写一段javagui的登录注册界面代码
时间: 2023-09-20 17:10:09 浏览: 44
当然可以!下面是一个简单的Java GUI登录注册界面的示例代码:
```java
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class LoginRegisterGUI extends JFrame implements ActionListener {
private JTextField usernameField;
private JPasswordField passwordField;
private JButton loginButton;
private JButton registerButton;
public LoginRegisterGUI() {
setTitle("登录/注册");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setResizable(false);
setLocationRelativeTo(null);
JPanel panel = new JPanel();
panel.setLayout(new GridLayout(3, 2));
JLabel usernameLabel = new JLabel("用户名:");
panel.add(usernameLabel);
usernameField = new JTextField();
panel.add(usernameField);
JLabel passwordLabel = new JLabel("密码:");
panel.add(passwordLabel);
passwordField = new JPasswordField();
panel.add(passwordField);
loginButton = new JButton("登录");
loginButton.addActionListener(this);
panel.add(loginButton);
registerButton = new JButton("注册");
registerButton.addActionListener(this);
panel.add(registerButton);
add(panel, BorderLayout.CENTER);
pack();
}
@Override
public void actionPerformed(ActionEvent e) {
if (e.getSource() == loginButton) {
String username = usernameField.getText();
String password = new String(passwordField.getPassword());
// 处理登录逻辑
// ...
JOptionPane.showMessageDialog(this, "点击了登录按钮");
} else if (e.getSource() == registerButton) {
String username = usernameField.getText();
String password = new String(passwordField.getPassword());
// 处理注册逻辑
// ...
JOptionPane.showMessageDialog(this, "点击了注册按钮");
}
}
public static void main(String[] args) {
SwingUtilities.invokeLater(() -> {
LoginRegisterGUI gui = new LoginRegisterGUI();
gui.setVisible(true);
});
}
}
```
这是一个简单的登录注册界面,包含了用户名和密码的输入框,以及登录和注册按钮。你可以根据自己的需求进行逻辑处理。运行程序后,点击登录或注册按钮会弹出一个对话框显示点击了哪个按钮,你可以根据需要修改对话框的内容和处理逻辑。希望对你有帮助!