view/std/JSInstrumentChooser.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.Dimension;
import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;

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

import java.awt.event.FocusAdapter;
import java.awt.event.FocusEvent;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JSpinner;
import javax.swing.JTextField;
import javax.swing.SpinnerNumberModel;

import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;

import net.sf.juife.OkCancelDialog;

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

import org.jsampler.CC;
import org.jsampler.Instrument;
import org.jsampler.JSPrefs;
import org.jsampler.OrchestraModel;

import org.jsampler.task.InstrumentsDb;

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

/**
 *
 * @author Grigor Iliev
 */
public class JSInstrumentChooser extends OkCancelDialog {
        private final JRadioButton rbSelectFromOrchestra =
                new JRadioButton(i18n.getLabel("JSInstrumentChooser.rbSelectFromOrchestra"));
        private final JRadioButton rbSelectFromDb =
                new JRadioButton(i18n.getLabel("JSInstrumentChooser.rbSelectFromDb"));
        private final JRadioButton rbSelectFromFile =
                new JRadioButton(i18n.getLabel("JSInstrumentChooser.rbSelectFromFile"));
        
        
        private final JLabel lOrchestra =
                new JLabel(i18n.getLabel("JSInstrumentChooser.lOrchestra"));
        
        private final JLabel lInstrument =
                new JLabel(i18n.getLabel("JSInstrumentChooser.lInstrument"));
        
        private final JComboBox cbOrchestras = new JComboBox();
        private final JComboBox cbInstruments = new JComboBox();
        
        
        private final JTextField tfDbInstrument = new JTextField();
        private final JButton btnBrowseDb;
        
        private final JLabel lFilename = new JLabel(i18n.getLabel("JSInstrumentChooser.lFilename"));
        private final JLabel lIndex = new JLabel(i18n.getLabel("JSInstrumentChooser.lIndex"));
        
        private final JTextField tfFilename = new JTextField();
        private final JSpinner spinnerIndex = new JSpinner(new SpinnerNumberModel(0, 0, 500, 1));
        
        private final JButton btnBrowse;
        
        private String instrumentFile = null;
        private int instrumentIndex = 0;
        private String engine = null;
        
        /**
         * Creates a new instance of JSInstrumentChooser
         */
        public JSInstrumentChooser(Frame owner) {
                super(owner, i18n.getLabel("JSInstrumentChooser.title"));
                
                btnOk.setEnabled(false);
                Icon iconBrowse = CC.getViewConfig().getInstrumentsDbTreeView().getOpenIcon();
                btnBrowseDb = new JButton(iconBrowse);
                btnBrowse = new JButton(iconBrowse);
                
                ButtonGroup group = new ButtonGroup();
                group.add(rbSelectFromOrchestra);
                group.add(rbSelectFromDb);
                group.add(rbSelectFromFile);
                
                rbSelectFromOrchestra.addActionListener(getHandler());
                rbSelectFromDb.addActionListener(getHandler());
                rbSelectFromFile.addActionListener(getHandler());
                rbSelectFromOrchestra.doClick(0);
                
                cbOrchestras.addFocusListener(getHandler());
                cbInstruments.addFocusListener(getHandler());
                
                tfDbInstrument.addFocusListener(getHandler());
                tfDbInstrument.getDocument().addDocumentListener(getHandler());
                
                tfFilename.addFocusListener(getHandler());
                tfFilename.getDocument().addDocumentListener(getHandler());
                
                spinnerIndex.addChangeListener(new ChangeListener() {
                        public void
                        stateChanged(ChangeEvent e) {
                                if(!rbSelectFromFile.isSelected()) rbSelectFromFile.doClick(0);
                        }
                });
                
                JPanel mainPane = new JPanel();
                mainPane.setLayout(new BoxLayout(mainPane, BoxLayout.Y_AXIS));
                
                rbSelectFromOrchestra.setAlignmentX(LEFT_ALIGNMENT);
                mainPane.add(rbSelectFromOrchestra);
                
                JPanel orchestraPane = createOrchestraPane();
                orchestraPane.setBorder(BorderFactory.createEmptyBorder(0, 32, 17, 0));
                mainPane.add(orchestraPane);
                
                rbSelectFromDb.setAlignmentX(LEFT_ALIGNMENT);
                mainPane.add(rbSelectFromDb);
                
