MooGUI.java

   1 import javax.sound.midi.*;
   2 import javax.swing.*;
   3 import java.awt.*;
   4 import java.awt.event.*;
   5
   6 /**
   7  * Moosique's graphical user interface.
   8  *
   9  * @author  Mikael Andreen
  10  */
  11
  12 public class MooGUI extends JFrame {
  13
  14         private Sequence seq;
  15
  16         private MooToolbar toolbar;
  17         private JPanel trackPanel;
  18         private MooTrackView[] trackViews;
  19         private JLabel statusBar;
  20
  21         public static Font standardFont = new Font("Helvetica", Font.PLAIN, 10);
  22
  23         /**
  24          * Creates the GUI.
  25          */
  26         public MooGUI(Sequence seq) {
  27                 super("Moosique");
  28
  29                 this.seq = seq;
  30
  31                 Container pane = getContentPane();
  32                 pane.setLayout(new BoxLayout(pane, BoxLayout.Y_AXIS));
  33
  34                 // Adds menu bar.
  35                 setJMenuBar(new MooMenu());
  36
  37                 // Adds toolbar.
  38                 toolbar = new MooToolbar();
  39                 pane.add(toolbar, BorderLayout.NORTH);
  40
  41                 // Adds tracks.
  42                 trackPanel = new JPanel(true);
  43                 createTrackViews();
  44                 pane.add(trackPanel, BorderLayout.CENTER);
  45
  46                 // Adds status bar.
  47                 statusBar = new JLabel("Welcome to Moosique!", JLabel.CENTER);
  48                 pane.add(statusBar, BorderLayout.SOUTH);
  49
  50                 addWindowListener(new MooGUICloser());
  51                 pack();
  52                 Dimension bounds = Toolkit.getDefaultToolkit().getScreenSize();
  53                 setSize(bounds.width,bounds.height - 40);
  54                 setLocation(0, 0);
  55                 // setResizable(false);
  56                 setBackground(Color.white);
  57                 setVisible(true);
  58                 show();
  59         }
  60
  61         /**
  62          * Changes the sequence of the GUI.
  63          * @param sequence      the MIDI sequence to visualize
  64          */
  65         public void setSequence(Sequence sequence) {
  66                 seq = sequence;
  67                 createTrackViews();
  68         }
  69
  70         /**
  71          * Shows the given message in the status bar.
  72          * @param text  the message to show
  73          */
  74         public void setStatus(String text) {
  75                 statusBar.setText(text);
  76         }
  77
  78         /**
  79          * Fills the track panel with track views for all tracks in the current sequence.
  80          */
  81         private void createTrackViews() {
  82                 trackPanel.removeAll();
  83                 Track[] tracks = seq.getTracks();
  84                 trackPanel.setLayout(new GridLayout(1, tracks.length));
  85                 trackViews = new MooTrackView[tracks.length];
  86                 for (int i = 0; i < tracks.length; i++) {
  87                         trackViews[i] = new MooTrackView(tracks[i]);
  88                         trackPanel.add(new MooTrackView(tracks[i]));
  89                 }
  90                 trackPanel.validate();
  91         }
  92
  93         class MooGUICloser extends WindowAdapter {
  94                 public void windowClosing(WindowEvent e) {Moosique.quit();}
  95         }
  96 }