Java实训 第五天

在昨天的基础上，今天完善了注册窗口，并编写好了设置学校信息窗口、修改用户密码窗口、浏览学生记录窗口
一、注册窗口

/*
功能：注册窗口
作者：宋云鹏
时间：2019年6月20日15:35:57
*/
package net.syp.student.gui;

import net.syp.student.app.Application;
import net.syp.student.bean.User;
import net.syp.student.service.Impl.UserServiceImpl;
import net.syp.student.service.UserService;

import javax.swing.;
import java.awt.;
import java.awt.event.*;
import java.sql.Timestamp;
import java.util.Date;

public class RegisterFram extends JFrame {
//标签
private JLabel lblUsername;
private JLabel lblPassword;
private JLabel lblTelephone;
//文本框
private JTextField txtUsername;
private JTextField txtTelephone;
private JPasswordField txtPassword;
//按钮
private JButton btnSubmit;
private JButton btnCancel;
private JButton btnLogin;
//面板
private JPanel panel;
private JPanel panel1;
private JPanel panel2;
private JPanel panel3;
private JPanel panel4;

private String username;
private String password;
private String telephone;
private Date registerTime;

//构造方法
public RegisterFram(String title){
super(title);
initGUI();
}
//初始化图形用户界面
private void initGUI() {
//创建组件(面板与控件)
panel = (JPanel) getContentPane();
panel1 = new JPanel();
panel2 = new JPanel();
panel3 = new JPanel();
panel4 = new JPanel();

lblUsername = new JLabel("用户名：");
lblPassword = new JLabel("密    码：");
lblTelephone = new JLabel("电    话：");

txtUsername = new JTextField("",15);
txtPassword = new JPasswordField("",15);
txtTelephone = new JTextField("",15);
btnSubmit = new JButton("确定[O]");
btnCancel = new JButton("取消[C]");
btnLogin = new JButton("登录[L]");

//将控件添加到四个小面板
panel1.add(lblUsername);
panel1.add(txtUsername);
panel2.add(lblPassword);
panel2.add(txtPassword);
panel3.add(lblTelephone);
panel3.add(txtTelephone);
panel4.add(btnSubmit);
panel4.add(btnCancel);
panel4.add(btnLogin);

//设置大面板布局，将四个小面板添加到大面板
panel.setLayout(new GridLayout(4,1));
panel.add(panel1);
panel.add(panel2);
panel.add(panel3);
panel.add(panel4);

//设置窗口尺寸
setSize(300,200);
//设置窗口不可调整大小
setResizable(false);
//设置窗口可见
setVisible(true);
//设置窗口屏幕居中
setLocationRelativeTo(null);
//设置窗口标题
setTitle("用户注册");

//注册窗口监听器，继承窗口适配器，编写事件处理方法
addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
dispose();
//让登陆窗口可见
Application.loginFram.setVisible(true);
}
});
//【提交】按钮单击事件处理
btnSubmit.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
register();
}
});
//【提交】按钮单击事件处理
btnSubmit.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER);{
register();
}
}
});
//【取消】按钮单击事件
btnCancel.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
//显示登录窗口
Application.loginFram.setVisible(true);
//卸载当前窗口
dispose();
}
});
//【登录】按钮单击事件
btnLogin.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {

Application.loginFram.setVisible(true);
dispose();
}
});
//【用户名】文本框按键事件处理
txtUsername.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER){
txtPassword.requestFocus();
}
}
});
//【密码】文本框按键事件处理
txtPassword.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == 10){
txtTelephone.requestFocus();
}
}
});
}
private void register(){
//获取用户名、密码、电话
username = txtUsername.getText().trim();
password = new String(txtPassword.getPassword());
telephone = txtTelephone.getText().trim();
//定义当前时间为注册时间
registerTime = new Timestamp(System.currentTimeMillis());

UserService userService = new UserServiceImpl();
//创建用户
User user = new User();
user.setUsername(username);
user.setPassword(password);
user.setTelephone(telephone);
user.setRegisterTime(registerTime);

//添加用户
int count = userService.addUser(user);

//判断是否成功
if (count > 0){
setVisible(false);
JOptionPane.showMessageDialog(null,"恭喜！注册成功！","学生信息管理系统",JOptionPane.INFORMATION_MESSAGE);
setVisible(true);
}else {
JOptionPane.showMessageDialog(null,"遗憾！注册失败！","学生信息管理系统",JOptionPane.INFORMATION_MESSAGE);
}
}

//主方法
public static void main(String[] args) {
Application.registerFram = new RegisterFram("");
}