                JPanel dbPane = createDbPane();
                dbPane.setBorder(BorderFactory.createEmptyBorder(0, 32, 17, 0));
                mainPane.add(dbPane);
                
                rbSelectFromFile.setAlignmentX(LEFT_ALIGNMENT);
                mainPane.add(rbSelectFromFile);
                
                JPanel filePane = createFilePane();
                filePane.setBorder(BorderFactory.createEmptyBorder(0, 32, 0, 0));
                mainPane.add(filePane);
                
                setMainPane(mainPane);
                
                if(!CC.getSamplerModel().getServerInfo().hasInstrumentsDbSupport()) {
                        rbSelectFromDb.setEnabled(false);
                        tfDbInstrument.setEnabled(false);
                        btnBrowseDb.setEnabled(false);
                } else {
                        btnBrowseDb.requestFocusInWindow();
                }
                
                int i = preferences().getIntProperty("lastUsedOrchestraIndex", 0);
                if(CC.getOrchestras().getOrchestraCount() > i) {
                        cbOrchestras.setSelectedIndex(i);
                        i = preferences().getIntProperty("lastUsedOrchestraInstrumentIndex", 0);
                        if(cbInstruments.getItemCount() > i) cbInstruments.setSelectedIndex(i);
                }
        }
        
        private JPanel
        createOrchestraPane() {
                GridBagLayout gridbag = new GridBagLayout();
                GridBagConstraints c = new GridBagConstraints();
                
                JPanel p = new JPanel();
                
                p.setLayout(gridbag);
                
                c.fill = GridBagConstraints.NONE;
                
                c.gridx = 0;
                c.gridy = 0;
                c.anchor = GridBagConstraints.EAST;
                c.insets = new Insets(0, 0, 6, 6);
                gridbag.setConstraints(lOrchestra, c);
                p.add(lOrchestra); 
                
                c.gridx = 0;
                c.gridy = 1;
                c.insets = new Insets(0, 0, 0, 6);
                gridbag.setConstraints(lInstrument, c);
                p.add(lInstrument);
                
                c.gridx = 1;
                c.gridy = 0;
                c.weightx = 1.0;
                c.insets = new Insets(0, 0, 6, 0);
                c.fill = GridBagConstraints.HORIZONTAL;
                c.anchor = GridBagConstraints.NORTH;
                gridbag.setConstraints(cbOrchestras, c);
                p.add(cbOrchestras); 
                
                c.gridx = 1;
                c.gridy = 1;
                c.insets = new Insets(0, 0, 0, 0);
                gridbag.setConstraints(cbInstruments, c);
                p.add(cbInstruments);
                
                cbOrchestras.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) { orchestraChanged(); }
                });
                
                cbInstruments.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) { instrumentChanged(); }
                });
                
                for(int i = 0; i < CC.getOrchestras().getOrchestraCount(); i++) {
                        cbOrchestras.addItem(CC.getOrchestras().getOrchestra(i));
                }
                
                p.setAlignmentX(LEFT_ALIGNMENT);
                return p;
        }
        
        protected JSPrefs
        preferences() { return CC.getViewConfig().preferences(); }
        
        private void
        orchestraChanged() {
                OrchestraModel om = (OrchestraModel)cbOrchestras.getSelectedItem();
                String s = om == null ? null : om.getDescription();
                if(s != null && s.length() == 0) s = null;
                cbOrchestras.setToolTipText(s);
                
                cbInstruments.removeAllItems();
                if(om == null || om.getInstrumentCount() == 0) {
                        cbInstruments.setEnabled(false);
                        return;
                }
                
                cbInstruments.setEnabled(true);
                
                for(int i = 0; i < om.getInstrumentCount(); i++) {
                        cbInstruments.addItem(om.getInstrument(i));
                }
        }
        
        private void
        instrumentChanged() {
                Instrument instr = (Instrument)cbInstruments.getSelectedItem();
                String s = instr == null ? null : instr.getDescription();
                if(s != null && s.length() == 0) s = null;
                cbInstruments.setToolTipText(s);
                
                btnOk.setEnabled(instr != null);
        }
        
        
        
        private JPanel
        createDbPane() {
                JPanel p = new JPanel();
                p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
                p.add(tfDbInstrument);
                p.add(Box.createRigidArea(new Dimension(6, 0)));
                btnBrowseDb.setMargin(new Insets(0, 0, 0, 0));
                p.add(btnBrowseDb);
                //p.setMaximumSize(new Dimension(Short.MAX_VALUE, p.getPreferredSize().height));
                
                btnBrowseDb.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) { onBrowseDb(); }
                });
                
                p.setAlignmentX(LEFT_ALIGNMENT);
                
                return p;
        }
        
        private JPanel
        createFilePane() {
                GridBagLayout gridbag = new GridBagLayout();
                GridBagConstraints c = new GridBagConstraints();
                
