view/classic/MidiInstrumentMapsPage.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2006 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.Dimension;

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

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JComboBox;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JToolBar;

import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;

import net.sf.juife.LinkButton;
import net.sf.juife.NavigationPage;

import org.jsampler.CC;
import org.jsampler.MidiInstrument;
import org.jsampler.MidiInstrumentMap;

import org.jsampler.event.ListEvent;
import org.jsampler.event.ListListener;
import org.jsampler.event.MidiInstrumentMapEvent;
import org.jsampler.event.MidiInstrumentMapListener;

import org.linuxsampler.lscp.MidiInstrumentInfo;

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


/**
 *
 * @author Grigor Iliev
 */
public class MidiInstrumentMapsPage extends NavigationPage {
        private final JToolBar tbMaps = new JToolBar();
        private final JToolBar tbInstruments = new JToolBar();
        
        private final EditMap actionEditMap = new EditMap();
        private final RemoveMap actionRemoveMap = new RemoveMap();
        private final EditInstrument actionEditInstrument = new EditInstrument();
        private final RemoveInstrument removeInstrument = new RemoveInstrument();
        
        private final ToolbarButton btnAddMap = new ToolbarButton(A4n.addMidiInstrumentMap);
        private final ToolbarButton btnEditMap = new ToolbarButton(actionEditMap);
        private final ToolbarButton btnRemoveMap = new ToolbarButton(actionRemoveMap);
        private final ToolbarButton btnExportMaps = new ToolbarButton(A4n.exportMidiInstrumentMaps);
        //private final ToolbarButton btnCloseMapBar = new ToolbarButton();
        
        private final ToolbarButton btnAddInstrument =
                new ToolbarButton(A4n.addMidiInstrumentWizard);
        
        private final ToolbarButton btnEditInstrument = new ToolbarButton(actionEditInstrument);
        private final ToolbarButton btnRemoveInstrument = new ToolbarButton(removeInstrument);
        //private final ToolbarButton btnCloseInstrumentBar = new ToolbarButton();
        
        private final JComboBox cbMaps = new JComboBox();
        private final MidiInstrumentTree midiInstrumentTree = new MidiInstrumentTree();
        
        /** Creates a new instance of MidiInstrumentMapsPage */
        public
        MidiInstrumentMapsPage() {
                setTitle(i18n.getLabel("MidiInstrumentMapsPage.title"));
                setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
                
                /*btnCloseMapBar.setIcon(Res.iconClose8);
                btnCloseMapBar.setMargin(new java.awt.Insets(0, 0, 0, 0));
                btnCloseMapBar.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) {
                                tbMaps.setVisible(false);
                                validate();
                                repaint();
                        }
                });
                
                
                btnCloseInstrumentBar.setIcon(Res.iconClose8);
                btnCloseInstrumentBar.setMargin(new java.awt.Insets(0, 0, 0, 0));
                btnCloseInstrumentBar.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) {
                                tbInstruments.setVisible(false);
                                validate();
                                repaint();
                        }
                });*/
                
                
                tbMaps.add(btnAddMap);
                tbMaps.add(btnEditMap);
                tbMaps.add(btnRemoveMap);
                //tbMaps.addSeparator();
                //tbMaps.add(btnExportMaps);
                
                /*tbMaps.add(Box.createHorizontalGlue());
                tbMaps.add(btnCloseMapBar);*/
                
                Dimension d = new Dimension(Short.MAX_VALUE, tbMaps.getPreferredSize().height);
                tbMaps.setMaximumSize(d);
                tbMaps.setFloatable(false);
                tbMaps.setAlignmentX(LEFT_ALIGNMENT);
                
                add(tbMaps);
                
                JPanel p = new JPanel();
                p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
                p.setAlignmentX(LEFT_ALIGNMENT);
                p.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
                                
                cbMaps.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) { mapChanged(); }
                });
                
                for(MidiInstrumentMap m : CC.getSamplerModel().getMidiInstrumentMaps()) {
                        cbMaps.addItem(m);
                        m.addMidiInstrumentMapListener(getHandler());
                }
                
                cbMaps.setEnabled(cbMaps.getItemCount() > 0);
                
                d = new Dimension(Short.MAX_VALUE, cbMaps.getPreferredSize().height);
                cbMaps.setMaximumSize(d);
                