}

二、设置学校信息窗口

/*
功能：设置学校信息
作者：宋云鹏
时间：2019年6月21日08:47:38
*/
package net.syp.student.gui;

import net.syp.student.bean.College;
import net.syp.student.service.CollegeService;
import net.syp.student.service.Impl.CollegeServiceImpl;

import javax.swing.;
import java.awt.;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.sql.Timestamp;
import java.text.ParseException;
import java.text.SimpleDateFormat;

public class SetCollegeInfoFrame extends JFrame {
//面板
JPanel panel;
JPanel pnlNorth;
JPanel panel1;
JPanel panel2;
JPanel panel3;
JPanel panel4;
JPanel panel5;
JPanel pnlCenter;
JPanel pnlSouth;
//标签
JLabel lblName;
JLabel lblPresident;
JLabel lblStartTime;
JLabel lblTelephone;
JLabel lblEmail;
JLabel lblAddress;
JLabel lblProfile;
//按钮
JButton btnSave;
JButton btnExit;
//文本框与文本区
JTextField txtName;
JTextField txtPresident;
JTextField txtStartTime;
JTextField txtTelephone;
JTextField txtEMail;
JTextField txtAddress;
JTextArea txtProfile;
//滚动面板
JScrollPane scrollPane;
//学校服务
private CollegeService collegeService;
private College college;
private int id = 1;

//构造方法
public SetCollegeInfoFrame(String title){
super(title);
initGUI();
}

//初始化用户界面
private void initGUI(){
//创建组件（面板与控件）
panel = (JPanel) getContentPane();
pnlNorth = new JPanel();
panel1 = new JPanel();
panel2 = new JPanel();
panel3 = new JPanel();
panel4 = new JPanel();
panel5 = new JPanel();
pnlCenter = new JPanel();
pnlSouth = new JPanel();

lblName = new JLabel("学校名称：");
lblPresident = new JLabel("校         长：");
lblStartTime = new JLabel("建校时间：");
lblTelephone = new JLabel("联系电话：");
lblEmail= new JLabel("电子邮箱：");
lblAddress = new JLabel("通讯地址：");
lblProfile = new JLabel("学校简介：");

txtName = new JTextField(30);
txtPresident = new JTextField(11);
txtStartTime = new JTextField(12);
txtTelephone = new JTextField(11);
txtEMail = new JTextField(12);
txtAddress = new JTextField(30);
txtProfile = new JTextArea(5,37);
txtProfile.setLineWrap(true);//让文本区自动换行
scrollPane = new JScrollPane(txtProfile,ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
btnSave = new JButton("保存[S]");
btnSave.setMnemonic(KeyEvent.VK_S);
btnExit = new JButton("退出[X]");
btnExit.setMnemonic(KeyEvent.VK_X);

//设置大面板布局，将被面板、中面板与南面板添加到大面板
panel.setLayout(new BorderLayout());
panel.add(pnlNorth,"North");
panel.add(pnlCenter,"Center");
panel.add(pnlSouth,"South");

//设置北面板布局，添加五个小面板
pnlNorth.setLayout(new GridLayout(5,1));
pnlNorth
1ef05
.add(panel1);
pnlNorth.add(panel2);
pnlNorth.add(panel3);
pnlNorth.add(panel4);
pnlNorth.add(panel5);

//将控件添加到五个面板
panel1.add(lblName);
panel1.add(txtName);
panel2.add(lblPresident);
panel2.add(txtPresident);
panel2.add(lblStartTime);
panel2.add(txtStartTime);
panel3.add(lblTelephone);
panel3.add(txtTelephone);
panel3.add(lblEmail);
panel3.add(txtEMail);
panel4.add(lblAddress);
panel4.add(txtAddress);
panel5.add(lblProfile);

//将滚动面板添加到中面板
pnlCenter.add(scrollPane);

//将两个按钮添加到南面板
pnlSouth.add(btnSave);
pnlSouth.add(btnExit);

//创建学校服务对象
collegeService = new CollegeServiceImpl();
//获取学校对象
college = collegeService.findCollegeById(id);
//利用学校对象属性值设置相应控件的内容
txtName.setText(college.getName());
txtPresident.setText(college.getPresident());
txtStartTime.setText(college.getStartTime().toString());
txtTelephone.setText(college.getTelephone());
txtEMail.setText(college.getEmail());
txtAddress.setText(college.getAddress());
txtProfile.setText(college.getProfile());