                JPanel filePane = new JPanel();
                
                filePane.setLayout(gridbag);
                
                c.fill = GridBagConstraints.NONE;
                
                c.gridx = 0;
                c.gridy = 0;
                c.anchor = GridBagConstraints.EAST;
                c.insets = new Insets(3, 3, 3, 3);
                gridbag.setConstraints(lFilename, c);
                filePane.add(lFilename); 
                
                c.gridx = 0;
                c.gridy = 1;
                gridbag.setConstraints(lIndex, c);
                filePane.add(lIndex);
                
                btnBrowse.setMargin(new Insets(0, 0, 0, 0));
                btnBrowse.setToolTipText(i18n.getLabel("JSInstrumentChooser.btnBrowse"));
                c.gridx = 2;
                c.gridy = 0;
                gridbag.setConstraints(btnBrowse, c);
                filePane.add(btnBrowse);
                
                c.fill = GridBagConstraints.HORIZONTAL;
                c.gridx = 1;
                c.gridy = 0;
                c.weightx = 1.0;
                c.anchor = GridBagConstraints.WEST;
                gridbag.setConstraints(tfFilename, c);
                filePane.add(tfFilename);
                        
                c.gridx = 1;
                c.gridy = 1;
                gridbag.setConstraints(spinnerIndex, c);
                filePane.add(spinnerIndex);
                
                tfFilename.setPreferredSize (
                        new Dimension(200, tfFilename.getPreferredSize().height)
                );
                
                btnBrowse.addActionListener(new ActionListener() {
                        public void
                        actionPerformed(ActionEvent e) { onBrowse(); }
                });
                
                filePane.setAlignmentX(LEFT_ALIGNMENT);
                return filePane;
        }
        
        protected void
        onOk() {
                if(!btnOk.isEnabled()) return;
                
                if(rbSelectFromOrchestra.isSelected()) {
                        Instrument instr = (Instrument)cbInstruments.getSelectedItem();
                        instrumentFile = instr.getPath();
                        instrumentIndex = instr.getInstrumentIndex();
                        engine = instr.getEngine();
                        setVisible(false);
                        
                        int i = cbOrchestras.getSelectedIndex();
                        if(i >= 0) preferences().setIntProperty("lastUsedOrchestraIndex", i);
                        
                        i = cbInstruments.getSelectedIndex();
                        if(i >= 0) {
                                preferences().setIntProperty("lastUsedOrchestraInstrumentIndex", i);
                        }
                        
                        return;
                }
                
                if(rbSelectFromFile.isSelected()) {
                        instrumentFile = tfFilename.getText();
                        instrumentIndex = Integer.parseInt(spinnerIndex.getValue().toString());
                        setVisible(false);
                        return;
                }
                
                if(!rbSelectFromDb.isSelected()) return;
                
                String instr = tfDbInstrument.getText();
                preferences().setStringProperty("lastUsedDbInstrument", instr);
                final InstrumentsDb.GetInstrument t = new InstrumentsDb.GetInstrument(instr);
                
                t.addTaskListener(new TaskListener() {
                        public void
                        taskPerformed(TaskEvent e) {
                                updateState();
                                if(t.doneWithErrors()) return;
                                
                                instrumentFile = t.getResult().getFilePath();
                                instrumentIndex = t.getResult().getInstrumentIndex();
                                engine = t.getResult().getFormatFamily(); // TODO: fix this
                                setVisible(false);
                        }
                });
                
                btnOk.setEnabled(false);
                CC.getTaskQueue().add(t);
        }
        
        protected void
        onCancel() { setVisible(false); }
        
        private void
        onBrowse() {
                if(!rbSelectFromFile.isSelected()) rbSelectFromFile.doClick(0);
                String s = preferences().getStringProperty("lastInstrumentLocation");
                JFileChooser fc = new JFileChooser(s);
                int result = fc.showOpenDialog(this);
                if(result == JFileChooser.APPROVE_OPTION) {
                        tfFilename.setText(fc.getSelectedFile().getPath());
                        btnOk.requestFocusInWindow();
                        
