StringBuffer sb = new StringBuffer();
// 处理成十六进制的字符串(通常)
for (byte bb : md5Bytes) {
sb.append(chars[(bb >> 4) & 15]);
sb.append(chars[bb & 15]);
}
return sb.toString();
}
// 测试主函数
public static void main(String args[]) {
System.out.println(string2MD5("123456"));
}
}
<>LoginFrame.java
package com.sjsq.view;
import org.jb2011.lnf.beautyeye.ch3_button.BEButtonUI;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import javax.swing.Timer;
import javax.swing.UIManager;
import com.sjsq.model.User;
import com.sjsq.util.MD5Util;
import com.sjsq.dao.UserDao;
public class LoginFrame extends JFrame implements ActionListener {
public static String uname = null;
public static String pwd = null;
String username, password, login, quit;
// 登录标签
private JLabel loginJLabel;
private JPanel jContentPane = null;
private JButton jButtonLogin = null;
private JButton jButtonExit = null;
private JTextField jTextFieldUserName = null;
private JTextField jTextFieldPassWord = null;
// 登录用户名
static int storeUserId;
// 图片
public JLabel jLabel_Image = null;
// 登录用户名
public static String storeUserame = null;
// 登录密码
public static String storeUserPassword = null;
// 重新登陆标记
static boolean RELOAD = true;
private JLabel jLabelUserName = null;
private JLabel jLabelPassWord = null;
int index;
public LoginFrame() {
// 设置背景
setForeground(new Color(255, 255, 255));
this.setResizable(false);
this.setSize(800, 500);
this.setTitle("极客大学学生信息管理系统");
this.setLocationRelativeTo(null);
try {
UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");// 使用windows外观
} catch (Exception e) {
e.printStackTrace();
}
loginJLabel = new JLabel("极客大学学生信息管理系统");
Font font = new Font("微软雅黑",Font.BOLD,40);
loginJLabel.setFont(font);
loginJLabel.setBounds(180,100,650, 50);
loginJLabel.setForeground(Color.DARK_GRAY);
getContentPane().add(loginJLabel);
Font font2 = new Font("微软雅黑",Font.BOLD,15);
jLabelPassWord = new JLabel();
jLabelPassWord.setFont(font2);
jLabelPassWord.setBounds(new Rectangle(300, 250, 71, 29));
jLabelPassWord.setText("密 码：");
jLabelUserName = new JLabel();
jLabelUserName.setBounds(new Rectangle(300, 300, 71, 29));
jLabelUserName.setFont(font2);
jLabelUserName.setText("用户名：");
// 账号输入框
jTextFieldUserName = new JTextField(20);
jTextFieldUserName.setBounds(new Rectangle(360, 250, 154, 33));
// 密码输入框
jTextFieldPassWord = new JPasswordField();
jTextFieldPassWord.setBounds(new Rectangle(360, 300, 154, 33));
// 登录
jButtonLogin = new JButton();
jButtonLogin.setBounds(new Rectangle(320, 380, 78, 26));
jButtonLogin.setText("登录");
jButtonLogin.setUI(new BEButtonUI()
.setNormalColor(BEButtonUI.NormalColor.green));
// 回车登录
getRootPane().setDefaultButton(jButtonLogin);
// 退出
jButtonExit = new JButton();
jButtonExit.setUI(new BEButtonUI()
.setNormalColor(BEButtonUI.NormalColor.lightBlue));
jButtonExit.setBounds(new Rectangle(420, 380, 78, 26));
jButtonExit.setText("退出");
// 包含所有的元素
jContentPane = new JPanel();
jContentPane.setLayout(null);
jContentPane.add(jLabelUserName, null);
jContentPane.add(jLabelPassWord, null);
jContentPane.add(jButtonLogin, null);
jContentPane.add(jButtonExit, null);
jContentPane.add(jTextFieldUserName, null);
jContentPane.add(jTextFieldPassWord, null);
getContentPane().add(jContentPane);
jTextFieldUserName.addKeyListener(new KeyListener() {
@Override
public void keyPressed(KeyEvent e) {
}
@Override
public void keyReleased(KeyEvent e) {
}
@Override
public void keyTyped(KeyEvent e) {
if(e.getKeyChar() == KeyEvent.VK_ENTER){
jTextFieldPassWord.requestFocus();
}
}
});
jTextFieldPassWord.addKeyListener(new KeyListener() {
@Override
public void keyTyped(KeyEvent e) {
}
@Override
public void keyReleased(KeyEvent e) {
}
@Override
public void keyPressed(KeyEvent e) {
if(e.getKeyChar() == KeyEvent.VK_ENTER){
username = jTextFieldUserName.getText();
password = MD5Util.string2MD5(jTextFieldPassWord.getText());
