学生管理系统

package com.sxt.studentsystem; import java.awt.Dimension; import java.awt.Font; import java.awt.Toolkit; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.text.SimpleDateFormat; import java.util.Date; import javax.swing.JPanel; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPasswordField; import javax.swing.JTextField; public class LoginFrame extends JFrame { private LoginActionListener myActionListener; private JTextField txtName; private JPasswordField txtPassword; public JTextField getTxtName() { return txtName; } public void setTxtName(JTextField txtName) { this.txtName = txtName; } public JPasswordField getTxtPassword() { return txtPassword; } public void setTxtPassword(JPasswordField txtPassword) { this.txtPassword = txtPassword; } public LoginFrame() { myActionListener = new LoginActionListener(this);// 创建侦听器 this.setLayout(null);// 默认的布局样式 this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // 设置位置，居中 Dimension SreenSize = Toolkit.getDefaultToolkit().getScreenSize(); int x = (SreenSize.width - 400) / 2; int y = (SreenSize.height - 300) / 2; this.setBounds(x, y, 400, 300);// 设置大小,位置 // 设置主标题 JLabel labMain = new JLabel("欢迎进入学生管理系统"); labMain.setBounds(120, 20, 200, 25); labMain.setFont(new Font("宋体", Font.BOLD, 15));// 字体大小格式 this.getContentPane().add(labMain); // 设置背景图片 JLabel labBackgImage = new JLabel(new ImageIcon("images/back.jpg")); labBackgImage.setBounds(0, 0, 400, 300); this.getLayeredPane() .add(labBackgImage, new Integer(Integer.MIN_VALUE));// 设置深度 ((JPanel) getContentPane()).setOpaque(false); // JLabel labName = new JLabel("姓名："); labName.setBounds(120, 60, 50, 25); this.getContentPane().add(labName); JLabel labPassword = new JLabel("密码:"); labPassword.setBounds(120, 100, 50, 25); this.getContentPane().add(labPassword); // 输入用户名 txtName = new JTextField("皮锋"); txtName.setBounds(160, 60, 100, 25); this.getContentPane().add(txtName); // 输入密码 txtPassword = new JPasswordField("123456"); txtPassword.setBounds(160, 100, 100, 25); this.getContentPane().add(txtPassword); // 按钮 JButton btnLogin = new JButton("登录"); btnLogin.setBounds(120, 160, 60, 25); // 添加一个标签 btnLogin.setActionCommand("login"); this.add(btnLogin); // 处理事件 btnLogin.addActionListener(this.myActionListener); JButton btnCantel = new JButton("取消"); btnCantel.setBounds(220, 160, 60, 25); // 添加一个标签 btnCantel.setActionCommand("exit"); this.add(btnCantel); btnCantel.addActionListener(this.myActionListener); // 窗体事件 this.addWindowListener(new WindowAdapter() { @Override public void windowOpened(WindowEvent e) { Date date = new Date(); SimpleDateFormat d = new SimpleDateFormat("yyy年MM月dd日hh:mm:ss"); String sDate = d.format(date); LoginFrame.this.setTitle(sDate); } }); // 鼠标事件 this.addMouseListener(new MouseAdapter() { @Override public void mouseEntered(MouseEvent e) { int x = e.getX(); int y = e.getY(); String s = new String(x + "," + y); // txtName.setText(s); } }); this.setVisible(true); } }