X-Git-Url: https://ruin.nu/git/?p=moosique.git;a=blobdiff_plain;f=MooTrackTitle.java;h=9cffb14570bbd48633e380441963e0865188b78b;hp=74e7a1e8ae2c1ae64a85d158ee555b808344456a;hb=HEAD;hpb=376f6da8899d046551ba0b50ea527b72ef4db39d

diff --git a/MooTrackTitle.java b/MooTrackTitle.java
index 74e7a1e..9cffb14 100644
--- a/MooTrackTitle.java
+++ b/MooTrackTitle.java
@@ -12,132 +12,163 @@ import javax.sound.midi.*;
  
 public class MooTrackTitle extends JPanel {
 
+	private Track track;
 	private MetaMessage trackNameMessage;
-	private String trackName = "";
 	private ShortMessage programChangeMessage;
-	private int programChange = 0, channel = 0;
+	private MooTrackView mtv;
+
 	private JTextField title;
 	private MooInstrumentList instruments;
 	private JComboBox channelBox;
 	private JCheckBox mute;
 	private JCheckBox solo;
-	private Track track;
-	private int trackNum;
+
+	private String trackName = "";
+	private int channel = 0;
+
+	/** 
+	 * Creates the title bar for an empty track, and therefore an initial channel is required.
+	 * @param aTrack the track that this tracktitle is operating on.
+	 * @param chan 	the initial channel
+	 */
+	public MooTrackTitle (Track aTrack, int chan) {
+		this(aTrack);
+		channel = chan;
+	}
 
 	/** 
 	 * Creates the title bar.
+	 * @param aTrack the track that this track title is operating on.
 	 */
-	public MooTrackTitle (Track aTrack, int aTrackNum) {
+	public MooTrackTitle (Track aTrack) {
 		setDoubleBuffered(true);
 		track = aTrack;
-		this.trackNum = aTrackNum;
 
-		// Finds track name and program change
+		// Finds track name, program change and channel.
 		MidiMessage msg;
+		int status;
 		for (int i = 0; i < track.size(); i++) {
 			msg = track.get(i).getMessage();
-			if (msg.getStatus() == 255) {
+			status = msg.getStatus();
+			if (status == MetaMessage.META) {
 				if (((MetaMessage)msg).getType() == 3) {
 					trackNameMessage = (MetaMessage)msg;
 					trackName = new String(trackNameMessage.getData());
 				}
-			} else if (msg.getStatus() == 192) {
+			} else if (status >= 192 && status < 208) {
 				programChangeMessage = (ShortMessage)msg;
-				programChange = programChangeMessage.getData1();
+				channel = programChangeMessage.getChannel();
 			}
 		}
 
-		MidiEvent event;
-		for (int i = 0; i < track.size(); i++) {
-			event = track.get(i);
-			if (event instanceof MooNote) channel = ((MooNote)event).getChannel();
-		}
-		
 		// Creates and places components.
 		setLayout(new GridLayout(4,1));
 		setBorder(BorderFactory.createLineBorder(Color.black));
+		TitleListener tl = new TitleListener();
 
 		setPreferredSize(new Dimension(MooTrackView.VIEW_WIDTH,70));
-		title = new JTextField(trackName); // JTextField(String text, int columns) 
+		title = new JTextField(trackName);
 		title.setFont(Moosique.getGUI().FONT);
 		title.addFocusListener(new TitleFocusListener());
 		add(title);
 
-
-		JPanel checkboxes = new JPanel();
-		checkboxes.setLayout(new GridLayout(1,3));
+		int type;
+		if (channel == 9) type = MooInstrumentList.DRUMS;
+		else type = MooInstrumentList.INSTRUMENTS;
+		instruments = new MooInstrumentList(channel, type, programChangeMessage);
+		add(instruments);
 
 		channelBox = new JComboBox();
 		channelBox.setFont(Moosique.getGUI().FONT);
 		for (int i = 1; i <= 16; i++)
 			channelBox.addItem(new Integer(i));
 
