPixmapInsets(new Insets(1, 1, 1, 1));
236			p1.setLayout(new BorderLayout());
237			p1.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
238
239			PixmapPane p2 = new PixmapPane(Res.gfxBorder);
240			p2.setPixmapInsets(new Insets(1, 1, 1, 1));
241			p2.setLayout(new BorderLayout());
242			p2.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
243			p2.add(pane);
244			p1.add(p2);
245
246			p1.setPreferredSize(new Dimension(getWidth(), 210));
247			p1.setPreferredSize(new Dimension(100, 210));
248
249			createDevicePane.setContentPane(p1);
250			createDevicePane.setAnimated(false);
251			createDevicePane.setCollapsed(true);
252			createDevicePane.setAnimated(preferences().getBoolProperty(ANIMATED));
253
254			preferences().addPropertyChangeListener(ANIMATED, new PropertyChangeListener() {
255			public void
256			propertyChange(PropertyChangeEvent e) {
257			boolean b = preferences().getBoolProperty(ANIMATED);
258			createDevicePane.setAnimated(b);
259			}
260			});
261
262			String s = JXCollapsiblePane.ANIMATION_STATE_KEY;
263			createDevicePane.addPropertyChangeListener(s, new PropertyChangeListener() {
264			public void
265			propertyChange(PropertyChangeEvent e) {
266	iliev	1467	Object o = e.getNewValue();
267			if(o == "collapsed") {
268	iliev	1445	if(createDevice) {
269			createMidiDevice0(pane);
270			createDevice = false;
271			}
272	iliev	1467	} else if(o == "expanded" \|\| o == "expanding/collapsing") {
273			ensureCreateDevicePaneIsVisible();
274	iliev	1445	}
275			}
276			});
277
278			add(createDevicePane);
279
280			pane.btnCancel.addActionListener(new ActionListener() {
281			public void
282			actionPerformed(ActionEvent e) {
283			createDevicePane.setCollapsed(true);
284			}
285			});
286
287			pane.btnCreate.addActionListener(new ActionListener() {
288			public void
289			actionPerformed(ActionEvent e) {
290			createMidiDevice(pane);
291			}
292			});
293
294			return createDevicePane;
295			}
296
297			private void
298			showHidePopup() {
299	iliev	1688	if(!CC.verifyConnection()) return;
300	iliev	1445	getCreateDevicePane().setCollapsed(!getCreateDevicePane().isCollapsed());
301			}
302
303			private void
304			createMidiDevice(final JSNewMidiDeviceDlg.Pane pane) {
305			if(!createDevicePane.isAnimated()) {
306			createMidiDevice0(pane);
307			return;
308			}
309
310			createDevice = true;
311			createDevicePane.setCollapsed(true);
312			}
313
314			private void
315			createMidiDevice0(final JSNewMidiDeviceDlg.Pane pane) {
316			pane.btnCreate.setEnabled(false);
317			final MidiInputDriver driver = pane.getSelectedDriver();
318			final Midi.CreateDevice cmd =
319	iliev	1467	new Midi.CreateDevice(driver.getName(), pane.getParameters());
320	iliev	1445
321			cmd.addTaskListener(new TaskListener() {
322			public void
323			taskPerformed(TaskEvent e) {
324			pane.btnCreate.setEnabled(true);
325			getCreateDevicePane().setCollapsed(true);
326			}
327			});
328
329			CC.getTaskQueue().add(cmd);
330			}
331	iliev	1467
332			private void
333			ensureCreateDevicePaneIsVisible() {
334			Container p = createDevicePane.getParent();
335			JScrollPane sp = null;
336			int i = createDevicePane.getLocation().y + createDevicePane.getHeight();
337			while(p != null) {
338			if(p instanceof JScrollPane) {
339			sp = (JScrollPane)p;
340			break;
341			}
342			i += p.getLocation().y;
343			p = p.getParent();
344			}
345
346			if(sp == null) return;
347			sp.getViewport().scrollRectToVisible(new Rectangle(0, i, 5, 5));
348			}
349	iliev	1286	}
350
351			private final EventHandler eventHandler = new EventHandler();
352
353			private EventHandler
354			getHandler() { return eventHandler; }
355
356			private class EventHandler implements MidiDeviceListListener {
357	iliev	1778	@Override
358	iliev	1286	public void
359			deviceAdded(MidiDeviceListEvent e) {
360			addDevice(e.getMidiDeviceModel());
361			}
362
363	iliev	1778	@Override
364	iliev	1286	public void
365			deviceRemoved(MidiDeviceListEvent e) {
366			removeDevice(e.getMidiDeviceModel());
367			}
368			}
369			}