Exemplo n.º 1
0
 public void actionPerformed(ActionEvent event) {
   if (event.getSource() == joinButton) {
     if (joinButton.isSelected()) {
       mThread =
           new MulticastThread(
               Integer.valueOf(portField.getText()), chatIPField.getText(), chatroomArea, true);
       (new Thread(mThread)).start();
     }
   }
   if (event.getSource() == sendButton) {
     mThread.send(usernameField.getText(), chatMsgField.getText());
     chatMsgField.setText("");
   }
   if (event.getSource() == leaveButton) {
     try {
       joinButton.setSelected(false);
       mThread.leave();
       System.out.println("Disconnected from chat ");
     } catch (Exception e) {
     }
   }
   if (event.getSource() == exitButton) {
     System.exit(0);
   }
 }
Exemplo n.º 2
0
  private void initComponents() {
    try {
      for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
        if ("Nimbus".equals(info.getName())) {
          UIManager.setLookAndFeel(info.getClassName());
          break;
        }
      }
    } catch (Exception e) {
      // If Nimbus is not available, you can set the GUI to another look and feel.
    }

    usernameLabel = new JLabel();
    usernameField = new JTextField();
    chatroomScrollPane = new JScrollPane();
    chatroomArea = new JTextArea();
    chatMsgLabel = new JLabel();
    chatMsgField = new JTextField();
    chatIPLabel = new JLabel();
    chatIPField = new JTextField();
    portLabel = new JLabel();
    portField = new JTextField();
    joinButton = new JToggleButton();
    sendButton = new JButton();
    leaveButton = new JButton();
    exitButton = new JButton();

    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    usernameLabel.setText("Username:"******" ");

    chatroomArea.setEditable(false);
    chatroomArea.setColumns(20);
    chatroomArea.setRows(5);
    chatroomScrollPane.setViewportView(chatroomArea);

    chatMsgLabel.setText("Chat Message:");

    chatIPLabel.setText("Chat Group IP");

    chatIPField.setText("224.27.43.188");

    portLabel.setText("Port");

    portField.setText("4001");

    joinButton.setText("JOIN CHAT");
    joinButton.addActionListener(this);

    sendButton.setText("SEND MESSAGE");
    sendButton.addActionListener(this);

    leaveButton.setText("LEAVE CHAT");
    leaveButton.addActionListener(this);

    exitButton.setText("EXIT");
    exitButton.addActionListener(this);

    GroupLayout layout = new GroupLayout(getContentPane());
    getContentPane().setLayout(layout);
    layout.setHorizontalGroup(
        layout
            .createParallelGroup(GroupLayout.Alignment.LEADING)
            .addGroup(
                layout
                    .createSequentialGroup()
                    .addContainerGap()
                    .addGroup(
                        layout
                            .createParallelGroup(GroupLayout.Alignment.LEADING)
                            .addGroup(
                                GroupLayout.Alignment.TRAILING,
                                layout
                                    .createSequentialGroup()
                                    .addGap(0, 0, Short.MAX_VALUE)
                                    .addComponent(usernameLabel)
                                    .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                    .addComponent(
                                        usernameField,
                                        GroupLayout.PREFERRED_SIZE,
                                        83,
                                        GroupLayout.PREFERRED_SIZE))
                            .addComponent(chatroomScrollPane)
                            .addGroup(
                                layout
                                    .createSequentialGroup()
                                    .addGroup(
                                        layout
                                            .createParallelGroup(GroupLayout.Alignment.LEADING)
                                            .addGroup(
                                                layout
                                                    .createSequentialGroup()
                                                    .addComponent(chatMsgLabel)
                                                    .addPreferredGap(
                                                        LayoutStyle.ComponentPlacement.RELATED)
                                                    .addComponent(
                                                        chatMsgField,
                                                        GroupLayout.PREFERRED_SIZE,
                                                        296,
                                                        GroupLayout.PREFERRED_SIZE))
                                            .addGroup(
                                                layout
                                                    .createSequentialGroup()
                                                    .addGroup(
                                                        layout
                                                            .createParallelGroup(
                                                                GroupLayout.Alignment.TRAILING,
                                                                false)
                                                            .addComponent(
                                                                chatIPField,
                                                                GroupLayout.Alignment.LEADING)
                                                            .addComponent(
                                                                chatIPLabel,
                                                                GroupLayout.Alignment.LEADING,
                                                                GroupLayout.DEFAULT_SIZE,
                                                                GroupLayout.DEFAULT_SIZE,
                                                                Short.MAX_VALUE))
                                                    .addGap(18, 18, 18)
                                                    .addGroup(
                                                        layout
                                                            .createParallelGroup(
                                                                GroupLayout.Alignment.LEADING,
                                                                false)
                                                            .addComponent(
                                                                portField,
                                                                GroupLayout.DEFAULT_SIZE,
                                                                46,
                                                                Short.MAX_VALUE)
                                                            .addComponent(
                                                                portLabel,
                                                                GroupLayout.DEFAULT_SIZE,
                                                                GroupLayout.DEFAULT_SIZE,
                                                                Short.MAX_VALUE))
                                                    .addGap(18, 18, 18)
                                                    .addGroup(
                                                        layout
                                                            .createParallelGroup(
                                                                GroupLayout.Alignment.LEADING,
                                                                false)
                                                            .addGroup(
                                                                layout
                                                                    .createSequentialGroup()
                                                                    .addComponent(leaveButton)
                                                                    .addGap(18, 18, 18)
                                                                    .addComponent(
                                                                        exitButton,
                                                                        GroupLayout.DEFAULT_SIZE,
                                                                        GroupLayout.DEFAULT_SIZE,
                                                                        Short.MAX_VALUE))
                                                            .addGroup(
                                                                layout
                                                                    .createSequentialGroup()
                                                                    .addComponent(
                                                                        joinButton,
                                                                        GroupLayout.PREFERRED_SIZE,
                                                                        93,
                                                                        GroupLayout.PREFERRED_SIZE)
                                                                    .addGap(18, 18, 18)
                                                                    .addComponent(sendButton)))))
                                    .addGap(0, 8, Short.MAX_VALUE)))
                    .addContainerGap()));