                CC.getSamplerModel().addMidiInstrumentMapListListener(getHandler());
                
                p.add(cbMaps);
                p.add(Box.createRigidArea(new Dimension(0, 12)));
                add(p);
                
                tbInstruments.add(btnAddInstrument);
                tbInstruments.add(btnEditInstrument);
                tbInstruments.add(btnRemoveInstrument);
                
                /*tbInstruments.add(Box.createHorizontalGlue());
                tbInstruments.add(btnCloseInstrumentBar); */
                                
                d = new Dimension(Short.MAX_VALUE, tbInstruments.getPreferredSize().height);
                tbInstruments.setMaximumSize(d);
                tbInstruments.setFloatable(false);
                tbInstruments.setAlignmentX(LEFT_ALIGNMENT);
                
                add(tbInstruments);
                
                p = new JPanel();
                p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
                p.setAlignmentX(LEFT_ALIGNMENT);
                p.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
                                
                p.add(new JScrollPane(midiInstrumentTree));
                
                add(p);
                
                boolean b = cbMaps.getItemCount() != 0;
                actionEditMap.setEnabled(b);
                actionRemoveMap.setEnabled(b);
                A4n.removeMidiInstrumentMap.setEnabled(b);
                
                midiInstrumentTree.addTreeSelectionListener(getHandler());
                removeInstrument.setEnabled(midiInstrumentTree.getSelectionCount() > 0);
                actionEditInstrument.setEnabled(midiInstrumentTree.getSelectedInstrument() != null);
        }
        
        private void
        mapChanged() {
                MidiInstrumentMap map = (MidiInstrumentMap)cbMaps.getSelectedItem();
                midiInstrumentTree.setMidiInstrumentMap(map);
                
                boolean b = cbMaps.getItemCount() != 0;
                actionEditMap.setEnabled(b);
                actionRemoveMap.setEnabled(b);
                A4n.removeMidiInstrumentMap.setEnabled(b);
        }
        
        
        private class EditMap extends AbstractAction {
                EditMap() {
                        super(i18n.getLabel("MidiInstrumentMapsPage.editMap"));
                        
                        String s = i18n.getLabel("MidiInstrumentMapsPage.editMap.tt");
                        putValue(SHORT_DESCRIPTION, s);
                        putValue(Action.SMALL_ICON, Res.iconEdit16);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        MidiInstrumentMap map = (MidiInstrumentMap)cbMaps.getSelectedItem();
                        int id = map.getMapId();
                        AddMidiInstrumentMapDlg dlg = new AddMidiInstrumentMapDlg();
                        dlg.setTitle(i18n.getLabel("MidiInstrumentMapsPage.editMap"));
                        dlg.setMapName(map.getName());
                        dlg.setVisible(true);
                        if(dlg.isCancelled()) return;
                        
                        map.setName(dlg.getMapName());
                        CC.getSamplerModel().setBackendMidiInstrumentMapName(id, dlg.getMapName());
                }
        }
        
        private class RemoveMap extends AbstractAction {
                RemoveMap() {
                        super(i18n.getMenuLabel("actions.midiInstruments.removeMap"));
                        
                        String s = i18n.getMenuLabel("actions.midiInstruments.removeMap.tt");
                        putValue(SHORT_DESCRIPTION, s);
                        putValue(Action.SMALL_ICON, Res.iconDelete16);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        MidiInstrumentMap map = (MidiInstrumentMap)cbMaps.getSelectedItem();
                        RemoveMidiInstrumentMapDlg dlg = new RemoveMidiInstrumentMapDlg(map);
                        dlg.setVisible(true);
                        if(dlg.isCancelled()) return;
                        int id = dlg.getSelectedMap().getMapId();
                        CC.getSamplerModel().removeBackendMidiInstrumentMap(id);
                }
        }
        
        private class EditInstrument extends AbstractAction {
                EditInstrument() {
                        super(i18n.getLabel("MidiInstrumentMapsPage.EditInstrument"));
                        
