view/std/JSOrchestraPane.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2007 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.std;

import java.awt.BorderLayout;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.Window;

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

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;

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

import net.sf.juife.JuifeUtils;

import org.jsampler.CC;
import org.jsampler.DefaultOrchestraModel;
import org.jsampler.OrchestraInstrument;
import org.jsampler.MidiInstrumentMap;
import org.jsampler.OrchestraModel;
import org.jsampler.SamplerChannelModel;

import org.jsampler.event.ListEvent;
import org.jsampler.event.ListListener;
import org.jsampler.event.SamplerChannelListEvent;
import org.jsampler.event.SamplerChannelListListener;

import org.jsampler.view.InstrumentTable;
import org.jsampler.view.InstrumentTableModel;

import org.linuxsampler.lscp.MidiInstrumentEntry;
import org.linuxsampler.lscp.MidiInstrumentInfo;

import static org.jsampler.view.std.StdI18n.i18n;

/**
 *
 * @author Grigor Iliev
 */
public class JSOrchestraPane extends JPanel {
        protected final InstrumentTable instrumentTable;
        
        protected final Action actionAddInstrument = new AddInstrumentAction();
        protected final Action actionEditInstrument = new EditInstrumentAction();
        protected final Action actionDeleteInstrument = new DeleteInstrumentAction();
        protected final Action actionInstrumentUp = new InstrumentUpAction();
        protected final Action actionInstrumentDown = new InstrumentDownAction();
        
        private OrchestraModel orchestra;
        
        /** Creates a new instance of <code>JSOrchestraPane</code> */
        public
        JSOrchestraPane() {
                this(null);
        }
        
        /** Creates a new instance of <code>JSOrchestraPane</code> */
        public
        JSOrchestraPane(OrchestraModel orchestra) {
                instrumentTable = new InstrumentTable();
                setOrchestra(orchestra);
                
                setLayout(new BorderLayout());
                JScrollPane sp = new JScrollPane(instrumentTable);
                add(sp);
                
                installListeneres();
        }
        
        private void
        installListeneres() {
                InstrumentSelectionHandler l = new InstrumentSelectionHandler();
                instrumentTable.getSelectionModel().addListSelectionListener(l);
                
                instrumentTable.addMouseListener(new MouseAdapter() {
                        public void
                        mousePressed(MouseEvent e) {
                                if(e.getButton() != e.BUTTON3) return;
                                
                                int i = instrumentTable.rowAtPoint(e.getPoint());
                                if(i == -1) return;
                                
                                instrumentTable.getSelectionModel().setSelectionInterval(i, i);
                                
                        }
                        
                        public void
                        mouseClicked(MouseEvent e) {
                                if(e.getClickCount() < 2) return;
                                
                                if(instrumentTable.getSelectedInstrument() == null) return;
                                editInstrument(instrumentTable.getSelectedInstrument());
                        }
                });
                
                ContextMenu contextMenu = new ContextMenu();
                instrumentTable.addMouseListener(contextMenu);
        }
        
        public void
        setOrchestra(OrchestraModel orchestra) {
                this.orchestra = orchestra;
                if(orchestra == null) {
                        orchestra = new DefaultOrchestraModel();
                        actionAddInstrument.setEnabled(false);
                } else {
                        actionAddInstrument.setEnabled(true);
                }
                instrumentTable.getModel().setOrchestraModel(orchestra);
        }
        
        public OrchestraInstrument
        getSelectedInstrument() { return instrumentTable.getSelectedInstrument(); }
        
        /**
         * Invoked when the user initiates the creation of new instrument.
         * @return The instrument to add
         * or <code>null</code> if the user cancelled the task.
         */
        public OrchestraInstrument
        createInstrument() {
                JSAddOrEditInstrumentDlg dlg = new JSAddOrEditInstrumentDlg();
                dlg.setVisible(true);
                
                if(dlg.isCancelled()) return null;
                return dlg.getInstrument();
        }
        
        public void
        editInstrument(OrchestraInstrument instr) {
                JSAddOrEditInstrumentDlg dlg = new JSAddOrEditInstrumentDlg(instr);
                dlg.setVisible(true);
        }
        
        private class InstrumentSelectionHandler implements ListSelectionListener {
                public void
                valueChanged(ListSelectionEvent e) {
                        if(e.getValueIsAdjusting()) return;
                        