                        String path = fc.getCurrentDirectory().getAbsolutePath();
                        preferences().setStringProperty("lastInstrumentLocation", path);
                }
        }
        
        private void
        onBrowseDb() {
                if(!rbSelectFromDb.isSelected()) rbSelectFromDb.doClick(0);
                JSDbInstrumentChooser dlg;
                dlg = new JSDbInstrumentChooser(JSInstrumentChooser.this);
                String s = tfDbInstrument.getText();
                if(s.length() > 0) dlg.setSelectedInstrument(s);
                else {
                        s = preferences().getStringProperty("lastUsedDbInstrument", "");
                        if(s.length() > 0) dlg.setSelectedInstrument(s);
                        else dlg.setSelectedDirectory("/");
                }
                dlg.setVisible(true);
                if(dlg.isCancelled()) return;
                tfDbInstrument.setText(dlg.getSelectedInstrument());
                tfDbInstrument.requestFocus();
        }
        
        /**
         * Gets the name of the selected instrument file.
         * @return The name of the selected instrument file.
         */
        public String
        getInstrumentFile() { return instrumentFile; }
        
        /**
         * Gets the index of the instrument in the instrument file.
         * @return The index of the instrument in the instrument file.
         */
        public int
        getInstrumentIndex() { return instrumentIndex; }
        
        public String
        getEngine() { return engine; }
        
        private void
        updateState() {
                boolean b = false;
                if(rbSelectFromOrchestra.isSelected()) {
                        b = cbInstruments.getSelectedItem() != null;
                } else if(rbSelectFromDb.isSelected()) {
                        b = tfDbInstrument.getText().length() > 0;
                } else if(rbSelectFromFile.isSelected()) {
                        b = tfFilename.getText().length() > 0;
                }
                
                btnOk.setEnabled(b);
        }
        
        private final EventHandler eventHandler = new EventHandler();
        
        private EventHandler
        getHandler() { return eventHandler; }
        
        private class EventHandler extends FocusAdapter
                                implements ActionListener, DocumentListener {
                
                public void
                actionPerformed(ActionEvent e) {
                        updateState();
                }
                
                // DocumentListener
                public void
                insertUpdate(DocumentEvent e) { updateState(); }
                