                        String s = i18n.getLabel("MidiInstrumentMapsPage.EditInstrument.tt");
                        putValue(SHORT_DESCRIPTION, s);
                        putValue(Action.SMALL_ICON, Res.iconEdit16);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        MidiInstrument i = midiInstrumentTree.getSelectedInstrument();
                        EditMidiInstrumentDlg dlg = new EditMidiInstrumentDlg(i.getInfo());
                        dlg.setVisible(true);
                        
                        if(dlg.isCancelled()) return;
                        
                        MidiInstrumentInfo info = dlg.getInstrument();
                        CC.getSamplerModel().mapBackendMidiInstrument (
                                info.getMapId(), info.getMidiBank(), info.getMidiProgram(), info
                        );
                }
        }
        
        private class RemoveInstrument extends AbstractAction {
                RemoveInstrument() {
                        String s = i18n.getLabel("MidiInstrumentMapsPage.RemoveInstrument.tt");
                        putValue(SHORT_DESCRIPTION, s);
                        putValue(Action.SMALL_ICON, Res.iconDelete16);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        midiInstrumentTree.removeSelectedInstrumentOrBank();
                }
        }
        
        private final Handler handler = new Handler();
        
        private Handler
        getHandler() { return handler; }
        
        private class Handler implements ListListener<MidiInstrumentMap>,
                                MidiInstrumentMapListener, TreeSelectionListener {
                
                /** Invoked when a new map is added. */
                public void
                entryAdded(ListEvent<MidiInstrumentMap> e) {
                        MidiInstrumentMap map = e.getEntry();
                        if(cbMaps.getItemCount() == 0) cbMaps.setEnabled(true);
                        cbMaps.addItem(map);
                        cbMaps.setSelectedItem(map);
                        map.addMidiInstrumentMapListener(getHandler());
                }
        
                /** Invoked when a map is removed. */
                public void
                entryRemoved(ListEvent<MidiInstrumentMap> e) {
                        cbMaps.removeItem(e.getEntry());
                        if(cbMaps.getItemCount() == 0) cbMaps.setEnabled(false);
                        e.getEntry().removeMidiInstrumentMapListener(getHandler());
                }
                
                /** Invoked when the name of MIDI instrument map is changed. */
                public void
                nameChanged(MidiInstrumentMapEvent e) {
                        cbMaps.repaint();
                }
                
                /** Invoked when an instrument is added to a MIDI instrument map. */
                public void instrumentAdded(MidiInstrumentMapEvent e) { }
                
                /** Invoked when an instrument is removed from a MIDI instrument map. */
                public void instrumentRemoved(MidiInstrumentMapEvent e) { }
                