                        if(instrumentTable.getSelectedInstrument() == null) {
                                actionEditInstrument.setEnabled(false);
                                actionDeleteInstrument.setEnabled(false);
                                actionInstrumentUp.setEnabled(false);
                                actionInstrumentDown.setEnabled(false);
                                return;
                        }
                        
                        actionEditInstrument.setEnabled(true);
                        actionDeleteInstrument.setEnabled(true);
                        
                        int idx = instrumentTable.getSelectedRow();
                        actionInstrumentUp.setEnabled(idx != 0);
                        actionInstrumentDown.setEnabled(idx != instrumentTable.getRowCount() - 1);
                }
        }
        
        private class AddInstrumentAction extends AbstractAction {
                AddInstrumentAction() {
                        super("");
                        
                        String s = i18n.getLabel("JSOrchestraPane.ttAddInstrument");
                        putValue(SHORT_DESCRIPTION, s);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        OrchestraInstrument instr = createInstrument();
                        if(instr == null) return;
                        orchestra.addInstrument(instr);
                }
        }
        
        private class EditInstrumentAction extends AbstractAction {
                EditInstrumentAction() {
                        super("");
                        
                        String s = i18n.getLabel("JSOrchestraPane.ttEditInstrument");
                        putValue(SHORT_DESCRIPTION, s);
                        
                        setEnabled(false);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        editInstrument(instrumentTable.getSelectedInstrument());
                }
        }
        
        private class DeleteInstrumentAction extends AbstractAction {
                DeleteInstrumentAction() {
                        super("");
                        
                        String s = i18n.getLabel("JSOrchestraPane.ttDeleteInstrument");
                        putValue(SHORT_DESCRIPTION, s);
                        
                        setEnabled(false);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        if(instr == null) return;
                        int i = instrumentTable.getSelectedRow();
                        orchestra.removeInstrument(instr);
                        
                        if(instrumentTable.getRowCount() > i) {
                                instrumentTable.getSelectionModel().setSelectionInterval(i, i);
                        }
                }
        }
        
        private class InstrumentUpAction extends AbstractAction {
                InstrumentUpAction() {
                        super("");
                        
                        String s = i18n.getLabel("JSOrchestraPane.ttInstrumentUp");
                        putValue(SHORT_DESCRIPTION, s);
                        
                        setEnabled(false);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        instrumentTable.getModel().getOrchestraModel().moveInstrumentUp(instr);
                        instrumentTable.setSelectedInstrument(instr);
                }
        }
        
        private class InstrumentDownAction extends AbstractAction {
                InstrumentDownAction() {
                        super("");
                        
                        String s = i18n.getLabel("JSOrchestraPane.ttInstrumentDown");
                        putValue(SHORT_DESCRIPTION, s);
                        
                        setEnabled(false);
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        instrumentTable.getModel().getOrchestraModel().moveInstrumentDown(instr);
                        instrumentTable.setSelectedInstrument(instr);
                }
        }
        
        
        
        private class LoadInstrumentAction extends AbstractAction {
                private final SamplerChannelModel channelModel;
                
                LoadInstrumentAction(SamplerChannelModel model) {
                        String s = "instrumentsdb.actions.loadInstrument.onChannel";
                        putValue(Action.NAME, i18n.getMenuLabel(s, model.getChannelId()));
                        channelModel = model;
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        if(instr == null) return;
                        
                        int idx = instr.getInstrumentIndex();
                        channelModel.setBackendEngineType(instr.getEngine());
                        channelModel.loadBackendInstrument(instr.getFilePath(), idx);
                }
        }
        
        class AddToMidiMapAction extends AbstractAction {
                private final MidiInstrumentMap midiMap;
                