//设置窗口
setSize(450,350);
setLocationRelativeTo(null);
setResizable(false);
pack();
setTitle("设置学校信息");
setVisible(true);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//【关闭】按钮单击事件处理
btnExit.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
dispose();
}
});
//【保存】按钮单击事件处理
btnSave.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
try {
//修改学校属性
college.setName(txtName.getText());
college.setPresident(txtPresident.getText());
college.setStartTime(new Timestamp(new SimpleDateFormat("yyyy-MM-dd").parse(txtStartTime.getText().toString()).getTime()));
college.setTelephone(txtTelephone.getText());
college.setEmail(txtEMail.getText());
college.setAddress(txtAddress.getText());
college.setProfile(txtProfile.getText());
//更新学校信息
collegeService.updateStatus(college);
//提示用户更新成功
JOptionPane.showMessageDialog(null,"更新数据成功");
} catch (ParseException e1) {
JOptionPane.showMessageDialog(null,"更新数据失败");
}
}
});
}
//主方法
public static void main(String[] args) {
new SetCollegeInfoFrame("");
}

}

三、修改用户密码窗口

/*
功能：修改用户密码
作者：宋云鹏
时间：2019年6月21日09:48:26
*/
package net.syp.student.gui;

import net.syp.student.app.Application;
import net.syp.student.bean.User;
import net.syp.student.service.Impl.UserServiceImpl;
import net.syp.student.service.UserService;

import javax.swing.;
import java.awt.;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;

public class ChangePasswordFrame extends JFrame {
//面板
private JPanel panel;
private JPanel pnlRow1;
private JPanel pnlRow2;
private JPanel pnlRow3;
private JPanel pnlRow4;
private JPanel pnlRow5;

//标签
private JLabel lblUsername;
private JLabel lblPassword;
private JLabel lblNewPassword1;
private JLabel lblNewPassword2;

//文本框
private JTextField txtUsername;
private JPasswordField txtPassword;
private JPasswordField txtNewPassword1;
private JPasswordField txtNewPassword2;

//按钮
private JButton btnOK;
private JButton btnCancel;

//用户服务对象
private UserService userService;

//构造方法
public ChangePasswordFrame(String title){
super(title);
initGUI();
}

//初始化用户界面
private void initGUI(){
//创建组件（面板与控件）
panel = (JPanel) getContentPane();
pnlRow1 = new JPanel();
pnlRow2 = new JPanel();
pnlRow3 = new JPanel();
pnlRow4 = new JPanel();
pnlRow5 = new JPanel();

lblUsername = new JLabel("用户名：");
lblPassword = new JLabel("密    码：");
lblNewPassword1 = new JLabel("新密码：");
lblNewPassword2 = new JLabel("确    认：");

txtUsername = new JTextField(20);
txtUsername.setEnabled(false);
txtPassword = new JPasswordField(20);
txtNewPassword1 = new JPasswordField(20);
txtNewPassword2 = new JPasswordField(20);

btnOK = new JButton("确定[O]");
btnOK.setMnemonic(KeyEvent.VK_O);
btnCancel = new JButton("取消[C]");
btnCancel.setMnemonic(KeyEvent.VK_C);

//设置大面板布局，添加五个小面板
panel.setLayout(new GridLayout(5,1));
panel.add(pnlRow1);
panel.add(pnlRow2);
panel.add(pnlRow3);
panel.add(pnlRow4);
panel.add(pnlRow5);

//将控件添加到五个小面板
pnlRow1.add(lblUsername);
pnlRow1.add(txtUsername);
pnlRow2.add(lblPassword);
pnlRow2.add(txtPassword);
pnlRow3.add(lblNewPassword1);
pnlRow3.add(txtNewPassword1);
pnlRow4.add(lblNewPassword2);
pnlRow4.add(txtNewPassword2);
pnlRow5.add(btnOK);
pnlRow5.add(btnCancel);

//设置窗口
setResizable(false);
pack();
setLocationRelativeTo(null);
setTitle("修改用户密码");
setVisible(true);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//设置控件属性
txtUsername.setEditable(false);
txtUsername.setText(Application.username);

//【取消】按钮单击事件处理
btnCancel.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
dispose();
}
});
//【确定】按钮单击事件处理
btnOK.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
changePassword();
}
});
//【确认】按钮按键事件处理
btnOK.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == 10){
changePassword();
}
}
});
//【密码】文本框处理事件处理
txtPassword.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER){
txtNewPassword1.requestFocus();
}
}
});
//【新密码1】文本框处理事件处理
txtPassword.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER){
txtNewPassword2.requestFocus();
}
}
});
//【新密码2】文本框处理事件处理
txtPassword.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER){
btnOK.requestFocus();
}
}
});
}
//修改密码方法
private void changePassword(){
//获取用户信息
int id = Application.id;
String username = Application.username;

