chatjpanel.java

JStock是一个免费股市软件

    private ActionListener getTimerActionListener() {
        return new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                if (jLabel1.getIcon() == connectedIcon)
                {
                    jLabel1.setIcon(connectingIcon);
                }
                else
                {
                    jLabel1.setIcon(connectedIcon);
                }
            }
        };
    }

    private void update(ChatServiceManager subject, Packet packet) {
        if (packet instanceof Presence)
        {
            // getFrom : [e-mail]/yccheok
            // getType() : available
            final Presence presence = (Presence)packet;
            final String[] whos = presence.getFrom().split("/");
            final String who = whos.length >= 2 ? whos[1] : whos[0];

            Message message = null;

            if (presence.getType() == Presence.Type.available) {
                message = Message.newInstance(who, who + " entered the room.", Message.Mode.System);
                this.addUser(who);
                if (MainFrame.getJStockOptions().isChatSoundNotificationEnabled()) {
                    Utils.playSound(Utils.Sound.LOGIN);
                }
            }
            else {
                message = Message.newInstance(who, who + " left the room.", Message.Mode.System);
                this.removeUser(who);
                if (MainFrame.getJStockOptions().isChatSoundNotificationEnabled()) {
                    Utils.playSound(Utils.Sound.LOGOUT);
                }
            }
            
            this.showMessage(message);            
        }
        else if (packet instanceof org.jivesoftware.smack.packet.Message)
        {
            final org.jivesoftware.smack.packet.Message message = (org.jivesoftware.smack.packet.Message)packet;
            final String[] whos = message.getFrom().split("/");
            final String who = whos.length >= 2 ? whos[1] : whos[0];

            final Message msg = Message.newInstance(who, message.getBody(), MainFrame.getJStockOptions().getChatUsername().equals(who) ? Message.Mode.Mine : Message.Mode.Other);

            if (msg.mode == Message.Mode.Mine)
            {
                if (MainFrame.getJStockOptions().isChatSoundNotificationEnabled()) {
                    Utils.playSound(Utils.Sound.SEND);
                }
            }
            else
            {
                if (MainFrame.getJStockOptions().isChatSoundNotificationEnabled()) {
                    Utils.playSound(Utils.Sound.RECEIVE);
                }
            }

            this.showMessage(msg);
        }
        else
        {
        }
    }

    private void update(ChatServiceManager subject, State state) {
        switch(state)
        {
        case CONNECTING:
            if (timer == null)
            {
                timer = new Timer(TIMER_DELAY, getTimerActionListener());
                timer.setInitialDelay(0);
                timer.start();
            }


            SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    jLabel1.setToolTipText("Connecting to chat server...");
                    if (!firstTime) {
                        // Not sure why. Having the JSplitPane resizeWeight and all JList
                        // minimum, maximum, preferred size being specified, the divider position
                        // still not correct. Unless we have some item inside the JList. Weird ?!
                        ChatJPanel.this.removeAllUsers();
                        ChatJPanel.this.removeAllChannels();
                    }
                }
            });

            break;

        case CONNECTED:
            SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    jLabel1.setToolTipText("Connected");
                    jLabel1.setText(MainFrame.getJStockOptions().getChatUsername());                    
                }
            });
            break;

        case ACCOUNT_CREATING:
            SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    jLabel1.setToolTipText("Creating new account...");
                }
            });
            break;

        case ROOM_CREATING:
            SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    jLabel1.setToolTipText("Creating new room...");                    
                }
            });
            break;

        case ROOM_CREATED:
            if (timer != null)
            {
                timer.stop();
                timer = null;
            }

            SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    jLabel1.setToolTipText("Room created");
                    jLabel1.setIcon(connectedIcon);
                    ChatJPanel.this.addChannel(Utils.getRoomName(MainFrame.getJStockOptions().getCountry()));
                }
            });
            break;
        }
    }

    private MainFrame getMainFrame()
    {
        if (mainFrame == null)
        {
            mainFrame = MainFrame.getMe();
        }

        return mainFrame;
    }

    private org.yccheok.jstock.engine.Observer<ChatServiceManager, Packet> getChatServiceManagerPacketObserver()
    {
        return new org.yccheok.jstock.engine.Observer<ChatServiceManager, Packet>() {
            @Override
            public void update(ChatServiceManager subject, Packet arg) {
                ChatJPanel.this.update(subject, arg);
            }
        };
    }

    private org.yccheok.jstock.engine.Observer<ChatServiceManager, ChatServiceManager.State> getChatServiceManagerStateObserver()
    {
        return new org.yccheok.jstock.engine.Observer<ChatServiceManager, ChatServiceManager.State>() {

            @Override
            public void update(ChatServiceManager subject, State arg) {
                ChatJPanel.this.update(subject, arg);
            }