                AddToMidiMapAction(MidiInstrumentMap map) {
                        super(map.getName());
                        midiMap = map;
                }
                
                public void
                actionPerformed(ActionEvent e) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        if(instr == null) return;
                        
                        JSAddMidiInstrumentDlg dlg;
                        Window w = JuifeUtils.getWindow(JSOrchestraPane.this);
                        if(w instanceof Dialog) {
                                dlg = new JSAddMidiInstrumentDlg((Dialog)w, midiMap, instr);
                        } else if(w instanceof Frame) {
                                dlg = new JSAddMidiInstrumentDlg((Frame)w, midiMap, instr);
                        } else {
                                dlg = new JSAddMidiInstrumentDlg((Frame)null, midiMap, instr);
                        }
                        
                        dlg.setVisible(true);
                }
        }
        
        
        class ContextMenu extends MouseAdapter
                          implements SamplerChannelListListener, ListSelectionListener {
                
                private final JPopupMenu cmenu = new JPopupMenu();
                JMenuItem miEdit = new JMenuItem(i18n.getMenuLabel("ContextMenu.edit"));
                
                JMenu mLoadInstrument =
                        new JMenu(i18n.getMenuLabel("JSOrchestraPane.loadInstrument"));
                
                JMenu mMapInstrument =
                        new JMenu(i18n.getMenuLabel("JSOrchestraPane.mapInstrument"));
                
                ContextMenu() {
                        cmenu.add(miEdit);
                        miEdit.addActionListener(new ActionListener() {
                                public void
                                actionPerformed(ActionEvent e) {
                                        actionEditInstrument.actionPerformed(null);
                                }
                        });
                        
                        JMenuItem mi = new JMenuItem(i18n.getMenuLabel("ContextMenu.delete"));
                        cmenu.add(mi);
                        mi.addActionListener(new ActionListener() {
                                public void
                                actionPerformed(ActionEvent e) {
                                        actionDeleteInstrument.actionPerformed(null);
                                }
                        });
                        
                        cmenu.addSeparator();
                        
                        cmenu.add(mLoadInstrument);
                        cmenu.add(mMapInstrument);
                        
                        CC.getSamplerModel().addSamplerChannelListListener(this);
                        instrumentTable.getSelectionModel().addListSelectionListener(this);
                        
                        ListListener<MidiInstrumentMap> l = new ListListener<MidiInstrumentMap>() {
                                public void
                                entryAdded(ListEvent<MidiInstrumentMap> e) {
                                        updateAddToMidiMapMenu(mMapInstrument);
                                }
                                
                                public void
                                entryRemoved(ListEvent<MidiInstrumentMap> e) {
                                        updateAddToMidiMapMenu(mMapInstrument);
                                }
                        };
                        
                        CC.getSamplerModel().addMidiInstrumentMapListListener(l);       
                }
                
                private void
                updateLoadInstrumentMenu(JMenu menu) {
                        menu.removeAll();
                        for(SamplerChannelModel m : CC.getSamplerModel().getChannels()) {
                                menu.add(new JMenuItem(new LoadInstrumentAction(m)));
                        }
                        
                        updateLoadInstrumentMenuState(menu);
                }
                
                private void
                updateLoadInstrumentMenuState(JMenu menu) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        boolean b = instr == null;
                        b = b || CC.getSamplerModel().getChannelCount() == 0;
                        menu.setEnabled(!b);
                }
                
                private void
                updateAddToMidiMapMenu(JMenu menu) {
                        menu.removeAll();
                        for(int i = 0; i < CC.getSamplerModel().getMidiInstrumentMapCount(); i++) {
                                MidiInstrumentMap m = CC.getSamplerModel().getMidiInstrumentMap(i);
                                menu.add(new JMenuItem(new AddToMidiMapAction(m)));
                        }
                        
