MooTrackView.java

   1 import javax.swing.*;
   2 import java.awt.event.*;
   3 import java.awt.*;
   4 import javax.sound.midi.*;
   5
   6 /**
   7  * Graphical representation of a MIDI track.
   8  *
   9  * @author  Andersson , Andreen, Lanneskog, Pehrson
  10  * @version 1
  11  */
  12
  13 public class MooTrackView extends JPanel implements ActionListener {
  14
  15         private MooTrackTitle title;
  16         private NoteArea notes;
  17         private Rectangle box;
  18         private JPopupMenu popup;
  19         private JMenuItem menuItem;
  20         private String newline = "\n";
  21
  22         public MooTrackView (Track track) {
  23                 setLayout(new BorderLayout());
  24                 this.setBorder(BorderFactory.createLineBorder(Color.black));
  25                 add(trackTitle(), BorderLayout.NORTH);
  26                 add(noteView(), BorderLayout.CENTER);
  27         }
  28
  29         private JPanel trackTitle () {
  30                 title = new MooTrackTitle();
  31                 title.setPreferredSize(new Dimension(PANEL_WIDTH, TITLE_HEIGHT));
  32                 title.setBorder(BorderFactory.createLineBorder(Color.black));
  33                 return title;
  34         }
  35
  36         private JPanel noteView () {
  37                 notes = new NoteArea();
  38                 notes.setBackground(Color.white);
  39                 notes.setBorder(BorderFactory.createLineBorder(Color.black));
  40
  41                 popup = new JPopupMenu();
  42         menuItem = new JMenuItem("Add...");
  43         menuItem.addActionListener(this);
  44         popup.add(menuItem);
  45         menuItem = new JMenuItem("Preferences...");
  46         menuItem.addActionListener(this);
  47         popup.add(menuItem);
  48
  49         MouseListener popupListener = new PopupListener();
  50         notes.addMouseListener(popupListener);
  51
  52                 return notes;
  53         }
  54
  55         public void actionPerformed(ActionEvent e) {
  56         JMenuItem source = (JMenuItem)(e.getSource());
  57         String s = "Action event detected."
  58                    + newline
  59                    + "    Event source: " + source.getText();
  60      }
  61
  62         class NoteArea extends JPanel {
  63                 public void RectanglePanel() {
  64                         setPreferredSize(new Dimension(20, 20));
  65
  66                 }
  67
  68                 public void paintComponent(Graphics g) {
  69                         super.paintComponent(g);
  70                         Graphics2D g2 = (Graphics2D)g;
  71                         for (int c=0;c<1000;c=c+20) {
  72                                 int r=0;
  73                                 for (r=0;r<200;r=r+20) {
  74                                         box = new Rectangle(r,c,20,20);
  75                                         g2.setColor(Color.gray);
  76                                         g2.draw(box);
  77                                 }
  78                         }
  79                 }
  80         }
  81
  82         class PopupListener extends MouseAdapter {
  83         public void mousePressed(MouseEvent e) {
  84             maybeShowPopup(e);
  85         }
  86
  87         public void mouseReleased(MouseEvent e) {
  88             maybeShowPopup(e);
  89         }
  90
  91         private void maybeShowPopup(MouseEvent e) {
  92             if (e.isPopupTrigger()) {
  93                 popup.show(e.getComponent(),
  94                            e.getX(), e.getY());
  95             }
  96         }
  97     }
  98
  99         private static final int PANEL_WIDTH = 60;
 100         private static final int TITLE_HEIGHT = 55;
 101         private static final int NOTEVIEW_HEIGHT = 200;
 102 }