                public void
                valueChanged(TreeSelectionEvent e) {
                        removeInstrument.setEnabled(midiInstrumentTree.getSelectionCount() > 0);
                        boolean b = midiInstrumentTree.getSelectedInstrument() != null;
                        actionEditInstrument.setEnabled(b);
                }
        }
}
1	/*
2	* JSampler - a java front-end for LinuxSampler
3	*
4	* Copyright (C) 2005-2006 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.classic;
24
25	import java.awt.Dimension;
26
27	import java.awt.event.ActionEvent;
28	import java.awt.event.ActionListener;
29
30	import javax.swing.AbstractAction;
31	import javax.swing.Action;
32	import javax.swing.BorderFactory;
33	import javax.swing.Box;
34	import javax.swing.BoxLayout;
35	import javax.swing.JComboBox;
36	import javax.swing.JPanel;
37	import javax.swing.JScrollPane;
38	import javax.swing.JToolBar;
39
40	import javax.swing.event.TreeSelectionEvent;
41	import javax.swing.event.TreeSelectionListener;
42
43	import net.sf.juife.LinkButton;
44	import net.sf.juife.NavigationPage;
45
46	import org.jsampler.CC;
47	import org.jsampler.MidiInstrument;
48	import org.jsampler.MidiInstrumentMap;
49
50	import org.jsampler.event.ListEvent;
51	import org.jsampler.event.ListListener;
52	import org.jsampler.event.MidiInstrumentMapEvent;
53	import org.jsampler.event.MidiInstrumentMapListener;
54
55	import org.linuxsampler.lscp.MidiInstrumentInfo;
56
57	import static org.jsampler.view.classic.ClassicI18n.i18n;
58
59
60	/**
61	*
62	* @author Grigor Iliev
63	*/
64	public class MidiInstrumentMapsPage extends NavigationPage {
65	private final JToolBar tbMaps = new JToolBar();
66	private final JToolBar tbInstruments = new JToolBar();
67
68	private final EditMap actionEditMap = new EditMap();
69	private final RemoveMap actionRemoveMap = new RemoveMap();
70	private final EditInstrument actionEditInstrument = new EditInstrument();
71	private final RemoveInstrument removeInstrument = new RemoveInstrument();
72
73	private final ToolbarButton btnAddMap = new ToolbarButton(A4n.addMidiInstrumentMap);
74	private final ToolbarButton btnEditMap = new ToolbarButton(actionEditMap);
75	private final ToolbarButton btnRemoveMap = new ToolbarButton(actionRemoveMap);
76	private final ToolbarButton btnExportMaps = new ToolbarButton(A4n.exportMidiInstrumentMaps);
77	//private final ToolbarButton btnCloseMapBar = new ToolbarButton();
78
79	private final ToolbarButton btnAddInstrument =
80	new ToolbarButton(A4n.addMidiInstrumentWizard);
81
82	private final ToolbarButton btnEditInstrument = new ToolbarButton(actionEditInstrument);
83	private final ToolbarButton btnRemoveInstrument = new ToolbarButton(removeInstrument);
84	//private final ToolbarButton btnCloseInstrumentBar = new ToolbarButton();
85
86	private final JComboBox cbMaps = new JComboBox();
87	private final MidiInstrumentTree midiInstrumentTree = new MidiInstrumentTree();
88
89	/** Creates a new instance of MidiInstrumentMapsPage */
90	public
91	MidiInstrumentMapsPage() {
92	setTitle(i18n.getLabel("MidiInstrumentMapsPage.title"));
93	setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
94
95	/*btnCloseMapBar.setIcon(Res.iconClose8);
96	btnCloseMapBar.setMargin(new java.awt.Insets(0, 0, 0, 0));
97	btnCloseMapBar.addActionListener(new ActionListener() {
98	public void
99	actionPerformed(ActionEvent e) {
100	tbMaps.setVisible(false);
101	validate();
102	repaint();
103	}
104	});
105
106
107	btnCloseInstrumentBar.setIcon(Res.iconClose8);
108	btnCloseInstrumentBar.setMargin(new java.awt.Insets(0, 0, 0, 0));