                        updateAddToMidiMapMenuState(menu);
                }
                
                private void
                updateAddToMidiMapMenuState(JMenu menu) {
                        OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
                        boolean b = instr == null;
                        b = b || CC.getSamplerModel().getMidiInstrumentMapCount() == 0;
                        menu.setEnabled(!b);
                }
                
                public void
                valueChanged(ListSelectionEvent e) {
                        updateLoadInstrumentMenuState(mLoadInstrument);
                        updateAddToMidiMapMenuState(mMapInstrument);
                }
                
                public void
                channelAdded(SamplerChannelListEvent e) {
                        if(CC.getSamplerModel().getChannelListIsAdjusting()) return;
                        updateLoadInstrumentMenu(mLoadInstrument);
                }
                
                public void
                channelRemoved(SamplerChannelListEvent e) {
                        updateLoadInstrumentMenu(mLoadInstrument);
                }
                
                public void
                mousePressed(MouseEvent e) {
                        if(e.isPopupTrigger()) show(e);
                }
        
                public void
                mouseReleased(MouseEvent e) {
                        if(e.isPopupTrigger()) show(e);
                }
        
                void
                show(MouseEvent e) {
                        cmenu.show(e.getComponent(), e.getX(), e.getY());
                }
        }
}
1	/*
2	* JSampler - a java front-end for LinuxSampler
3	*
4	* Copyright (C) 2005-2007 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.std;
24
25	import java.awt.BorderLayout;
26	import java.awt.Dialog;
27	import java.awt.Frame;
28	import java.awt.Window;
29
30	import java.awt.event.ActionEvent;
31	import java.awt.event.ActionListener;
32	import java.awt.event.MouseAdapter;
33	import java.awt.event.MouseEvent;
34
35	import javax.swing.AbstractAction;
36	import javax.swing.Action;
37	import javax.swing.JMenu;
38	import javax.swing.JMenuItem;
39	import javax.swing.JPanel;
40	import javax.swing.JPopupMenu;
41	import javax.swing.JScrollPane;
42
43	import javax.swing.event.ListSelectionEvent;
44	import javax.swing.event.ListSelectionListener;
45
46	import net.sf.juife.JuifeUtils;
47
48	import org.jsampler.CC;
49	import org.jsampler.DefaultOrchestraModel;
50	import org.jsampler.OrchestraInstrument;
51	import org.jsampler.MidiInstrumentMap;
52	import org.jsampler.OrchestraModel;
53	import org.jsampler.SamplerChannelModel;
54
55	import org.jsampler.event.ListEvent;
56	import org.jsampler.event.ListListener;
57	import org.jsampler.event.SamplerChannelListEvent;
58	import org.jsampler.event.SamplerChannelListListener;
59
60	import org.jsampler.view.InstrumentTable;
61	import org.jsampler.view.InstrumentTableModel;
62
63	import org.linuxsampler.lscp.MidiInstrumentEntry;
64	import org.linuxsampler.lscp.MidiInstrumentInfo;
65
66	import static org.jsampler.view.std.StdI18n.i18n;
67
68	/**
69	*
70	* @author Grigor Iliev
71	*/
72	public class JSOrchestraPane extends JPanel {
73	protected final InstrumentTable instrumentTable;
74
75	protected final Action actionAddInstrument = new AddInstrumentAction();
76	protected final Action actionEditInstrument = new EditInstrumentAction();
77	protected final Action actionDeleteInstrument = new DeleteInstrumentAction();