User user = new User();
user.setUsername(username);
user.setPassword(password);
String s=user.getUsername();
String p=jTextFieldPassWord.getText();
UserDao userDao = new UserDao();
int choice = 0;
if(!userDao.checkUser(user)) {
JOptionPane.showMessageDialog(null, "用户名和密码错误","消息提示",JOptionPane.WARNING_MESSAGE);
}else {
setVisible(false);
MainMenuFrame MM = new MainMenuFrame();
uname = s;
pwd=p;
}
}
}
});
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
// 添加监控
jTextFieldUserName.addActionListener(this);
jTextFieldPassWord.addActionListener(this);
jButtonLogin.addActionListener(this);
jButtonExit.addActionListener(this);
}
@Override
public void actionPerformed(ActionEvent e) {
// 获取账号和密码
username = jTextFieldUserName.getText();
password = MD5Util.string2MD5(jTextFieldPassWord.getText());
User user = new User();
user.setUsername(username);
user.setPassword(password);
String s = user.getUsername();
String p = jTextFieldPassWord.getText();
UserDao userDao = new UserDao();
int choice = 0;
if (e.getSource() == jButtonLogin) {
if (!userDao.checkUser(user)) {
JOptionPane.showMessageDialog(null, "用户名和密码错误", "消息提示", JOptionPane.WARNING_MESSAGE);
} else {
setVisible(false);
MainMenuFrame MM = new MainMenuFrame();
uname = s;
pwd = p;
}
} else if (e.getSource() == jButtonExit) {
System.exit(0);
}
}
// 测试
public static void main(String[] args) {
new LoginFrame();
}
}
<>MainMenuFrame.java
package com.sjsq.view;
import java.awt.Font;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import org.jb2011.lnf.beautyeye.ch3_button.BEButtonUI;
/*
- 登陆成功后主界面
*/
public class MainMenuFrame extends JFrame implements ActionListener{
private JFrame mainmenu;
private JTextArea text;
// 标题栏（关于）
private JMenuBar menuBar1;
private JMenuItem aboutSystem;
public MainMenuFrame() {
mainmenu();
}
public void mainmenu() {
mainmenu = new JFrame("极客大学学生管理系统");
setLocationRelativeTo(null);// 将容器显示在屏幕中央
mainmenu.setSize(850, 650);
mainmenu.getContentPane().add(new JScrollPane(text));
JPanel jContentPane = new JPanel();
jContentPane.setLayout(null);
// 查询学生按钮
JButton jButtonSelect = new JButton();
jButtonSelect.setBounds(new Rectangle(320, 100, 100, 52));
jButtonSelect.setText("查询学生");
jButtonSelect.setUI(new BEButtonUI()
.setNormalColor(BEButtonUI.NormalColor.lightBlue));
getRootPane().setDefaultButton(jButtonSelect);// 回车登录
// 添加学生按钮
JButton jButtonAdd = new JButton();
jButtonAdd.setUI(new BEButtonUI()
.setNormalColor(BEButtonUI.NormalColor.lightBlue));
jButtonAdd.setBounds(new Rectangle(320, 200, 100, 52));
jButtonAdd.setText("添加学生");
// 修改密码按钮
JButton jButtonAlterPwd = new JButton();
jButtonAlterPwd.setUI(new BEButtonUI()
.setNormalColor(BEButtonUI.NormalColor.lightBlue));
jButtonAlterPwd.setBounds(new Rectangle(320, 300, 100, 52));
jButtonAlterPwd.setText("密码修改");
// 退出系统按钮
JButton jButtonExit = new JButton();
jButtonExit.setUI(new BEButtonUI()
.setNormalColor(BEButtonUI.NormalColor.lightBlue));
jButtonExit.setBounds(new Rectangle(320, 400, 100, 52));
jButtonExit.setText("退出系统");
jContentPane.add(jButtonSelect, null);
jContentPane.add(jButtonAdd, null);
jContentPane.add(jButtonAlterPwd, null);
jContentPane.add(jButtonExit, null);
// 添加Label到Frame
mainmenu.getContentPane().add(jContentPane);
// 设置字体
Font font = new Font("微软雅黑",Font.BOLD,16);
// 标题栏
menuBar1 = new JMenuBar();
//aboutSystem = new JMenuItem("关于本系统",new ImageIcon("src/images/icons/about.png"));
aboutSystem = new JMenuItem("关于本系统");
aboutSystem.setMnemonic('H');
menuBar1.add(aboutSystem);
// 查询学生
jButtonSelect.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
System.out.println("------查询学生-----");
QueryStudentInfo queryStudentInfo = new QueryStudentInfo();
}
});
// 添加学生
jButtonAdd.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
System.out.println("------添加学生-----");
