MooTrackTitle.java

   1 import javax.swing.*;
   2 import java.awt.*;
   3 import java.awt.event.*;
   4 import javax.sound.midi.*;
   5
   6 /**
   7  * The title bar for each track with track name, channelBox, instrument etc.
   8  *
   9  * @author  Andersson, Andreen, Lanneskog, Pehrson
  10  * @version 1
  11  */
  12
  13 public class MooTrackTitle extends JPanel {
  14
  15         private Track track;
  16         private MetaMessage trackNameMessage;
  17         private ShortMessage programChangeMessage;
  18
  19         private JTextField title;
  20         private MooInstrumentList instruments;
  21         private JComboBox channelBox;
  22         private JCheckBox mute;
  23         private JCheckBox solo;
  24
  25         private String trackName = "";
  26         private int channel = 0;
  27
  28         /**
  29          * Creates the title bar.
  30          * @param aTrack the track that this tracktitle is operating on.
  31          */
  32         public MooTrackTitle (Track aTrack) {
  33                 setDoubleBuffered(true);
  34                 track = aTrack;
  35
  36                 // Finds track name, program change and channel.
  37                 MidiMessage msg;
  38                 int status;
  39                 for (int i = 0; i < track.size(); i++) {
  40                         msg = track.get(i).getMessage();
  41                         status = msg.getStatus();
  42                         if (status == MetaMessage.META) {
  43                                 if (((MetaMessage)msg).getType() == 3) {
  44                                         trackNameMessage = (MetaMessage)msg;
  45                                         trackName = new String(trackNameMessage.getData());
  46                                 }
  47                         } else if (status >= 192 && status <= 207) {
  48                                 programChangeMessage = (ShortMessage)msg;
  49                                 channel = status - 192;
  50                         }
  51                 }
  52
  53                 // Creates and places components.
  54                 setLayout(new GridLayout(4,1));
  55                 setBorder(BorderFactory.createLineBorder(Color.black));
  56
  57                 setPreferredSize(new Dimension(MooTrackView.VIEW_WIDTH,70));
  58                 title = new JTextField(trackName);
  59                 title.setFont(Moosique.getGUI().FONT);
  60                 title.addFocusListener(new TitleFocusListener());
  61                 add(title);
  62
  63                 int type;
  64                 if (channel == 9) type = MooInstrumentList.DRUMS;
  65                 else type = MooInstrumentList.INSTRUMENTS;
  66                 instruments = new MooInstrumentList(channel, type);
  67                 // instruments = new MooInstrumentList(channel, type, programChangeMessage);
  68                 add(instruments);
  69
  70                 channelBox = new JComboBox();
  71                 channelBox.setFont(Moosique.getGUI().FONT);
  72                 for (int i = 1; i <= 16; i++)
  73                         channelBox.addItem(new Integer(i));
  74
  75                 channelBox.setSelectedIndex(channel);
  76
  77                 channelBox.addActionListener(new ActionListener(){
  78                                 public void actionPerformed(ActionEvent e){
  79                                         channel = channelBox.getSelectedIndex();
  80                                         MidiEvent me;
  81                                         MooNote mn;
  82                                         instruments.setChannel(channel);
  83                                         for (int j = 0; j < track.size(); j++) {
  84                                                 me = track.get(j);
  85                                             if (me instanceof MooNote){
  86                                                         mn = (MooNote)me;
  87                                                         mn.setChannel(channel);
  88                                                 }
  89                                 }}});
  90                 add(channelBox);
  91
  92                 JPanel checkboxes = new JPanel();
  93                 checkboxes.setLayout(new GridLayout(1,3));
  94
  95                 mute = new JCheckBox("Mute");
  96                 mute.setSelected(false);
  97                 Moosique.setTrackMute(track, false);
  98                 mute.setFont(Moosique.getGUI().FONT);
  99                 mute.addActionListener(new ActionListener(){
 100                                 public void actionPerformed(ActionEvent event){
 101                                         boolean selected = mute.isSelected();
 102                                         if (selected){
 103                                                 solo.setSelected(false);
 104                                                 Moosique.setTrackSolo(track, false);
 105                                         }
 106                                         Moosique.setTrackMute(track, selected);
 107
 108                                 }});
 109                 checkboxes.add(mute);
 110
 111                 solo = new JCheckBox("Solo");
 112                 solo.setSelected(false);
 113                 Moosique.setTrackSolo(track, false);
 114                 solo.setFont(Moosique.getGUI().FONT);
 115                 solo.addActionListener(new ActionListener(){
 116                                 public void actionPerformed(ActionEvent event){
 117                                         //setSolo
 118                                         boolean selected = solo.isSelected();
 119                                         if (selected){
 120                                                 mute.setSelected(false);
 121                                                 Moosique.setTrackMute(track, false);
 122                                         }
 123                                         Moosique.setTrackSolo(track, selected);
 124                                 }});
 125                 checkboxes.add(solo);
 126                 add(checkboxes);
 127         }
 128
 129         /**
 130          * Returns the channel of the track that the view is visualising.
 131          * @return the chanel of the visualised track
 132          */
 133         public int getChannel() {
 134                 return channel;
 135         }
 136
 137         /**
 138          * Checks if the focus is lost.
 139          */
 140         class TitleFocusListener extends FocusAdapter {
 141                 public void focusLost(FocusEvent e) {
 142                         // Update the MidiEvent containing the title of this track
 143                 }
 144         }
 145 }