78	protected final Action actionInstrumentUp = new InstrumentUpAction();
79	protected final Action actionInstrumentDown = new InstrumentDownAction();
80
81	private OrchestraModel orchestra;
82
83	/** Creates a new instance of <code>JSOrchestraPane</code> */
84	public
85	JSOrchestraPane() {
86	this(null);
87	}
88
89	/** Creates a new instance of <code>JSOrchestraPane</code> */
90	public
91	JSOrchestraPane(OrchestraModel orchestra) {
92	instrumentTable = new InstrumentTable();
93	setOrchestra(orchestra);
94
95	setLayout(new BorderLayout());
96	JScrollPane sp = new JScrollPane(instrumentTable);
97	add(sp);
98
99	installListeneres();
100	}
101
102	private void
103	installListeneres() {
104	InstrumentSelectionHandler l = new InstrumentSelectionHandler();
105	instrumentTable.getSelectionModel().addListSelectionListener(l);
106
107	instrumentTable.addMouseListener(new MouseAdapter() {
108	public void
109	mousePressed(MouseEvent e) {
110	if(e.getButton() != e.BUTTON3) return;
111
112	int i = instrumentTable.rowAtPoint(e.getPoint());
113	if(i == -1) return;
114
115	instrumentTable.getSelectionModel().setSelectionInterval(i, i);
116
117	}
118
119	public void
120	mouseClicked(MouseEvent e) {
121	if(e.getClickCount() < 2) return;
122
123	if(instrumentTable.getSelectedInstrument() == null) return;
124	editInstrument(instrumentTable.getSelectedInstrument());
125	}
126	});
127
128	ContextMenu contextMenu = new ContextMenu();
129	instrumentTable.addMouseListener(contextMenu);
130	}
131
132	public void
133	setOrchestra(OrchestraModel orchestra) {
134	this.orchestra = orchestra;
135	if(orchestra == null) {
136	orchestra = new DefaultOrchestraModel();
137	actionAddInstrument.setEnabled(false);
138	} else {
139	actionAddInstrument.setEnabled(true);
140	}
141	instrumentTable.getModel().setOrchestraModel(orchestra);
142	}
143
144	public OrchestraInstrument
145	getSelectedInstrument() { return instrumentTable.getSelectedInstrument(); }
146
147	/**
148	* Invoked when the user initiates the creation of new instrument.
149	* @return The instrument to add
150	* or <code>null</code> if the user cancelled the task.
151	*/
152	public OrchestraInstrument
153	createInstrument() {
154	JSAddOrEditInstrumentDlg dlg = new JSAddOrEditInstrumentDlg();
155	dlg.setVisible(true);
156
157	if(dlg.isCancelled()) return null;
158	return dlg.getInstrument();
159	}
160
161	public void
162	editInstrument(OrchestraInstrument instr) {
163	JSAddOrEditInstrumentDlg dlg = new JSAddOrEditInstrumentDlg(instr);
164	dlg.setVisible(true);
165	}
166
167	private class InstrumentSelectionHandler implements ListSelectionListener {
168	public void
169	valueChanged(ListSelectionEvent e) {
170	if(e.getValueIsAdjusting()) return;
171
172	if(instrumentTable.getSelectedInstrument() == null) {
173	actionEditInstrument.setEnabled(false);
174	actionDeleteInstrument.setEnabled(false);
175	actionInstrumentUp.setEnabled(false);
176	actionInstrumentDown.setEnabled(false);
177	return;
178	}
179
180	actionEditInstrument.setEnabled(true);
181	actionDeleteInstrument.setEnabled(true);
182
183	int idx = instrumentTable.getSelectedRow();
184	actionInstrumentUp.setEnabled(idx != 0);
185	actionInstrumentDown.setEnabled(idx != instrumentTable.getRowCount() - 1);
186	}
187	}
188
189	private class AddInstrumentAction extends AbstractAction {
190	AddInstrumentAction() {
191	super("");
192
193	String s = i18n.getLabel("JSOrchestraPane.ttAddInstrument");
194	putValue(SHORT_DESCRIPTION, s);
195	}
196
197	public void
198	actionPerformed(ActionEvent e) {