AddStudentInfo addStudentInfo = new AddStudentInfo();
}
});
// 修改密码
jButtonAlterPwd.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
System.out.println("------修改密码-----");
ModifyPasswordInfo modifyPasswordInfo = new ModifyPasswordInfo();
}
});
// 退出系统
jButtonExit.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
System.out.println("------退出系统-----");
System.exit(1);
}
});
// 关于系统
aboutSystem.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
System.out.println("------关于系统------");
AboutSystem aboutSystem = new AboutSystem();
}
});
// 关闭窗口监控
mainmenu.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent arg0) {
System.exit(1);
}
});
mainmenu.setJMenuBar(menuBar1);
mainmenu.setVisible(true);
mainmenu.setLocation(250, 50);
aboutSystem.addActionListener(this);
}
// 主函数测试
public static void main(String[] args) {
new MainMenuFrame();
}
@Override
public void actionPerformed(ActionEvent arg0) {
}
}
<>AboutSystem.java
package com.sjsq.view;
import javax.swing.*;
import java.awt.*;
public class AboutSystem extends JFrame{
private JLabel jlabel1,jlabel2;
private Font font;
public AboutSystem() {
//设置容器标题
setTitle("关于本系统");
//设置容器大小
setSize(600, 450);
//将容器显示在屏幕中央
setLocationRelativeTo(null);
AboutSystem();
//点击右上角的关闭，只关闭本窗口，不影响住窗口
setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
//设置窗口可见
setVisible(true);
//设置窗口大小可以改变
setResizable(true);
}
private void AboutSystem() {
//以绝对布局的方式布局
setLayout(null);
font = new Font("楷体", Font.BOLD, 20);
jlabel1 = new JLabel("联系方式");
jlabel1.setBounds(230, 50, 150, 50);
jlabel1.setFont(font);
jlabel2 = new JLabel("QQ:3079118617");
jlabel2.setBounds(230, 100, 150, 50);
jlabel2.setFont(font);
add(jlabel1);
add(jlabel2);
}
public static void main(String[] args){
new AboutSystem();
}
}
<>QueryStudentInfo.java
package com.sjsq.view;
import java.awt.Color;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.util.List;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.WindowConstants;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;
import org.jb2011.lnf.beautyeye.ch3_button.BEButtonUI;
import com.sjsq.controller.StudentController;
import com.sjsq.controller.impl.StudentControllerImpl;
import com.sjsq.dao.StudentDao;
import com.sjsq.model.Student;
@SuppressWarnings("serial")
public class QueryStudentInfo extends JFrame implements ActionListener {
private JScrollPane panel;
private JButton next, previous, first, last, query;
private JButton modifyBtn, deleteBtn, backBtn;
private JLabel studentId;
private JLabel studengName;
private JLabel studentSex;
private JLabel studentProvince;
private JTextField studentIdContent;
private JTextField studengNameContent;
private JTextField studentSexContent;
private JTextField studentProvinceContent;
private JLabel label1, label2; // 1.显示总页数和当前页数 2.每页显示数
private JTable table;
public int currentPage = 1; // 当前页
public int totalPage = 0; // 总页数
public int totalRowCount = 0; // 总行数
public int pageCount; // 每页显示数目
public int column = 0;
public int restCount; // 最后一页数目
public Object[][] resultData; // 结果集二维数组
// 声明下拉菜单数据
String[] array = { "20", "30", "40", "50", "60" };
JComboBox box = new JComboBox(array);// 将数组array放到下拉菜单中
// JTable表信息相关变量
public List students = Student.students;
public String[] columnNames = { "学号", "姓名", "性别", "学院", "专业", "生日", "省份", "电话", "邮箱" };
public DefaultTableModel model = null;// 默认的表格控制模型
// 窗体及表的建立
public QueryStudentInfo() {
super("学生信息查询统计");
this.setSize(1040, 680);
setLocationRelativeTo(null);// 将容器显示在屏幕中央
setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);// 点击右上角的关闭，只关闭本窗口，不影响住窗口
setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
// 设置窗口不可以改变
setResizable(false);
JLabel queryData;
Font font = new Font("微软雅黑", Font.CENTER_BASELINE, 10);
studentId = new JLabel("学号");
studentId.setBounds(100, 30, 40, 30);
studentId.setFont(font);
