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
  21         private static final int NOTEVIEW_HEIGHT = 200;
  22
  23         public MooTrackView (Track track) {
  24                 setLayout(new BorderLayout());
  25                 this.setBorder(BorderFactory.createLineBorder(Color.black));
  26
  27                 title = new MooTrackTitle();
  28                 title.setBorder(BorderFactory.createLineBorder(Color.black));
  29                 add(title, BorderLayout.NORTH);
  30
  31                 notes = new NoteArea();
  32                 notes.setBackground(Color.white);
  33                 notes.setBorder(BorderFactory.createLineBorder(Color.black));
  34
  35                 popup = new JPopupMenu();
  36                 menuItem = new JMenuItem("Add...");
  37                 menuItem.addActionListener(this);
  38                 popup.add(menuItem);
  39                 menuItem = new JMenuItem("Preferences...");
  40                 menuItem.addActionListener(this);
  41                 popup.add(menuItem);
  42
  43                 notes.addMouseListener(new PopupListener());
  44                 add(notes, BorderLayout.CENTER);
  45         }
  46
  47         public void actionPerformed(ActionEvent e) {}
  48
  49         class NoteArea extends JPanel {
  50                 public void RectanglePanel() {
  51                         setPreferredSize(new Dimension(20, 20));
  52                 }
  53
  54                 public void paintComponent(Graphics g) {
  55                         super.paintComponent(g);
  56                         Graphics2D g2 = (Graphics2D)g;
  57                         for (int c = 0; c < 1000; c += 20) {
  58                                 int r=0;
  59                                 for (r = 0; r < 200; r += 20) {
  60                                         box = new Rectangle(r, c, 20, 20);
  61                                         g2.setColor(Color.gray);
  62                                         g2.draw(box);
  63                                 }
  64                         }
  65                 }
  66         }
  67
  68         class PopupListener extends MouseAdapter {
  69                 public void mousePressed(MouseEvent e) {
  70                         maybeShowPopup(e);
  71                 }
  72
  73                 public void mouseReleased(MouseEvent e) {
  74                         maybeShowPopup(e);
  75                 }
  76
  77                 private void maybeShowPopup(MouseEvent e) {
  78                         if (e.isPopupTrigger()) {
  79                                 popup.show(e.getComponent(), e.getX(), e.getY());
  80                         }
  81                 }
  82         }
  83 }