199	OrchestraInstrument instr = createInstrument();
200	if(instr == null) return;
201	orchestra.addInstrument(instr);
202	}
203	}
204
205	private class EditInstrumentAction extends AbstractAction {
206	EditInstrumentAction() {
207	super("");
208
209	String s = i18n.getLabel("JSOrchestraPane.ttEditInstrument");
210	putValue(SHORT_DESCRIPTION, s);
211
212	setEnabled(false);
213	}
214
215	public void
216	actionPerformed(ActionEvent e) {
217	editInstrument(instrumentTable.getSelectedInstrument());
218	}
219	}
220
221	private class DeleteInstrumentAction extends AbstractAction {
222	DeleteInstrumentAction() {
223	super("");
224
225	String s = i18n.getLabel("JSOrchestraPane.ttDeleteInstrument");
226	putValue(SHORT_DESCRIPTION, s);
227
228	setEnabled(false);
229	}
230
231	public void
232	actionPerformed(ActionEvent e) {
233	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
234	if(instr == null) return;
235	int i = instrumentTable.getSelectedRow();
236	orchestra.removeInstrument(instr);
237
238	if(instrumentTable.getRowCount() > i) {
239	instrumentTable.getSelectionModel().setSelectionInterval(i, i);
240	}
241	}
242	}
243
244	private class InstrumentUpAction extends AbstractAction {
245	InstrumentUpAction() {
246	super("");
247
248	String s = i18n.getLabel("JSOrchestraPane.ttInstrumentUp");
249	putValue(SHORT_DESCRIPTION, s);
250
251	setEnabled(false);
252	}
253
254	public void
255	actionPerformed(ActionEvent e) {
256	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
257	instrumentTable.getModel().getOrchestraModel().moveInstrumentUp(instr);
258	instrumentTable.setSelectedInstrument(instr);
259	}
260	}
261
262	private class InstrumentDownAction extends AbstractAction {
263	InstrumentDownAction() {
264	super("");
265
266	String s = i18n.getLabel("JSOrchestraPane.ttInstrumentDown");
267	putValue(SHORT_DESCRIPTION, s);
268
269	setEnabled(false);
270	}
271
272	public void
273	actionPerformed(ActionEvent e) {
274	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
275	instrumentTable.getModel().getOrchestraModel().moveInstrumentDown(instr);
276	instrumentTable.setSelectedInstrument(instr);
277	}
278	}
279
280
281
282	private class LoadInstrumentAction extends AbstractAction {
283	private final SamplerChannelModel channelModel;
284
285	LoadInstrumentAction(SamplerChannelModel model) {
286	String s = "instrumentsdb.actions.loadInstrument.onChannel";
287	putValue(Action.NAME, i18n.getMenuLabel(s, model.getChannelId()));
288	channelModel = model;
289	}
290
291	public void
292	actionPerformed(ActionEvent e) {
293	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
294	if(instr == null) return;
295
296	int idx = instr.getInstrumentIndex();
297	channelModel.setBackendEngineType(instr.getEngine());
298	channelModel.loadBackendInstrument(instr.getFilePath(), idx);
299	}
300	}
301
302	class AddToMidiMapAction extends AbstractAction {
303	private final MidiInstrumentMap midiMap;
304
305	AddToMidiMapAction(MidiInstrumentMap map) {
306	super(map.getName());
307	midiMap = map;
308	}
309
310	public void
311	actionPerformed(ActionEvent e) {
312	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
313	if(instr == null) return;
314
315	JSAddMidiInstrumentDlg dlg;
316	Window w = JuifeUtils.getWindow(JSOrchestraPane.this);
317	if(w instanceof Dialog) {
318	dlg = new JSAddMidiInstrumentDlg((Dialog)w, midiMap, instr);
319	} else if(w instanceof Frame) {
320	dlg = new JSAddMidiInstrumentDlg((Frame)w, midiMap, instr);
321	} else {
322	dlg = new JSAddMidiInstrumentDlg((Frame)null, midiMap, instr);