                public void
                removeUpdate(DocumentEvent e) { updateState(); }
                
                public void
                changedUpdate(DocumentEvent e) { updateState(); }
                
                // FocusListener
                public void
                focusGained(FocusEvent e) {
                        Object src = e.getSource();
                        if(src == cbInstruments || src == cbOrchestras) {
                                if(!rbSelectFromOrchestra.isSelected()) {
                                        rbSelectFromOrchestra.doClick(0);
                                }
                        } else if(src == tfDbInstrument) {
                                if(!rbSelectFromDb.isSelected()) rbSelectFromDb.doClick(0);
                        } else if(src == tfFilename) {
                                if(!rbSelectFromFile.isSelected()) rbSelectFromFile.doClick(0);
                        }
                }
        }
}
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.Dimension;
26	import java.awt.Frame;
27	import java.awt.GridBagConstraints;
28	import java.awt.GridBagLayout;
29	import java.awt.Insets;
30
31	import java.awt.event.ActionEvent;
32	import java.awt.event.ActionListener;
33
34	import java.awt.event.FocusAdapter;
35	import java.awt.event.FocusEvent;
36
37	import javax.swing.BorderFactory;
38	import javax.swing.Box;
39	import javax.swing.BoxLayout;
40	import javax.swing.ButtonGroup;
41	import javax.swing.Icon;
42	import javax.swing.JButton;
43	import javax.swing.JComboBox;
44	import javax.swing.JFileChooser;
45	import javax.swing.JLabel;
46	import javax.swing.JOptionPane;
47	import javax.swing.JPanel;
48	import javax.swing.JRadioButton;
49	import javax.swing.JSpinner;
50	import javax.swing.JTextField;
51	import javax.swing.SpinnerNumberModel;
52
53	import javax.swing.event.ChangeEvent;
54	import javax.swing.event.ChangeListener;
55	import javax.swing.event.DocumentEvent;
56	import javax.swing.event.DocumentListener;
57
58	import net.sf.juife.OkCancelDialog;
59
60	import net.sf.juife.event.TaskEvent;
61	import net.sf.juife.event.TaskListener;
62
63	import org.jsampler.CC;
64	import org.jsampler.Instrument;
65	import org.jsampler.JSPrefs;
66	import org.jsampler.OrchestraModel;
67
68	import org.jsampler.task.InstrumentsDb;
69
70	import static org.jsampler.view.std.StdI18n.i18n;
71
72	/**
73	*
74	* @author Grigor Iliev
75	*/
76	public class JSInstrumentChooser extends OkCancelDialog {
77	private final JRadioButton rbSelectFromOrchestra =
78	new JRadioButton(i18n.getLabel("JSInstrumentChooser.rbSelectFromOrchestra"));
79	private final JRadioButton rbSelectFromDb =
80	new JRadioButton(i18n.getLabel("JSInstrumentChooser.rbSelectFromDb"));
81	private final JRadioButton rbSelectFromFile =
82	new JRadioButton(i18n.getLabel("JSInstrumentChooser.rbSelectFromFile"));
83
84
85	private final JLabel lOrchestra =
86	new JLabel(i18n.getLabel("JSInstrumentChooser.lOrchestra"));
87
88	private final JLabel lInstrument =
89	new JLabel(i18n.getLabel("JSInstrumentChooser.lInstrument"));
90
91	private final JComboBox cbOrchestras = new JComboBox();
92	private final JComboBox cbInstruments = new JComboBox();
93
94
95	private final JTextField tfDbInstrument = new JTextField();
96	private final JButton btnBrowseDb;
97
98	private final JLabel lFilename = new JLabel(i18n.getLabel("JSInstrumentChooser.lFilename"));
99	private final JLabel lIndex = new JLabel(i18n.getLabel("JSInstrumentChooser.lIndex"));
100
101	private final JTextField tfFilename = new JTextField();
102	private final JSpinner spinnerIndex = new JSpinner(new SpinnerNumberModel(0, 0, 500, 1));
103
104	private final JButton btnBrowse;
105
106	private String instrumentFile = null;
107	private int instrumentIndex = 0;
108	private String engine = null;
109
110	/**
111	* Creates a new instance of JSInstrumentChooser
112	*/