-		for (int j = 0; j < track.size(); j++) {
-			MidiEvent me = track.get(j);
-         	if (me instanceof MooNote){
-				MooNote mn = (MooNote)me;
-				channelBox.setSelectedIndex(mn.getChannel());
-				break;
-			}
-        }
-
-		instruments = new MooInstrumentList(channelBox.getSelectedIndex());
-
-		instruments = new MooInstrumentList(channelBox.getSelectedIndex());
-
-		channelBox.addActionListener(new ActionListener(){
-				public void actionPerformed(ActionEvent e){
-					int chan = channelBox.getSelectedIndex();
-					MidiEvent me;
-					MooNote mn;
-					instruments.setChannel(channelBox.getSelectedIndex());
-					for (int j = 0; j < track.size(); j++) {
-						me = track.get(j);
-   					    if (me instanceof MooNote){
-							mn = (MooNote)me;
-							mn.setChannel(chan);
-						}
-    				}}});
 		channelBox.setSelectedIndex(channel);
 
-		add(instruments);
+		channelBox.addActionListener(tl);
 		add(channelBox);
 
+		JPanel checkboxes = new JPanel();
+		checkboxes.setLayout(new GridLayout(1,3));
+
 		mute = new JCheckBox("Mute");
-		mute.setSelected(Moosique.getSequencer().getTrackMute(trackNum));
+		mute.setSelected(false);
+		Moosique.setTrackMute(track, false);
 		mute.setFont(Moosique.getGUI().FONT);
-		mute.addActionListener(new ActionListener(){
-				public void actionPerformed(ActionEvent event){
-					boolean selected = mute.isSelected();
-					if (selected){
-						solo.setSelected(false);
-						Moosique.getSequencer().setTrackSolo(trackNum, false);
-					}
-					Moosique.getSequencer().setTrackMute(trackNum, selected);
-
-				}});
+		mute.addActionListener(tl);
 		checkboxes.add(mute);
 
 		solo = new JCheckBox("Solo");
-		solo.setSelected(Moosique.getSequencer().getTrackSolo(trackNum));
+		solo.setSelected(false);
+		Moosique.setTrackSolo(track, false);
 		solo.setFont(Moosique.getGUI().FONT);
-		solo.addActionListener(new ActionListener(){
-				public void actionPerformed(ActionEvent event){
-					//setSolo
-					boolean selected = solo.isSelected();
-					if (selected){
-						mute.setSelected(false);
-						Moosique.getSequencer().setTrackMute(trackNum, false);
-					}
-					Moosique.getSequencer().setTrackSolo(trackNum, selected);
-				}});
+		solo.addActionListener(tl);
 		checkboxes.add(solo);
+		
 		add(checkboxes);
 	}
+	
+	/** 
+	 * Returns the channel of the track that the view is visualising.
+	 * @return the chanel of the visualised track
+	 */
+	public int getChannel() {
+		return channel;
+	}
+
+	/** 
+	 * Sets the track view this title should update after recording.
+	 * @param the track view
+	 */
+	public void setTrackView(MooTrackView tv) {
+		mtv = tv;
+	}
 
+	/**
+	 * When the title field loses focus, updates the corresponding MidiEvent.
+	 */
 	class TitleFocusListener extends FocusAdapter {
 		public void focusLost(FocusEvent e) {
-			// Update the MidiEvent containing the title of this track
+			try {
+				trackNameMessage.setMessage(3, title.getText().getBytes(), title.getText().length());
+			} catch (InvalidMidiDataException ex) {}
+		}
+	}
+
+	/**
+	 * Takes the appropriate action when a user selects an item on the popup menu.
+	 */
+	class TitleListener implements ActionListener {
+		public void actionPerformed(ActionEvent e) {
+			Object source = e.getSource();
+			if (source == channelBox) {
+				channel = channelBox.getSelectedIndex();
+				MidiEvent me;
+				MooNote mn;
+				instruments.setChannel(channel);
+				// Prompt the user before rechannelling???
+				for (int j = 0; j < track.size(); j++) {
+					me = track.get(j);
+					if (me instanceof MooNote){
+						mn = (MooNote)me;
+						mn.setChannel(channel);
+					}
+				}
+			} else if (source == solo) {
+				boolean selected = mute.isSelected();
+				if (selected){
+					solo.setSelected(false);
+					Moosique.setTrackSolo(track, false);
+				}
+				Moosique.setTrackMute(track, selected);
+			} else if (source == mute) {
+				boolean selected = solo.isSelected();
+				if (selected){
+					mute.setSelected(false);
+					Moosique.setTrackMute(track, false);
+				}
+				Moosique.setTrackSolo(track, selected);
+			}
 		}
 	}
 }