handler = new CharacterEventHandler();
displayCanvas = new CharacterDisplayCanvas();
feedbackCanvas = new CharacterDisplayCanvas(this);
quitButton = new JButton();
startButton = new JButton();
stopButton = new JButton();
add(displayCanvas, BorderLayout.NORTH);
add(feedbackCanvas, BorderLayout.CENTER);
JPanel p = new JPanel();
startButton.setLabel("Start");
stopButton.setLabel("Stop");
quitButton.setLabel("Quit");
p.add(startButton);
p.add(stopButton);
p.add(quitButton);
add(p, BorderLayout.SOUTH);
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent evt) {
quit();
}
});
feedbackCanvas.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent ke) {
char c = ke.getKeyChar();
if (c != KeyEvent.CHAR_UNDEFINED)
newCharacter((int) c);
}
});
startButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
producer = new RandomCharacterGenerator();
displayCanvas.setCharacterSource(producer);
producer.start();
startButton.setEnabled(false);
stopButton.setEnabled(true);
feedbackCanvas.setEnabled(true);
feedbackCanvas.requestFocus();
}
});
stopButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
startButton.setEnabled(true);
stopButton.setEnabled(false);
producer.interrupt();
feedbackCanvas.setEnabled(false);
}
});
quitButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
quit();
}
});
pack();
