3 import java.awt.event.*;
4 import javax.sound.midi.*;
7 * The title bar for each track with track name, channelBox, instrument etc.
9 * @author Andersson, Andreen, Lanneskog, Pehrson
13 public class MooTrackTitle extends JPanel {
16 private MetaMessage trackNameMessage;
17 private ShortMessage programChangeMessage;
18 private MooTrackView mtv;
20 private JTextField title;
21 private MooInstrumentList instruments;
22 private JComboBox channelBox;
23 private JCheckBox mute;
24 private JCheckBox solo;
25 private JButton record;
27 private String trackName = "";
28 private int channel = 0;
31 * Creates the title bar for an empty track, and therefore an initial channel is required.
32 * @param aTrack the track that this tracktitle is operating on.
33 * @param chan the initial channel
35 public MooTrackTitle (Track aTrack, int chan) {
41 * Creates the title bar.
42 * @param aTrack the track that this tracktitle is operating on.
44 public MooTrackTitle (Track aTrack) {
45 setDoubleBuffered(true);
48 // Finds track name, program change and channel.
51 for (int i = 0; i < track.size(); i++) {
52 msg = track.get(i).getMessage();
53 status = msg.getStatus();
54 if (status == MetaMessage.META) {
55 if (((MetaMessage)msg).getType() == 3) {
56 trackNameMessage = (MetaMessage)msg;
57 trackName = new String(trackNameMessage.getData());
59 } else if (status >= 192 && status < 208) {
60 programChangeMessage = (ShortMessage)msg;
61 // System.out.println("Program change " + programChangeMessage.getData1());
62 channel = status - 192;
66 // Creates and places components.
67 setLayout(new GridLayout(4,1));
68 setBorder(BorderFactory.createLineBorder(Color.black));
69 TitleListener tl = new TitleListener();
71 setPreferredSize(new Dimension(MooTrackView.VIEW_WIDTH,70));
72 title = new JTextField(trackName);
73 title.setFont(Moosique.getGUI().FONT);
74 title.addFocusListener(new TitleFocusListener());
78 if (channel == 9) type = MooInstrumentList.DRUMS;
79 else type = MooInstrumentList.INSTRUMENTS;
80 instruments = new MooInstrumentList(channel, type);
81 // instruments = new MooInstrumentList(channel, type, programChangeMessage);
84 channelBox = new JComboBox();
85 channelBox.setFont(Moosique.getGUI().FONT);
86 for (int i = 1; i <= 16; i++)
87 channelBox.addItem(new Integer(i));
89 channelBox.setSelectedIndex(channel);
91 channelBox.addActionListener(tl);
94 JPanel checkboxes = new JPanel();
95 checkboxes.setLayout(new GridLayout(1,3));
97 mute = new JCheckBox("Mute");
98 mute.setSelected(false);
99 Moosique.setTrackMute(track, false);
100 mute.setFont(Moosique.getGUI().FONT);
101 mute.addActionListener(tl);
102 checkboxes.add(mute);
104 solo = new JCheckBox("Solo");
105 solo.setSelected(false);
106 Moosique.setTrackSolo(track, false);
107 solo.setFont(Moosique.getGUI().FONT);
108 solo.addActionListener(tl);
109 checkboxes.add(solo);
111 record = new JButton("Record");
112 record.setFont(Moosique.getGUI().FONT);
113 record.addActionListener(tl);
114 checkboxes.add(record);
120 * Returns the channel of the track that the view is visualising.
121 * @return the chanel of the visualised track
123 public int getChannel() {
128 * Sets the track view this title should update after recording.
129 * @param the track view
131 public void setTrackView(MooTrackView tv) {
136 * Checks if the focus is lost.
138 class TitleFocusListener extends FocusAdapter {
139 public void focusLost(FocusEvent e) {
140 // Update the MidiEvent containing the title of this track
145 * Takes the appropriate action when a user selects an item on the popup menu.
147 class TitleListener implements ActionListener {
148 public void actionPerformed(ActionEvent e) {
149 Object source = e.getSource();
150 if (source == channelBox) {
151 channel = channelBox.getSelectedIndex();
154 instruments.setChannel(channel);
155 // Query the user before rechannelling???
156 for (int j = 0; j < track.size(); j++) {
158 if (me instanceof MooNote){
160 mn.setChannel(channel);
163 } else if (source == solo) {
164 boolean selected = mute.isSelected();
166 solo.setSelected(false);
167 Moosique.setTrackSolo(track, false);
169 Moosique.setTrackMute(track, selected);
170 } else if (source == mute) {
171 boolean selected = solo.isSelected();
173 mute.setSelected(false);
174 Moosique.setTrackMute(track, false);
176 Moosique.setTrackSolo(track, selected);
177 } else if (source == record) {
178 Sequencer sequencer = Moosique.getSequencer();
179 boolean quantize = false;
180 if (record.getText() == "Record") {
181 /* Show a dialog with:
183 "Channel" combo box (disabled?,
184 "Quantize" checkbox and
185 "Start Recording" button.
187 record.setText("Stop");
188 mtv.enableKeyboardRecording();
189 sequencer.recordEnable(track, channel);
190 sequencer.startRecording();
191 Moosique.setEdited();
193 record.setText("Record");
194 mtv.disableKeyboardRecording();
195 sequencer.stopRecording();
196 sequencer.recordDisable(track);
197 Moosique.convertTrack(track, quantize);
198 mtv.placeNoteElements();