java線上聊天項目 用戶端登陸視窗LoginDialog的註冊使用者功能 修改註冊邏輯 增空使用者名稱密碼的反饋 增加showMessageDialog()提示框

標籤：手機   title   queue   imp   runnable   ima   pack   log   static   

LoginDialog類的代碼修改如下：

package com.swift.frame;import java.awt.EventQueue;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;import java.io.DataInputStream;import java.io.DataOutputStream;import java.io.IOException;import java.net.ConnectException;import java.net.Socket;import java.sql.Connection;import java.sql.PreparedStatement;import java.sql.SQLException;import javax.swing.JButton;import javax.swing.JDialog;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.JPasswordField;import javax.swing.JTextField;import javax.swing.UIManager;import javax.swing.UnsupportedLookAndFeelException;import javax.swing.border.TitledBorder;import com.swift.jdbc.DBAdd;import com.swift.jdbc.DBUtil;import com.swift.jdbc.User;import com.swift.util.Center;public class LoginDialog extends JDialog {    private JPasswordField passwordField_2;    private JPasswordField passwordField_1;    private JTextField textField_2;    private JTextField textField;    Socket s;    DataOutputStream dos;    DataInputStream dis;    public static void main(String args[]) {        JFrame.setDefaultLookAndFeelDecorated(true);        JDialog.setDefaultLookAndFeelDecorated(true);        try {            UIManager.setLookAndFeel("javax.swing.plaf.nimbus.NimbusLookAndFeel");        } catch (ClassNotFoundException e1) {            e1.printStackTrace();        } catch (InstantiationException e1) {            e1.printStackTrace();        } catch (IllegalAccessException e1) {            e1.printStackTrace();        } catch (UnsupportedLookAndFeelException e1) {            e1.printStackTrace();        }        EventQueue.invokeLater(new Runnable() {            public void run() {                try {                    LoginDialog dialog = new LoginDialog();                    dialog.addWindowListener(new WindowAdapter() {                        public void windowClosing(WindowEvent e) {                            System.exit(0);                        }                    });                    dialog.setVisible(true);                } catch (Exception e) {                    e.printStackTrace();                }            }        });    }    public LoginDialog() {        super();        setResizable(false);        setTitle("線上聊天登入框");        getContentPane().setLayout(null);        setBounds(100, 100, 427, 301);// 註冊時高度為578，不註冊是301        // 設定視窗置中        this.setLocation(Center.getPoint(this.getSize()));        final JButton button_1 = new JButton();        button_1.setText("登入");        button_1.setBounds(230, 222, 106, 36);        getContentPane().add(button_1);        final JTextField textField_1 = new JTextField();        textField_1.setBounds(148, 90, 192, 42);        getContentPane().add(textField_1);        final JLabel label = new JLabel();        label.setText("帳    號");        label.setBounds(76, 102, 66, 18);        getContentPane().add(label);        final JLabel label_1 = new JLabel();        label_1.setText("密    碼");        label_1.setBounds(76, 167, 66, 18);        getContentPane().add(label_1);        final JPasswordField passwordField = new JPasswordField();        passwordField.setBounds(148, 155, 192, 42);        getContentPane().add(passwordField);        final JButton button = new JButton();        button.addActionListener(new ActionListener() {            public void actionPerformed(final ActionEvent e) {                if (LoginDialog.this.getHeight() == 301) {                    LoginDialog.this.setSize(427, 578);                } else {                    LoginDialog.this.setSize(427, 301);                }                // 設定視窗不斷置中                LoginDialog.this.setLocation(Center.getPoint(LoginDialog.this.getSize()));            }        });        button.setText("註冊");        button.setBounds(76, 222, 106, 36);        getContentPane().add(button);        final JPanel panel = new JPanel();        panel.setLayout(null);        panel.setBorder(new TitledBorder(null, "註冊使用者", TitledBorder.DEFAULT_JUSTIFICATION,                TitledBorder.DEFAULT_POSITION, null, null));        panel.setBounds(10, 278, 401, 226);        getContentPane().add(panel);        final JLabel label_2 = new JLabel();        label_2.setBounds(44, 41, 65, 18);        label_2.setText("手機號：");        panel.add(label_2);        textField = new JTextField();        textField.setBounds(115, 35, 225, 30);        panel.add(textField);        final JButton button_2 = new JButton();        button_2.setText("發送驗證");        button_2.setBounds(243, 75, 97, 30);        panel.add(button_2);        textField_2 = new JTextField();        textField_2.setBounds(115, 104, 95, 30);        panel.add(textField_2);        final JLabel label_3 = new JLabel();        label_3.setText("驗證碼：");        label_3.setBounds(44, 110, 65, 18);        panel.add(label_3);        passwordField_1 = new JPasswordField();        passwordField_1.setBounds(115, 143, 231, 30);        panel.add(passwordField_1);        passwordField_2 = new JPasswordField();        passwordField_2.setBounds(115, 175, 231, 30);        panel.add(passwordField_2);        final JLabel label_4 = new JLabel();        label_4.setText("密        碼：");        label_4.setBounds(44, 149, 65, 18);        panel.add(label_4);        final JLabel label_5 = new JLabel();        label_5.setText("驗證密碼：");        label_5.setBounds(44, 181, 65, 18);        panel.add(label_5);        final JButton button_3 = new JButton();        button_3.setBounds(47, 510, 97, 30);        getContentPane().add(button_3);        button_3.setText("放棄");        final JButton button_4 = new JButton();        button_4.addActionListener(new ActionListener() {            public void actionPerformed(final ActionEvent e) {                String phone = textField.getText();                String password = null;                String str1 = new String(passwordField_1.getPassword()).trim();                String str2 = new String(passwordField_2.getPassword()).trim();                if (!phone.equals("") && !str1.equals("") && !str2.equals("")) {                    if (str1.equals(str2)) {                        password = new String(passwordField_2.getPassword()).trim();                        try {                            dos.writeUTF(phone);                            dos.writeUTF(password);                        } catch (IOException e1) {                            e1.printStackTrace();                        }                    } else {                        javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "輸入密碼不一致...");                        System.out.println("輸入密碼不一致...");                        passwordField_1.setText("");                        passwordField_2.setText("");                    }                                    }else {                    javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "使用者名稱密碼必須填寫...");                    return;                }            }        });        button_4.setBounds(262, 510, 97, 30);        getContentPane().add(button_4);        button_4.setText("註冊使用者");        connect();        this.addWindowListener(new WindowAdapter() {            @Override            public void windowClosed(WindowEvent e) {                disconnect();            }        });    }    public void connect() {        try {            s = new Socket("127.0.0.1", 8888);            System.out.println("一個用戶端登陸中....!");            dos = new DataOutputStream(s.getOutputStream());            dis = new DataInputStream(s.getInputStream());        } catch (ConnectException e) {            System.out.println("服務端異常.........");            System.out.println("請確認服務端是否開啟.........");        } catch (IOException e) {            e.printStackTrace();        }    }    public void disconnect() {        try {            if (dos != null)                dos.close();            if (s != null)                s.close();        } catch (IOException e) {            e.printStackTrace();        }    }}

 

java線上聊天項目 用戶端登陸視窗LoginDialog的註冊使用者功能 修改註冊邏輯 增空使用者名稱密碼的反饋 增加showMessageDialog()提示框