MooTrackView.java

   1 import javax.swing.*;
   2 import java.awt.*;
   3 import java.awt.event.*;
   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
  21         public MooTrackView (Track track) {
  22                 setPreferredSize(new Dimension(200, 200));
  23                 setLayout(new BorderLayout());
  24                 this.setBorder(BorderFactory.createLineBorder(Color.black));
  25
  26                 title = new MooTrackTitle(track);
  27                 title.setBorder(BorderFactory.createLineBorder(Color.black));
  28                 add(title, BorderLayout.NORTH);
  29
  30                 notes = new NoteArea();
  31                 notes.setBackground(Color.white);
  32                 notes.setBorder(BorderFactory.createLineBorder(Color.black));
  33
  34                 popup = new JPopupMenu();
  35                 menuItem = new JMenuItem("Add...");
  36                 menuItem.addActionListener(this);
  37                 popup.add(menuItem);
  38                 menuItem = new JMenuItem("Preferences...");
  39                 menuItem.addActionListener(this);
  40                 popup.add(menuItem);
  41
  42                 notes.addMouseListener(new PopupListener());
  43                 add(notes, BorderLayout.CENTER);
  44         }
  45
  46         public void actionPerformed(ActionEvent e) {}
  47
  48         class NoteArea extends JPanel {
  49                 public void RectanglePanel() {
  50                         setPreferredSize(new Dimension(20, 20));
  51                 }
  52
  53                 public void paintComponent(Graphics g) {
  54                         super.paintComponent(g);
  55                         Graphics2D g2 = (Graphics2D)g;
  56                         for (int c = 0; c < 1000; c += 20) {
  57                                 int r=0;
  58                                 for (r = 0; r < 200; r += 20) {
  59                                         box = new Rectangle(r, c, 20, 20);
  60                                         g2.setColor(Color.gray);
  61                                         g2.draw(box);
  62                                 }
  63                         }
  64                 }
  65         }
  66
  67         class PopupListener extends MouseAdapter {
  68                 public void mousePressed(MouseEvent e) {
  69                         maybeShowPopup(e);
  70                 }
  71
  72                 public void mouseReleased(MouseEvent e) {
  73                         maybeShowPopup(e);
  74                 }
  75
  76                 private void maybeShowPopup(MouseEvent e) {
  77                         if (e.isPopupTrigger()) {
  78                                 popup.show(e.getComponent(), e.getX(), e.getY());
  79                         }
  80                 }
  81         }
  82 }