113	public JSInstrumentChooser(Frame owner) {
114	super(owner, i18n.getLabel("JSInstrumentChooser.title"));
115
116	btnOk.setEnabled(false);
117	Icon iconBrowse = CC.getViewConfig().getInstrumentsDbTreeView().getOpenIcon();
118	btnBrowseDb = new JButton(iconBrowse);
119	btnBrowse = new JButton(iconBrowse);
120
121	ButtonGroup group = new ButtonGroup();
122	group.add(rbSelectFromOrchestra);
123	group.add(rbSelectFromDb);
124	group.add(rbSelectFromFile);
125
126	rbSelectFromOrchestra.addActionListener(getHandler());
127	rbSelectFromDb.addActionListener(getHandler());
128	rbSelectFromFile.addActionListener(getHandler());
129	rbSelectFromOrchestra.doClick(0);
130
131	cbOrchestras.addFocusListener(getHandler());
132	cbInstruments.addFocusListener(getHandler());
133
134	tfDbInstrument.addFocusListener(getHandler());
135	tfDbInstrument.getDocument().addDocumentListener(getHandler());
136
137	tfFilename.addFocusListener(getHandler());
138	tfFilename.getDocument().addDocumentListener(getHandler());
139
140	spinnerIndex.addChangeListener(new ChangeListener() {
141	public void
142	stateChanged(ChangeEvent e) {
143	if(!rbSelectFromFile.isSelected()) rbSelectFromFile.doClick(0);
144	}
145	});
146
147	JPanel mainPane = new JPanel();
148	mainPane.setLayout(new BoxLayout(mainPane, BoxLayout.Y_AXIS));
149
150	rbSelectFromOrchestra.setAlignmentX(LEFT_ALIGNMENT);
151	mainPane.add(rbSelectFromOrchestra);
152
153	JPanel orchestraPane = createOrchestraPane();
154	orchestraPane.setBorder(BorderFactory.createEmptyBorder(0, 32, 17, 0));
155	mainPane.add(orchestraPane);
156
157	rbSelectFromDb.setAlignmentX(LEFT_ALIGNMENT);
158	mainPane.add(rbSelectFromDb);
159
160	JPanel dbPane = createDbPane();
161	dbPane.setBorder(BorderFactory.createEmptyBorder(0, 32, 17, 0));
162	mainPane.add(dbPane);
163
164	rbSelectFromFile.setAlignmentX(LEFT_ALIGNMENT);
165	mainPane.add(rbSelectFromFile);
166
167	JPanel filePane = createFilePane();
168	filePane.setBorder(BorderFactory.createEmptyBorder(0, 32, 0, 0));
169	mainPane.add(filePane);
170
171	setMainPane(mainPane);
172
173	if(!CC.getSamplerModel().getServerInfo().hasInstrumentsDbSupport()) {
174	rbSelectFromDb.setEnabled(false);
175	tfDbInstrument.setEnabled(false);
176	btnBrowseDb.setEnabled(false);
177	} else {
178	btnBrowseDb.requestFocusInWindow();
179	}
180
181	int i = preferences().getIntProperty("lastUsedOrchestraIndex", 0);
182	if(CC.getOrchestras().getOrchestraCount() > i) {
183	cbOrchestras.setSelectedIndex(i);
184	i = preferences().getIntProperty("lastUsedOrchestraInstrumentIndex", 0);
185	if(cbInstruments.getItemCount() > i) cbInstruments.setSelectedIndex(i);
186	}
187	}
188
189	private JPanel
190	createOrchestraPane() {
191	GridBagLayout gridbag = new GridBagLayout();
192	GridBagConstraints c = new GridBagConstraints();
193
194	JPanel p = new JPanel();
195
196	p.setLayout(gridbag);
197
198	c.fill = GridBagConstraints.NONE;
199
200	c.gridx = 0;
201	c.gridy = 0;
202	c.anchor = GridBagConstraints.EAST;
203	c.insets = new Insets(0, 0, 6, 6);
204	gridbag.setConstraints(lOrchestra, c);
205	p.add(lOrchestra);
206
207	c.gridx = 0;
208	c.gridy = 1;
209	c.insets = new Insets(0, 0, 0, 6);
210	gridbag.setConstraints(lInstrument, c);
211	p.add(lInstrument);
212
213	c.gridx = 1;
214	c.gridy = 0;
215	c.weightx = 1.0;
216	c.insets = new Insets(0, 0, 6, 0);
217	c.fill = GridBagConstraints.HORIZONTAL;
218	c.anchor = GridBagConstraints.NORTH;
219	gridbag.setConstraints(cbOrchestras, c);
220	p.add(cbOrchestras);
221
222	c.gridx = 1;
223	c.gridy = 1;
224	c.insets = new Insets(0, 0, 0, 0);
225	gridbag.setConstraints(cbInstruments, c);
226	p.add(cbInstruments);
227
228	cbOrchestras.addActionListener(new ActionListener() {
229	public void
230	actionPerformed(ActionEvent e) { orchestraChanged(); }
231	});
232
233	cbInstruments.addActionListener(new ActionListener() {
234	public void
235	actionPerformed(ActionEvent e) { instrumentChanged(); }
236	});
237