//保存用户输入的旧密码与两个新密码
String password = new String(txtPassword.getPassword());
String newPassword1 = new String(txtNewPassword1.getPassword());
String newPassword2 = new String(txtNewPassword2.getPassword());

//创建学生服务对象
userService = new UserServiceImpl();

if (userService.login(username,password) == null){
JOptionPane.showMessageDialog(null,"旧密码错误，请重新输入","错误提示",JOptionPane.ERROR_MESSAGE);
txtPassword.requestFocus();
txtPassword.selectAll();
}else if (newPassword1.equals("")){
JOptionPane.showMessageDialog(null,"新密码不能为空","错误提示",JOptionPane.ERROR_MESSAGE);
txtNewPassword1.requestFocus();
}else if (newPassword2.equals("")){
JOptionPane.showMessageDialog(null,"确认密码不能为空","错误提示",JOptionPane.ERROR_MESSAGE);
txtNewPassword2.requestFocus();
}else if (!newPassword1.equals(newPassword2)){
JOptionPane.showMessageDialog(null,"两次密码不一致","错误提示",JOptionPane.ERROR_MESSAGE);
}else {
User user = userService.findUserById(id);
user.setPassword(newPassword1);

int count = userService.updateUser(user);
if (count > 0){
JOptionPane.showMessageDialog(null,"密码修改成功","设置密码",JOptionPane.INFORMATION_MESSAGE);
dispose();
}else {
JOptionPane.showMessageDialog(null,"密码修改失败","修改密码",JOptionPane.WARNING_MESSAGE);
}
}

}

//主方法
public static void main(String[] args) {
Application.id = 1;
Application.username = "李刚";
new ChangePasswordFrame("");
}

}

四、浏览学生记录窗口

功能：浏览学生记录
作者：宋云鹏
时间：2019年6月21日11:25:46
*/
package net.syp.student.gui;

import net.syp.student.bean.Student;
import net.syp.student.service.Impl.StudentServiceImpl;
import net.syp.student.service.StudentService;

import javax.swing.;
import java.awt.;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.util.List;

public class BrowseStudentsFrame extends JFrame {
//声明面板
private JPanel panel,pnlCenter,pnlRow1,pnlRow2,pnlRow3,pnlRow4,pnlRow5,pnlRow6,pnlRow7,pnlSouth;
//声明标签
private JLabel lblId,lblName,lblSex,lblAge,lblDepartment,lblClass,lblTelephone;
//声明文本框
private JTextField txtId,txtName,txtSex,txtAge,txtDepartment,txtClass,txtTelephone;
//声明按钮
private JButton btnTop,btnPrevious,btnNext,btnBottom,btnExit;

//当前记录行号
private int currentRow;
//学生列表
private List<Student> students;
//创建学生服务对象
StudentService studentService;

//构造方法
public BrowseStudentsFrame(String title){
super(title);
initGUI();
}

//初始化用户界面
private void initGUI(){
//创建组件
panel = (JPanel) getContentPane();
pnlCenter = new JPanel();
pnlSouth = new JPanel();

pnlRow1 = new JPanel();
pnlRow2 = new JPanel();
pnlRow3 = new JPanel();
pnlRow4 = new JPanel();
pnlRow5 = new JPanel();
pnlRow6 = new JPanel();
pnlRow7 = new JPanel();

pnlRow1.setLayout(new FlowLayout(FlowLayout.LEFT));
pnlRow2.setLayout(new FlowLayout(FlowLayout.LEFT));
pnlRow3.setLayout(new FlowLayout(FlowLayout.LEFT));
pnlRow4.setLayout(new FlowLayout(FlowLayout.LEFT));
pnlRow5.setLayout(new FlowLayout(FlowLayout.LEFT));
pnlRow6.setLayout(new FlowLayout(FlowLayout.LEFT));
pnlRow7.setLayout(new FlowLayout(FlowLayout.LEFT));

lblId = new JLabel("学号：");
lblName = new JLabel("姓名：");
lblSex = new JLabel("性别：");
lblAge = new JLabel("年龄：");
lblDepartment = new JLabel("系部：");
lblClass = new JLabel("班级：");
lblTelephone = new JLabel("电话：");

txtId = new JTextField(40);
txtName = new JTextField(40);
txtSex = new JTextField(40);
txtAge = new JTextField(40);
txtDepartment = new JTextField(40);
txtClass = new JTextField(40);
txtTelephone = new JTextField(40);

txtId.setEditable(false);
txtName.setEditable(false);
txtSex.setEditable(false);
txtAge.setEditable(false);
txtDepartment.setEditable(false);
txtClass.setEditable(false);
txtTelephone.setEditable(false);

btnTop = new JButton("第一条[T]");
btnPrevious = new JButton("上一条
");
btnNext = new JButton("下一条
");
btnBottom = new JButton("最后一条[B]");
btnExit = new JButton("退出[X]");
btnTop.setMnemonic(KeyEvent.VK_T);
btnPrevious.setMnemonic(KeyEvent.VK_P);
btnNext.setMnemonic(KeyEvent.VK_N);
btnBottom.setMnemonic(KeyEvent.VK_B);
btnExit.setMnemonic(KeyEvent.VK_X);

