loginframe.java

java chat java chat简易聊天室程序源代码,有很高的参考价值,能在它的基础上进行2次开发.

/*
 * LoginFrame.java
 *
 * Created on 2008年4月21日, 上午9:27
 */
package chat.client;

import chat.common.ChatModelListener;
import chat.common.LoginMessage;
import chat.common.LogoutMessage;
import chat.common.TextMessage;
import chat.common.UpdateUserMessage;
import chat.common.User;
import chat.common.UserListMessage;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;

/**
 *
 * @author  Administrator
 */
public class LoginFrame extends javax.swing.JFrame implements ChatModelListener {

    private ChatFrame f;
    private DefaultClientModel model;

    /** Creates new form LoginFrame */
    public LoginFrame() {
        initComponents();
        model = DefaultClientModel.getInstance();
        f = new ChatFrame();
        model.addChatModelListener(this);
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jLabel1 = new javax.swing.JLabel();
        server = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        port = new javax.swing.JTextField();
        jLabel3 = new javax.swing.JLabel();
        user = new javax.swing.JTextField();
        jLabel4 = new javax.swing.JLabel();
        password = new javax.swing.JTextField();
        login = new javax.swing.JButton();
        exit = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jLabel1.setText("服务器：");

        server.setText("127.0.0.1");

        jLabel2.setText("端口号：");

        port.setText("3000");

        jLabel3.setText("用户：");

        user.setText("tom");

        jLabel4.setText("密码：");

        login.setText("登录");
        login.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                loginActionPerformed(evt);
            }
        });

        exit.setText("退出");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                .addGroup(layout.createSequentialGroup()
                                    .addComponent(jLabel1)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                    .addComponent(server, javax.swing.GroupLayout.PREFERRED_SIZE, 165, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGroup(layout.createSequentialGroup()
                                    .addComponent(jLabel2)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                    .addComponent(port)))
                            .addGroup(layout.createSequentialGroup()
                                .addComponent(jLabel3)
                                .addGap(18, 18, 18)
                                .addComponent(user, javax.swing.GroupLayout.PREFERRED_SIZE, 165, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(layout.createSequentialGroup()
                                .addComponent(jLabel4)
                                .addGap(18, 18, 18)
                                .addComponent(password, javax.swing.GroupLayout.DEFAULT_SIZE, 165, Short.MAX_VALUE)))
                        .addContainerGap())
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addComponent(login)
                        .addGap(18, 18, 18)
                        .addComponent(exit)
                        .addGap(52, 52, 52))))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel1)
                    .addComponent(server, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel2)
                    .addComponent(port, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel3)
                    .addComponent(user, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel4)
                    .addComponent(password, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 25, Short.MAX_VALUE)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(exit)
                    .addComponent(login))
                .addContainerGap())
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents
    private void loginActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_loginActionPerformed
        try {
            //链接服务器
            model.connect(new InetSocketAddress(InetAddress.getByName(server.getText()), Integer.parseInt(port.getText())));
            //启动接受线程
            model.startRecvWorker();
            //发送登录消息
            LoginMessage message = new LoginMessage();
            User loginUser = new User(user.getText(), password.getText());
            model.user = loginUser;
            message.setUser(loginUser);
            model.sendMsg(message);//GEN-LAST:event_loginActionPerformed
        } catch (UnknownHostException ex) {
            Logger.getLogger(LoginFrame.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {

            public void run() {
                new LoginFrame().setVisible(true);
            }
        });
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton exit;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JButton login;
    private javax.swing.JTextField password;
    private javax.swing.JTextField port;
    private javax.swing.JTextField server;
    private javax.swing.JTextField user;
    // End of variables declaration//GEN-END:variables
    public void doLogin(LoginMessage message) {
        switch (message.getStatus()) {
            case LoginMessage.LOGIN_OK:
                this.setVisible(false);
                f.setTitle("["+message.getUser()+"]");
                f.setVisible(true);
                model.addChatModelListener(f);
                break;
            case LoginMessage.LOGIN_FAILED:
                JOptionPane.showMessageDialog(this, message.getMessage());
        }
    }

    public void doLogout(LogoutMessage message) {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    public void doUpdateUser(UpdateUserMessage message) {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    public void doUserList(UserListMessage message) {
        throw new UnsupportedOperationException("Not supported yet.");
    }

    public void doTextMessage(TextMessage message) {
        throw new UnsupportedOperationException("Not supported yet.");
    }
}