238	for(int i = 0; i < CC.getOrchestras().getOrchestraCount(); i++) {
239	cbOrchestras.addItem(CC.getOrchestras().getOrchestra(i));
240	}
241
242	p.setAlignmentX(LEFT_ALIGNMENT);
243	return p;
244	}
245
246	protected JSPrefs
247	preferences() { return CC.getViewConfig().preferences(); }
248
249	private void
250	orchestraChanged() {
251	OrchestraModel om = (OrchestraModel)cbOrchestras.getSelectedItem();
252	String s = om == null ? null : om.getDescription();
253	if(s != null && s.length() == 0) s = null;
254	cbOrchestras.setToolTipText(s);
255
256	cbInstruments.removeAllItems();
257	if(om == null \|\| om.getInstrumentCount() == 0) {
258	cbInstruments.setEnabled(false);
259	return;
260	}
261
262	cbInstruments.setEnabled(true);
263
264	for(int i = 0; i < om.getInstrumentCount(); i++) {
265	cbInstruments.addItem(om.getInstrument(i));
266	}
267	}
268
269	private void
270	instrumentChanged() {
271	Instrument instr = (Instrument)cbInstruments.getSelectedItem();
272	String s = instr == null ? null : instr.getDescription();
273	if(s != null && s.length() == 0) s = null;
274	cbInstruments.setToolTipText(s);
275
276	btnOk.setEnabled(instr != null);
277	}
278
279
280
281	private JPanel
282	createDbPane() {
283	JPanel p = new JPanel();
284	p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
285	p.add(tfDbInstrument);
286	p.add(Box.createRigidArea(new Dimension(6, 0)));
287	btnBrowseDb.setMargin(new Insets(0, 0, 0, 0));
288	p.add(btnBrowseDb);
289	//p.setMaximumSize(new Dimension(Short.MAX_VALUE, p.getPreferredSize().height));
290
291	btnBrowseDb.addActionListener(new ActionListener() {
292	public void
293	actionPerformed(ActionEvent e) { onBrowseDb(); }
294	});
295
296	p.setAlignmentX(LEFT_ALIGNMENT);
297
298	return p;
299	}
300
301	private JPanel
302	createFilePane() {
303	GridBagLayout gridbag = new GridBagLayout();
304	GridBagConstraints c = new GridBagConstraints();
305
306	JPanel filePane = new JPanel();
307
308	filePane.setLayout(gridbag);
309
310	c.fill = GridBagConstraints.NONE;
311
312	c.gridx = 0;
313	c.gridy = 0;
314	c.anchor = GridBagConstraints.EAST;
315	c.insets = new Insets(3, 3, 3, 3);
316	gridbag.setConstraints(lFilename, c);
317	filePane.add(lFilename);
318
319	c.gridx = 0;
320	c.gridy = 1;
321	gridbag.setConstraints(lIndex, c);
322	filePane.add(lIndex);
323
324	btnBrowse.setMargin(new Insets(0, 0, 0, 0));
325	btnBrowse.setToolTipText(i18n.getLabel("JSInstrumentChooser.btnBrowse"));
326	c.gridx = 2;
327	c.gridy = 0;
328	gridbag.setConstraints(btnBrowse, c);
329	filePane.add(btnBrowse);
330
331	c.fill = GridBagConstraints.HORIZONTAL;
332	c.gridx = 1;
333	c.gridy = 0;
334	c.weightx = 1.0;
335	c.anchor = GridBagConstraints.WEST;
336	gridbag.setConstraints(tfFilename, c);
337	filePane.add(tfFilename);
338
339	c.gridx = 1;
340	c.gridy = 1;
341	gridbag.setConstraints(spinnerIndex, c);
342	filePane.add(spinnerIndex);
343
344	tfFilename.setPreferredSize (
345	new Dimension(200, tfFilename.getPreferredSize().height)
346	);
347
348	btnBrowse.addActionListener(new ActionListener() {
349	public void
350	actionPerformed(ActionEvent e) { onBrowse(); }
351	});
352
353	filePane.setAlignmentX(LEFT_ALIGNMENT);
354	return filePane;
355	}
356
357	protected void
358	onOk() {
359	if(!btnOk.isEnabled()) return;
360
361	if(rbSelectFromOrchestra.isSelected()) {
362	Instrument instr = (Instrument)cbInstruments.getSelectedItem();
363	instrumentFile = instr.getPath();
364	instrumentIndex = instr.getInstrumentIndex();
365	engine = instr.getEngine();
366	setVisible(false);
367
368	int i = cbOrchestras.getSelectedIndex();
369	if(i >= 0) preferences().setIntProperty("lastUsedOrchestraIndex", i);
370
371	i = cbInstruments.getSelectedIndex();
372	if(i >= 0) {
373	preferences().setIntProperty("lastUsedOrchestraInstrumentIndex", i);
374	}
375
376	return;
377	}
378
379	if(rbSelectFromFile.isSelected()) {
380	instrumentFile = tfFilename.getText();