109	btnCloseInstrumentBar.addActionListener(new ActionListener() {
110	public void
111	actionPerformed(ActionEvent e) {
112	tbInstruments.setVisible(false);
113	validate();
114	repaint();
115	}
116	});*/
117
118
119	tbMaps.add(btnAddMap);
120	tbMaps.add(btnEditMap);
121	tbMaps.add(btnRemoveMap);
122	//tbMaps.addSeparator();
123	//tbMaps.add(btnExportMaps);
124
125	/*tbMaps.add(Box.createHorizontalGlue());
126	tbMaps.add(btnCloseMapBar);*/
127
128	Dimension d = new Dimension(Short.MAX_VALUE, tbMaps.getPreferredSize().height);
129	tbMaps.setMaximumSize(d);
130	tbMaps.setFloatable(false);
131	tbMaps.setAlignmentX(LEFT_ALIGNMENT);
132
133	add(tbMaps);
134
135	JPanel p = new JPanel();
136	p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
137	p.setAlignmentX(LEFT_ALIGNMENT);
138	p.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
139
140	cbMaps.addActionListener(new ActionListener() {
141	public void
142	actionPerformed(ActionEvent e) { mapChanged(); }
143	});
144
145	for(MidiInstrumentMap m : CC.getSamplerModel().getMidiInstrumentMaps()) {
146	cbMaps.addItem(m);
147	m.addMidiInstrumentMapListener(getHandler());
148	}
149
150	cbMaps.setEnabled(cbMaps.getItemCount() > 0);
151
152	d = new Dimension(Short.MAX_VALUE, cbMaps.getPreferredSize().height);
153	cbMaps.setMaximumSize(d);
154
155	CC.getSamplerModel().addMidiInstrumentMapListListener(getHandler());
156
157	p.add(cbMaps);
158	p.add(Box.createRigidArea(new Dimension(0, 12)));
159	add(p);
160
161	tbInstruments.add(btnAddInstrument);
162	tbInstruments.add(btnEditInstrument);
163	tbInstruments.add(btnRemoveInstrument);
164
165	/*tbInstruments.add(Box.createHorizontalGlue());
166	tbInstruments.add(btnCloseInstrumentBar); */
167
168	d = new Dimension(Short.MAX_VALUE, tbInstruments.getPreferredSize().height);
169	tbInstruments.setMaximumSize(d);
170	tbInstruments.setFloatable(false);
171	tbInstruments.setAlignmentX(LEFT_ALIGNMENT);
172
173	add(tbInstruments);
174
175	p = new JPanel();
176	p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
177	p.setAlignmentX(LEFT_ALIGNMENT);
178	p.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
179
180	p.add(new JScrollPane(midiInstrumentTree));
181
182	add(p);
183
184	boolean b = cbMaps.getItemCount() != 0;
185	actionEditMap.setEnabled(b);
186	actionRemoveMap.setEnabled(b);
187	A4n.removeMidiInstrumentMap.setEnabled(b);
188
189	midiInstrumentTree.addTreeSelectionListener(getHandler());
190	removeInstrument.setEnabled(midiInstrumentTree.getSelectionCount() > 0);
191	actionEditInstrument.setEnabled(midiInstrumentTree.getSelectedInstrument() != null);
192	}
193
194	private void
195	mapChanged() {
196	MidiInstrumentMap map = (MidiInstrumentMap)cbMaps.getSelectedItem();
197	midiInstrumentTree.setMidiInstrumentMap(map);
198
199	boolean b = cbMaps.getItemCount() != 0;
200	actionEditMap.setEnabled(b);
201	actionRemoveMap.setEnabled(b);
202	A4n.removeMidiInstrumentMap.setEnabled(b);
203	}
204
205
206	private class EditMap extends AbstractAction {
207	EditMap() {
208	super(i18n.getLabel("MidiInstrumentMapsPage.editMap"));
209
210	String s = i18n.getLabel("MidiInstrumentMapsPage.editMap.tt");
211	putValue(SHORT_DESCRIPTION, s);
212	putValue(Action.SMALL_ICON, Res.iconEdit16);
213	}
214
215	public void
216	actionPerformed(ActionEvent e) {
217	MidiInstrumentMap map = (MidiInstrumentMap)cbMaps.getSelectedItem();
218	int id = map.getMapId();
219	AddMidiInstrumentMapDlg dlg = new AddMidiInstrumentMapDlg();
220	dlg.setTitle(i18n.getLabel("MidiInstrumentMapsPage.editMap"));
221	dlg.setMapName(map.getName());
222	dlg.setVisible(true);