// 添加组件
panel.setLayout(new BorderLayout());
panel.add(pnlCenter, BorderLayout.CENTER);
panel.add(pnlSouth, BorderLayout.SOUTH);
pnlCenter.setLayout(new GridLayout(7, 1));

pnlCenter.add(pnlRow1);
pnlCenter.add(pnlRow2);
pnlCenter.add(pnlRow3);
pnlCenter.add(pnlRow4);
pnlCenter.add(pnlRow5);
pnlCenter.add(pnlRow6);
pnlCenter.add(pnlRow7);

pnlRow1.add(lblId);
pnlRow1.add(txtId);
pnlRow2.add(lblName);
pnlRow2.add(txtName);
pnlRow3.add(lblSex);
pnlRow3.add(txtSex);
pnlRow4.add(lblAge);
pnlRow4.add(txtAge);
pnlRow5.add(lblDepartment);
pnlRow5.add(txtDepartment);
pnlRow6.add(lblClass);
pnlRow6.add(txtClass);
pnlRow7.add(lblTelephone);
pnlRow7.add(txtTelephone);

pnlSouth.add(btnTop);
pnlSouth.add(btnPrevious);
pnlSouth.add(btnNext);
pnlSouth.add(btnBottom);
pnlSouth.add(btnExit);

//设置面板
setSize(500,300);
setVisible(true);
pack();
setResizable(false);
setLocationRelativeTo(null);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//创建学生服务对象
studentService = new StudentServiceImpl();
//获取全部学生列表、
students = studentService.findAllStudents();
//判断是否有学生记录
if (students.size() > 0){
currentRow = 1;
setTitle("浏览学生表记录" + "&& 当前记录：" + currentRow);
fillFrameData(currentRow);
}else {
JOptionPane.showMessageDialog(null, "表中没有记录！", "浏览学生表记录", JOptionPane.ERROR_MESSAGE);
btnTop.setEnabled(false);
btnPrevious.setEnabled(false);
btnNext.setEnabled(false);
btnBottom.setEnabled(false);
}

//【第一条】按钮单击事件
btnTop.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
currentRow = 1;
fillFrameData(currentRow);
}
});

//【上一条】按钮单击事件
btnPrevious.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (currentRow > 1){
//设置当前记录号
currentRow--;
fillFrameData(currentRow);
}else {
JOptionPane.showMessageDialog(null, "已到第一条记录！", "浏览学生表记录", JOptionPane.WARNING_MESSAGE);
}
}
});

//【下一条】按钮单击事件
btnNext.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (currentRow <students.size()){
//设置当前记录号
currentRow++;
fillFrameData(currentRow);
}else {
JOptionPane.showMessageDialog(null, "已到最后一条记录！", "浏览学生表记录", JOptionPane.WARNING_MESSAGE);
}
}
});
//【最后一条】按钮单击事件
btnBottom.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
currentRow = students.size()-1 ;
fillFrameData(currentRow);
}
});

//【退出】按钮单击事件
btnExit.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
dispose();
}
});
}
//将当前记录数据填充窗口各文本框
private void fillFrameData(int currentRow){
if (currentRow > 0){
setTitle("浏览学生表记录" + "&& 当前记录" + currentRow);
txtId.setText(students.get(currentRow).getId());
txtName.setText(students.get(currentRow).getName());
txtSex.setText(students.get(currentRow).getSex());
txtAge.setText(students.get(currentRow).getAge() + "");
txtDepartment.setText(students.get(currentRow).getDepartment());
txtClass.setText(students.get(currentRow).getClazz());
txtTelephone.setText(students.get(currentRow).getTelephone());
}
}

//主方法
public static void main(String[] args) {
new BrowseStudentsFrame("");
}

[p]}

在今天实训的学习中对GUI的设置、布局、按钮更加的清楚与清晰，找到了改如何去写一个GUI界面。其中特别是按钮，在今天书写代码的的过程中，完全处于惊讶的状态，原来一个按钮可以这样用。今天受益最大的就是按钮了，其中浏览学生记录窗口中的按钮编写方法使我进入了一个新的大陆，让我对代码有了更深的理解。