    layout.setVerticalGroup(
        layout
            .createParallelGroup(GroupLayout.Alignment.LEADING)
            .addGroup(
                layout
                    .createSequentialGroup()
                    .addContainerGap()
                    .addGroup(
                        layout
                            .createParallelGroup(GroupLayout.Alignment.LEADING, false)
                            .addComponent(usernameField)
                            .addComponent(
                                usernameLabel,
                                GroupLayout.DEFAULT_SIZE,
                                GroupLayout.DEFAULT_SIZE,
                                Short.MAX_VALUE))
                    .addGap(3, 3, 3)
                    .addComponent(
                        chatroomScrollPane,
                        GroupLayout.PREFERRED_SIZE,
                        178,
                        GroupLayout.PREFERRED_SIZE)
                    .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                    .addGroup(
                        layout
                            .createParallelGroup(GroupLayout.Alignment.BASELINE)
                            .addComponent(
                                chatMsgLabel,
                                GroupLayout.DEFAULT_SIZE,
                                GroupLayout.DEFAULT_SIZE,
                                Short.MAX_VALUE)
                            .addComponent(
                                chatMsgField,
                                GroupLayout.PREFERRED_SIZE,
                                GroupLayout.DEFAULT_SIZE,
                                GroupLayout.PREFERRED_SIZE))
                    .addGroup(
                        layout
                            .createParallelGroup(GroupLayout.Alignment.LEADING)
                            .addGroup(
                                layout
                                    .createSequentialGroup()
                                    .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                    .addGroup(
                                        layout
                                            .createParallelGroup(GroupLayout.Alignment.BASELINE)
                                            .addComponent(chatIPLabel)
                                            .addComponent(portLabel))
                                    .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                    .addGroup(
                                        layout
                                            .createParallelGroup(GroupLayout.Alignment.BASELINE)
                                            .addComponent(
                                                chatIPField,
                                                GroupLayout.PREFERRED_SIZE,
                                                GroupLayout.DEFAULT_SIZE,
                                                GroupLayout.PREFERRED_SIZE)
                                            .addComponent(
                                                portField,
                                                GroupLayout.PREFERRED_SIZE,
                                                GroupLayout.DEFAULT_SIZE,
                                                GroupLayout.PREFERRED_SIZE)))
                            .addGroup(
                                layout
                                    .createSequentialGroup()
                                    .addGap(16, 16, 16)
                                    .addGroup(
                                        layout
                                            .createParallelGroup(
                                                GroupLayout.Alignment.LEADING, false)
                                            .addComponent(
                                                joinButton,
                                                GroupLayout.DEFAULT_SIZE,
                                                GroupLayout.DEFAULT_SIZE,
                                                Short.MAX_VALUE)
                                            .addComponent(
                                                sendButton,
                                                GroupLayout.DEFAULT_SIZE,
                                                GroupLayout.DEFAULT_SIZE,
                                                Short.MAX_VALUE))
                                    .addGap(8, 8, 8)
                                    .addGroup(
                                        layout
                                            .createParallelGroup(GroupLayout.Alignment.BASELINE)
                                            .addComponent(leaveButton)
                                            .addComponent(exitButton))))
                    .addGap(17, 17, 17)));
    pack();
    setVisible(true);
  }