studentms/MainApp.java

package com.WR.StudentMS.view;

import javax.swing.UIManager;
import java.awt.EventQueue;

public class MainApp {
    public static void main(String[] args) {
        // 设置Java Swing的look and feel
        try {
            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        } catch (Exception e) {
            e.printStackTrace();
        }

        // 在事件分派线程中创建和显示GUI
        EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                LoginFrame loginFrame = new LoginFrame("用户登录", 400, 230);
                loginFrame.setVisible(true);
            }
        });
    }
}