323	}
324
325	dlg.setVisible(true);
326	}
327	}
328
329
330	class ContextMenu extends MouseAdapter
331	implements SamplerChannelListListener, ListSelectionListener {
332
333	private final JPopupMenu cmenu = new JPopupMenu();
334	JMenuItem miEdit = new JMenuItem(i18n.getMenuLabel("ContextMenu.edit"));
335
336	JMenu mLoadInstrument =
337	new JMenu(i18n.getMenuLabel("JSOrchestraPane.loadInstrument"));
338
339	JMenu mMapInstrument =
340	new JMenu(i18n.getMenuLabel("JSOrchestraPane.mapInstrument"));
341
342	ContextMenu() {
343	cmenu.add(miEdit);
344	miEdit.addActionListener(new ActionListener() {
345	public void
346	actionPerformed(ActionEvent e) {
347	actionEditInstrument.actionPerformed(null);
348	}
349	});
350
351	JMenuItem mi = new JMenuItem(i18n.getMenuLabel("ContextMenu.delete"));
352	cmenu.add(mi);
353	mi.addActionListener(new ActionListener() {
354	public void
355	actionPerformed(ActionEvent e) {
356	actionDeleteInstrument.actionPerformed(null);
357	}
358	});
359
360	cmenu.addSeparator();
361
362	cmenu.add(mLoadInstrument);
363	cmenu.add(mMapInstrument);
364
365	CC.getSamplerModel().addSamplerChannelListListener(this);
366	instrumentTable.getSelectionModel().addListSelectionListener(this);
367
368	ListListener<MidiInstrumentMap> l = new ListListener<MidiInstrumentMap>() {
369	public void
370	entryAdded(ListEvent<MidiInstrumentMap> e) {
371	updateAddToMidiMapMenu(mMapInstrument);
372	}
373
374	public void
375	entryRemoved(ListEvent<MidiInstrumentMap> e) {
376	updateAddToMidiMapMenu(mMapInstrument);
377	}
378	};
379
380	CC.getSamplerModel().addMidiInstrumentMapListListener(l);
381	}
382
383	private void
384	updateLoadInstrumentMenu(JMenu menu) {
385	menu.removeAll();
386	for(SamplerChannelModel m : CC.getSamplerModel().getChannels()) {
387	menu.add(new JMenuItem(new LoadInstrumentAction(m)));
388	}
389
390	updateLoadInstrumentMenuState(menu);
391	}
392
393	private void
394	updateLoadInstrumentMenuState(JMenu menu) {
395	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
396	boolean b = instr == null;
397	b = b \|\| CC.getSamplerModel().getChannelCount() == 0;
398	menu.setEnabled(!b);
399	}
400
401	private void
402	updateAddToMidiMapMenu(JMenu menu) {
403	menu.removeAll();
404	for(int i = 0; i < CC.getSamplerModel().getMidiInstrumentMapCount(); i++) {
405	MidiInstrumentMap m = CC.getSamplerModel().getMidiInstrumentMap(i);
406	menu.add(new JMenuItem(new AddToMidiMapAction(m)));
407	}
408
409	updateAddToMidiMapMenuState(menu);
410	}
411
412	private void
413	updateAddToMidiMapMenuState(JMenu menu) {
414	OrchestraInstrument instr = instrumentTable.getSelectedInstrument();
415	boolean b = instr == null;
416	b = b \|\| CC.getSamplerModel().getMidiInstrumentMapCount() == 0;
417	menu.setEnabled(!b);
418	}
419
420	public void
421	valueChanged(ListSelectionEvent e) {
422	updateLoadInstrumentMenuState(mLoadInstrument);
423	updateAddToMidiMapMenuState(mMapInstrument);
424	}
425
426	public void
427	channelAdded(SamplerChannelListEvent e) {
428	if(CC.getSamplerModel().getChannelListIsAdjusting()) return;
429	updateLoadInstrumentMenu(mLoadInstrument);
430	}
431
432	public void
433	channelRemoved(SamplerChannelListEvent e) {
434	updateLoadInstrumentMenu(mLoadInstrument);
435	}
436
437	public void
438	mousePressed(MouseEvent e) {
439	if(e.isPopupTrigger()) show(e);
440	}
441
442	public void
443	mouseReleased(MouseEvent e) {
444	if(e.isPopupTrigger()) show(e);
445	}
446
447	void
448	show(MouseEvent e) {
449	cmenu.show(e.getComponent(), e.getX(), e.getY());
450	}
451	}
452	}