studentIdContent = new JTextField();
studentIdContent.setBounds(145, 30, 100, 30);
studengName = new JLabel("学生姓名");
studengName.setBounds(270, 30, 70, 30);
studengName.setFont(font);
studengNameContent = new JTextField();
studengNameContent.setBounds(341, 30, 100, 30);
// "姓名"，"性别"，"省份"
studentProvince = new JLabel("省份");
studentProvince.setBounds(100, 65, 40, 30);
studentProvince.setFont(font);
studentProvinceContent = new JTextField();
studentProvinceContent.setBounds(145, 65, 100, 30);
studentSex = new JLabel("学生性别");
studentSex.setBounds(270, 65, 70, 30);
studentSex.setFont(font);
studentSexContent = new JTextField();
studentSexContent.setBounds(341, 65, 100, 30);
query = new JButton("查询");
query.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.lightBlue));
query.setBounds(600, 30, 95, 30);
// query.setFont(font);
query.setForeground(Color.blue);
// 设置查询图标
//ImageIcon icon1 = new ImageIcon("src/images/query2.png");
//query.setIcon(icon1);
table = new JTable();
box.setBounds(890, 105, 100, 20);
label2 = new JLabel("每页显示条数:");
label2.setBounds(800, 93, 120, 50);
panel = new JScrollPane();// 设置滚动条
panel.setViewportView(table);
panel.setBounds(42, 136, 950, 420);
first = new JButton("第一页");
first.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.green));
first.setBounds(44, 570, 90, 30);
previous = new JButton("上一页");
previous.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.green));
previous.setBounds(164, 570, 90, 30);
next = new JButton("下一页");
next.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.green));
next.setBounds(284, 570, 90, 30);
last = new JButton("最后一页");
last.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.green));
last.setBounds(404, 570, 90, 30);
/*modifyBtn = new JButton("修改");
modifyBtn.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.green));
modifyBtn.setBounds(524, 570, 90, 30);
deleteBtn = new JButton("删除");
deleteBtn.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.red));
deleteBtn.setBounds(644, 570, 90, 30);
backBtn = new JButton("关闭");
backBtn.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.blue));
backBtn.setBounds(764, 570, 90, 30);*/
// 新的位置
modifyBtn = new JButton("修改");
modifyBtn.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.green));
modifyBtn.setBounds(200, 570, 90, 30);
deleteBtn = new JButton("删除");
deleteBtn.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.red));
deleteBtn.setBounds(400, 570, 90, 30);
backBtn = new JButton("关闭");
backBtn.setUI(new BEButtonUI().setNormalColor(BEButtonUI.NormalColor.blue));
backBtn.setBounds(600, 570, 90, 30);
/* 添加监听 */
previous.addActionListener(this);
next.addActionListener(this);
first.addActionListener(this);
last.addActionListener(this);
query.addActionListener(this);
// 返回
backBtn.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
dispose();// 点击返回按钮，销毁当前窗口
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
}
});
// 修改
modifyBtn.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
int selectedRowIndex = 7;
selectedRowIndex = table.getSelectedRow();
if (selectedRowIndex == -1) {
JOptionPane.showMessageDialog(null, "请在表格中选中一条数据", "消息提示", JOptionPane.WARNING_MESSAGE);
} else {
String sid = table.getValueAt(selectedRowIndex, 0).toString();
String sname = table.getValueAt(selectedRowIndex, 1).toString();
String ssex = table.getValueAt(selectedRowIndex, 2).toString();
String scollege = table.getValueAt(selectedRowIndex, 3).toString();
String smajor = table.getValueAt(selectedRowIndex, 4).toString();
String sbirthday = table.getValueAt(selectedRowIndex, 5).toString();
String sprovince = table.getValueAt(selectedRowIndex, 6).toString();
String sphone = table.getValueAt(selectedRowIndex, 7).toString();
String semail = table.getValueAt(selectedRowIndex, 8).toString();