223	if(dlg.isCancelled()) return;
224
225	map.setName(dlg.getMapName());
226	CC.getSamplerModel().setBackendMidiInstrumentMapName(id, dlg.getMapName());
227	}
228	}
229
230	private class RemoveMap extends AbstractAction {
231	RemoveMap() {
232	super(i18n.getMenuLabel("actions.midiInstruments.removeMap"));
233
234	String s = i18n.getMenuLabel("actions.midiInstruments.removeMap.tt");
235	putValue(SHORT_DESCRIPTION, s);
236	putValue(Action.SMALL_ICON, Res.iconDelete16);
237	}
238
239	public void
240	actionPerformed(ActionEvent e) {
241	MidiInstrumentMap map = (MidiInstrumentMap)cbMaps.getSelectedItem();
242	RemoveMidiInstrumentMapDlg dlg = new RemoveMidiInstrumentMapDlg(map);
243	dlg.setVisible(true);
244	if(dlg.isCancelled()) return;
245	int id = dlg.getSelectedMap().getMapId();
246	CC.getSamplerModel().removeBackendMidiInstrumentMap(id);
247	}
248	}
249
250	private class EditInstrument extends AbstractAction {
251	EditInstrument() {
252	super(i18n.getLabel("MidiInstrumentMapsPage.EditInstrument"));
253
254	String s = i18n.getLabel("MidiInstrumentMapsPage.EditInstrument.tt");
255	putValue(SHORT_DESCRIPTION, s);
256	putValue(Action.SMALL_ICON, Res.iconEdit16);
257	}
258
259	public void
260	actionPerformed(ActionEvent e) {
261	MidiInstrument i = midiInstrumentTree.getSelectedInstrument();
262	EditMidiInstrumentDlg dlg = new EditMidiInstrumentDlg(i.getInfo());
263	dlg.setVisible(true);
264
265	if(dlg.isCancelled()) return;
266
267	MidiInstrumentInfo info = dlg.getInstrument();
268	CC.getSamplerModel().mapBackendMidiInstrument (
269	info.getMapId(), info.getMidiBank(), info.getMidiProgram(), info
270	);
271	}
272	}
273
274	private class RemoveInstrument extends AbstractAction {
275	RemoveInstrument() {
276	String s = i18n.getLabel("MidiInstrumentMapsPage.RemoveInstrument.tt");
277	putValue(SHORT_DESCRIPTION, s);
278	putValue(Action.SMALL_ICON, Res.iconDelete16);
279	}
280
281	public void
282	actionPerformed(ActionEvent e) {
283	midiInstrumentTree.removeSelectedInstrumentOrBank();
284	}
285	}
286
287	private final Handler handler = new Handler();
288
289	private Handler
290	getHandler() { return handler; }
291
292	private class Handler implements ListListener<MidiInstrumentMap>,
293	MidiInstrumentMapListener, TreeSelectionListener {
294
295	/** Invoked when a new map is added. */
296	public void
297	entryAdded(ListEvent<MidiInstrumentMap> e) {
298	MidiInstrumentMap map = e.getEntry();
299	if(cbMaps.getItemCount() == 0) cbMaps.setEnabled(true);
300	cbMaps.addItem(map);
301	cbMaps.setSelectedItem(map);
302	map.addMidiInstrumentMapListener(getHandler());
303	}
304
305	/** Invoked when a map is removed. */
306	public void
307	entryRemoved(ListEvent<MidiInstrumentMap> e) {
308	cbMaps.removeItem(e.getEntry());
309	if(cbMaps.getItemCount() == 0) cbMaps.setEnabled(false);
310	e.getEntry().removeMidiInstrumentMapListener(getHandler());
311	}
312
313	/** Invoked when the name of MIDI instrument map is changed. */
314	public void
315	nameChanged(MidiInstrumentMapEvent e) {
316	cbMaps.repaint();
317	}
318
319	/** Invoked when an instrument is added to a MIDI instrument map. */
320	public void instrumentAdded(MidiInstrumentMapEvent e) { }
321
322	/** Invoked when an instrument is removed from a MIDI instrument map. */
323	public void instrumentRemoved(MidiInstrumentMapEvent e) { }
324
325	public void
326	valueChanged(TreeSelectionEvent e) {
327	removeInstrument.setEnabled(midiInstrumentTree.getSelectionCount() > 0);
328	boolean b = midiInstrumentTree.getSelectedInstrument() != null;
329	actionEditInstrument.setEnabled(b);
330	}
331	}
332	}