        };
    }

    public void clearListsSelection()
    {
        if (SwingUtilities.isEventDispatchThread()) {
            jList1.getSelectionModel().clearSelection();
            jList2.getSelectionModel().clearSelection();
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    jList1.getSelectionModel().clearSelection();
                    jList2.getSelectionModel().clearSelection();
                }

            });
        }
    }

    private void addUser(final String name)
    {
        if (SwingUtilities.isEventDispatchThread()) {
            ((DefaultListModel)(jList2.getModel())).addElement(name);
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    if (((DefaultListModel)(jList2.getModel())).contains(name) == false) {
                        ((DefaultListModel)(jList2.getModel())).addElement(name);
                    }
                }

            });
        }
    }

    private void removeUser(final String name) {
        if (SwingUtilities.isEventDispatchThread()) {
            ((DefaultListModel)(jList2.getModel())).removeElement(name);
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    ((DefaultListModel)(jList2.getModel())).removeElement(name);
                }

            });
        }
    }

    private void removeAllUsers() {
        if (SwingUtilities.isEventDispatchThread()) {
            ((DefaultListModel)(jList2.getModel())).removeAllElements();
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    ((DefaultListModel)(jList2.getModel())).removeAllElements();
                }

            });
        }
    }

    private void addChannel(final String channel)
    {
        if (SwingUtilities.isEventDispatchThread()) {
            ((DefaultListModel)(jList1.getModel())).addElement(channel);
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    ((DefaultListModel)(jList1.getModel())).addElement(channel);
                }

            });
        }
    }

    private static class JTextFieldEx extends JTextField implements KeyListener {
        private static final int MEMORY_SIZE = 100;
        private static final List<String> memories = new ArrayList<String>();
        private int read_index  =0;
        private int write_index  =0;

        public JTextFieldEx() {
            super();
            this.addKeyListener(this);
        }
        
        @Override
        public void keyTyped(KeyEvent e) {
        }

        @Override
        public void keyPressed(KeyEvent e) {
            if (e.getKeyCode() == KeyEvent.VK_UP)
            {
                this.setText(memories.get(read_index));
                read_index--;
                if (read_index < 0) {
                    read_index = (memories.size() - 1);
                }
            }
            else if (e.getKeyCode() == KeyEvent.VK_DOWN)
            {
                this.setText(memories.get(read_index));
                read_index++;
                read_index = read_index % memories.size();
            }
            else if (e.getKeyCode() == KeyEvent.VK_ENTER)
            {
                memories.add(write_index, this.getText());
                read_index = write_index;
                write_index++;
                write_index = write_index % MEMORY_SIZE;
            }
        }

        @Override
        public void keyReleased(KeyEvent e) {
        }
    }

    private void removeChannel(final String channel) {
        if (SwingUtilities.isEventDispatchThread()) {
            ((DefaultListModel)(jList1.getModel())).removeElement(channel);
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    ((DefaultListModel)(jList1.getModel())).removeElement(channel);
                }

            });
        }
    }

    private void removeAllChannels() {
        if (SwingUtilities.isEventDispatchThread()) {
            ((DefaultListModel)(jList1.getModel())).removeAllElements();
        }
        else {
            SwingUtilities.invokeLater(new Runnable() {

                @Override
                public void run() {
                    ((DefaultListModel)(jList1.getModel())).removeAllElements();
                }

            });
        }
    }

    public boolean isLogin() {
        return this.chatServiceManager.isLogin();
    }

    public boolean changePassword(String newPassword) {
        return this.chatServiceManager.changePassword(newPassword);
    }
    
    private final ChatServiceManager chatServiceManager = new ChatServiceManager();
    private final org.yccheok.jstock.engine.Observer<ChatServiceManager, Packet> chatServiceManagerPacketObserver = this.getChatServiceManagerPacketObserver();
    private final org.yccheok.jstock.engine.Observer<ChatServiceManager, ChatServiceManager.State> chatServiceManagerStateObserver = this.getChatServiceManagerStateObserver();

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JEditorPane jEditorPane1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JList jList1;
    private javax.swing.JList jList2;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JScrollPane jScrollPane3;
    private javax.swing.JSplitPane jSplitPane1;
    private javax.swing.JSplitPane jSplitPane2;
    private javax.swing.JTextField jTextField1;
    // End of variables declaration//GEN-END:variables

    private final javax.swing.ImageIcon connectedIcon = new javax.swing.ImageIcon(getClass().getResource("/images/16x16/smile.png"));
    private final javax.swing.ImageIcon connectingIcon = new javax.swing.ImageIcon(getClass().getResource("/images/16x16/smile-gray.png"));

    private static final Log log = LogFactory.getLog(ChatJPanel.class);

    private boolean firstTime = true;

    private MainFrame mainFrame = null;

    private Timer timer = null;
    private static final int TIMER_DELAY = 500;
}