EditStudentInfo editStudentInfo = new EditStudentInfo(sid, sname, ssex, scollege, smajor, sbirthday,
sprovince, sphone, semail);
}
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
}
});
deleteBtn.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
System.out.println("------用户点击按钮------");
int selectedRowIndex = 7;
selectedRowIndex = table.getSelectedRow();
if (selectedRowIndex == -1) {
JOptionPane.showMessageDialog(null, "请在表格中选中一条数据", "消息提示", JOptionPane.WARNING_MESSAGE);
} else {
String sid = table.getValueAt(selectedRowIndex, 0).toString();
StudentController studentController = new StudentControllerImpl();
boolean flag = studentController.deleteStudentController(sid);
if (flag) {
JOptionPane.showMessageDialog(null, "删除学生信息成功", "消息提示", JOptionPane.QUESTION_MESSAGE);
} else {
JOptionPane.showMessageDialog(null, "删除学生信息失败", "消息提示", JOptionPane.WARNING_MESSAGE);
}
}
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
}
});
label1 = new JLabel();
label1.setBounds(420, 400, 180, 60);
this.getContentPane().setLayout(null);
// 获取内容面板，再对其加入组件，显示多少页
// this.getContentPane().add(box);
// 显示分页条数
//this.getContentPane().add(label2);
// 滚动条
this.getContentPane().add(panel);
// 分页
//this.getContentPane().add(previous);
//this.getContentPane().add(next);
//this.getContentPane().add(first);
//this.getContentPane().add(last);
this.getContentPane().add(label1);
this.getContentPane().add(studentId);
this.getContentPane().add(studentIdContent);
this.getContentPane().add(studengName);
this.getContentPane().add(studengNameContent);
//this.getContentPane().add(studentSex);
//this.getContentPane().add(studentSexContent);
//this.getContentPane().add(studentProvince);
//this.getContentPane().add(studentProvinceContent);
this.getContentPane().add(modifyBtn);
this.getContentPane().add(deleteBtn);
this.getContentPane().add(backBtn);
this.getContentPane().add(query);
this.setDefaultCloseOperation(HIDE_ON_CLOSE);
this.setLocationRelativeTo(null);
this.setVisible(true);
/* 从MySQL数据库中获取数据 */
try {
StudentDao commoditySaleDetailDao = new StudentDao();
ResultSet rs = commoditySaleDetailDao.queryAll();
ResultSetMetaData metaData;
metaData = rs.getMetaData();
int number = metaData.getColumnCount();
while (rs.next()) {
String sId = rs.getString(1);
String sName = rs.getString(2);
String sSex = rs.getString(3);
String sCollege = rs.getString(4);
String sMajor = rs.getString(5);
String sBirthday = rs.getString(6);
String sProvince = rs.getString(7);
String sPhone = rs.getString(8);
String sEmail = rs.getString(9);
Student s = new Student(sId, sName, sSex, sCollege, sMajor, sBirthday, sProvince, sPhone, sEmail);
Student.students.add(s);
}
} catch (SQLException ex) {
String[] options3 = { "新建MyTable数据表", "取消" };
int strength3 = JOptionPane.showOptionDialog(null, "表MyTable不存在!", "信息", JOptionPane.YES_OPTION,
JOptionPane.INFORMATION_MESSAGE, null, options3, options3[0]);
if (strength3 == javax.swing.JOptionPane.YES_OPTION) {
System.out.println("The Table not exsits.");
}
if (strength3 == javax.swing.JOptionPane.INFORMATION_MESSAGE) {
System.exit(0);
}
}
/**
- 事件监听
*/
/* 下拉菜单事件监听 */
box.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
String Str = (String) box.getSelectedItem();
pageCount = Integer.parseInt(Str);
initTable();
System.out.println(pageCount);
}
});
}
/**
- 获取下一页
*/
public int getNextPage() {
if (this.currentPage != this.totalPage) {
return ++currentPage;
}
return -1;
}
/**
- 获取上一页
*/
public int getPreviousPage() {
if (this.currentPage != 1) {
return --currentPage;
}
return -1;
}
/**
- 获取最后一页
*/
public int getLastPage() {
currentPage = totalPage;
return currentPage;
}
/**
- 获取第一页
*/
public int getFirstPage() {
currentPage = 1;
return currentPage;
}
/**
-
获取总页数
*/
public int getTotolPage() {
return this.totalPage;
}
/**
- 获取当前页
*/
public int getCurrentPage() {
return this.currentPage;
}
/**
- 获得原始数据集