/**
* Init JWhiteBoard interface
*
* @throws Exception
*/
public void go() throws Exception {
if (!noChannel && !useState) channel.connect(groupName);
mainFrame = new JFrame();
mainFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
drawPanel = new DrawPanel(useState);
drawPanel.setBackground(backgroundColor);
subPanel = new JPanel();
mainFrame.getContentPane().add("Center", drawPanel);
clearButton = new JButton("Clean");
clearButton.setFont(defaultFont);
clearButton.addActionListener(this);
leaveButton = new JButton("Exit");
leaveButton.setFont(defaultFont);
leaveButton.addActionListener(this);
subPanel.add("South", clearButton);
subPanel.add("South", leaveButton);
mainFrame.getContentPane().add("South", subPanel);
mainFrame.setBackground(backgroundColor);
clearButton.setForeground(Color.blue);
leaveButton.setForeground(Color.blue);
mainFrame.pack();
mainFrame.setLocation(15, 25);
mainFrame.setBounds(new Rectangle(250, 250));
if (!noChannel && useState) {
channel.connect(groupName, null, stateTimeout);
}
mainFrame.setVisible(true);
}
public void disconnected() {
connectButton.setText(CONNECT);
state.setText("disconnected ok");
}
public void connected() {
connectButton.setText(DISCONNECT);
state.setText("connected ok");
}
public ControlPanel() {
super();
// Layout the labels in a panel
JPanel labelPane = new JPanel();
labelPane.setLayout(new GridLayout(0, 1));
labelPane.add(new JLabel("Message size"));
labelPane.add(new JLabel("Current view"));
labelPane.add(new JLabel("Throughput"));
labelPane.add(new JLabel("Last view count"));
colorPanel = new ColorPanel();
connectButton = new JButton(DISCONNECT);
connectButton.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
JButton b = (JButton) e.getSource();
String current_state = b.getText();
if (CONNECT.equals(current_state)) {
connect();
} else if (DISCONNECT.equals(current_state)) {
disconnect();
}
}
});
transmit = new JButton(new TransmitAction());
labelPane.add(connectButton);
labelPane.add(transmit);
int size = 10;
messageSize = new JTextField(size);
messageSize.setText("" + mSize);
messageSize.addActionListener(
new ActionListener() {
/** Invoked when an action occurs. */
public void actionPerformed(ActionEvent e) {
mSize = Integer.parseInt(messageSize.getText());
}
});
viewNumber = new JTextField(size);
viewNumber.setEditable(false);
throughput = new JTextField(size);
throughput.setEditable(false);
numMessagesInLastView = new JTextField(size);
numMessagesInLastView.setEditable(false);
state = new JTextField(size);
state.setEditable(false);
// Layout the text fields in a panel
JPanel fieldPane = new JPanel();
fieldPane.setLayout(new GridLayout(0, 1));
fieldPane.add(messageSize);
fieldPane.add(viewNumber);
fieldPane.add(throughput);
fieldPane.add(numMessagesInLastView);
fieldPane.add(state);
fieldPane.add(colorPanel);
// Put the panels in another panel, labels on left,
// text fields on right
JPanel contentPane = new JPanel();
contentPane.setBorder(BorderFactory.createTitledBorder("Control"));
contentPane.setLayout(new BorderLayout());
contentPane.add(labelPane, BorderLayout.CENTER);
contentPane.add(fieldPane, BorderLayout.EAST);
this.setLayout(new BorderLayout());
this.add(contentPane);
}