381	instrumentIndex = Integer.parseInt(spinnerIndex.getValue().toString());
382	setVisible(false);
383	return;
384	}
385
386	if(!rbSelectFromDb.isSelected()) return;
387
388	String instr = tfDbInstrument.getText();
389	preferences().setStringProperty("lastUsedDbInstrument", instr);
390	final InstrumentsDb.GetInstrument t = new InstrumentsDb.GetInstrument(instr);
391
392	t.addTaskListener(new TaskListener() {
393	public void
394	taskPerformed(TaskEvent e) {
395	updateState();
396	if(t.doneWithErrors()) return;
397
398	instrumentFile = t.getResult().getFilePath();
399	instrumentIndex = t.getResult().getInstrumentIndex();
400	engine = t.getResult().getFormatFamily(); // TODO: fix this
401	setVisible(false);
402	}
403	});
404
405	btnOk.setEnabled(false);
406	CC.getTaskQueue().add(t);
407	}
408
409	protected void
410	onCancel() { setVisible(false); }
411
412	private void
413	onBrowse() {
414	if(!rbSelectFromFile.isSelected()) rbSelectFromFile.doClick(0);
415	String s = preferences().getStringProperty("lastInstrumentLocation");
416	JFileChooser fc = new JFileChooser(s);
417	int result = fc.showOpenDialog(this);
418	if(result == JFileChooser.APPROVE_OPTION) {
419	tfFilename.setText(fc.getSelectedFile().getPath());
420	btnOk.requestFocusInWindow();
421
422	String path = fc.getCurrentDirectory().getAbsolutePath();
423	preferences().setStringProperty("lastInstrumentLocation", path);
424	}
425	}
426
427	private void
428	onBrowseDb() {
429	if(!rbSelectFromDb.isSelected()) rbSelectFromDb.doClick(0);
430	JSDbInstrumentChooser dlg;
431	dlg = new JSDbInstrumentChooser(JSInstrumentChooser.this);
432	String s = tfDbInstrument.getText();
433	if(s.length() > 0) dlg.setSelectedInstrument(s);
434	else {
435	s = preferences().getStringProperty("lastUsedDbInstrument", "");
436	if(s.length() > 0) dlg.setSelectedInstrument(s);
437	else dlg.setSelectedDirectory("/");
438	}
439	dlg.setVisible(true);
440	if(dlg.isCancelled()) return;
441	tfDbInstrument.setText(dlg.getSelectedInstrument());
442	tfDbInstrument.requestFocus();
443	}
444
445	/**
446	* Gets the name of the selected instrument file.
447	* @return The name of the selected instrument file.
448	*/
449	public String
450	getInstrumentFile() { return instrumentFile; }
451
452	/**
453	* Gets the index of the instrument in the instrument file.
454	* @return The index of the instrument in the instrument file.
455	*/
456	public int
457	getInstrumentIndex() { return instrumentIndex; }
458
459	public String
460	getEngine() { return engine; }
461
462	private void
463	updateState() {
464	boolean b = false;
465	if(rbSelectFromOrchestra.isSelected()) {
466	b = cbInstruments.getSelectedItem() != null;
467	} else if(rbSelectFromDb.isSelected()) {
468	b = tfDbInstrument.getText().length() > 0;
469	} else if(rbSelectFromFile.isSelected()) {
470	b = tfFilename.getText().length() > 0;
471	}
472
473	btnOk.setEnabled(b);
474	}
475
476	private final EventHandler eventHandler = new EventHandler();
477
478	private EventHandler
479	getHandler() { return eventHandler; }
480
481	private class EventHandler extends FocusAdapter
482	implements ActionListener, DocumentListener {
483
484	public void
485	actionPerformed(ActionEvent e) {
486	updateState();
487	}
488
489	// DocumentListener
490	public void
491	insertUpdate(DocumentEvent e) { updateState(); }
492
493	public void
494	removeUpdate(DocumentEvent e) { updateState(); }
495
496	public void
497	changedUpdate(DocumentEvent e) { updateState(); }
498
499	// FocusListener
500	public void
501	focusGained(FocusEvent e) {
502	Object src = e.getSource();
503	if(src == cbInstruments \|\| src == cbOrchestras) {
504	if(!rbSelectFromOrchestra.isSelected()) {
505	rbSelectFromOrchestra.doClick(0);
506	}
507	} else if(src == tfDbInstrument) {
508	if(!rbSelectFromDb.isSelected()) rbSelectFromDb.doClick(0);
509	} else if(src == tfFilename) {
510	if(!rbSelectFromFile.isSelected()) rbSelectFromFile.doClick(0);
511	}
512	}
513	}
514	}