Java+Swing实现医院管理系统

Java+Swing实现医院管理系统

  • 一、系统介绍
  • 二、系统展示
    • 1.登录页
    • 2.主页面
    • 3.病人信息录入
    • 4.病人信息操作
    • 5.就医档案录入
    • 6.处方单录入
    • 7.就医档案操作
    • 8.医生信息录入
    • 9.医生信息操作
    • 10.科室信息录入
    • 11.科室信息操作
    • 12.收费操作
    • 13.收费统计
    • 14.修改密码
    • 15.医生主页面
    • 16.收费员主页面
  • 三、系统实现
    • Login.java
    • HomePage.java
    • Charge.java
    • ChargeQuery.java
    • ChufangModify.java
    • DBUtil.java
    • DepartmentManage.java
    • DepartmentManage.java
    • DoctorInput.java
    • Drug.java
    • JIUYIModify.java
    • JIUYIModifyQuery1.java
    • MainPanelCashier.java
  • 四、其他
    • 1.其他系统实现
    • 2.获取源码
    • 3.备注

一、系统介绍

本系统实现的以下功能
管理员功能:登录系统、病人信息的增删改查、就医档案的录入、医生信息的增删改查、科室信息的增删改查、收费统计功能、修改密码。
医生功能:登录系统、病人信息的增删改查、医生信息的增删改查、科室信息的增删改查、收费统计功能、修改密码。
收费员功能:价格管理、收费管理、修改密码。
JDK版本:1.8
数据库:Mysql8.0.13

数据库用到的表
cashier
charge
department
doctor
drugtable
manager
medical_records
patient
price

工程截图
Java+Swing实现医院管理系统_第1张图片

二、系统展示

1.登录页

Java+Swing实现医院管理系统_第2张图片

2.主页面

Java+Swing实现医院管理系统_第3张图片

3.病人信息录入

Java+Swing实现医院管理系统_第4张图片

4.病人信息操作

Java+Swing实现医院管理系统_第5张图片

5.就医档案录入

Java+Swing实现医院管理系统_第6张图片

6.处方单录入

Java+Swing实现医院管理系统_第7张图片

7.就医档案操作

Java+Swing实现医院管理系统_第8张图片

8.医生信息录入

Java+Swing实现医院管理系统_第9张图片

9.医生信息操作

Java+Swing实现医院管理系统_第10张图片

10.科室信息录入

Java+Swing实现医院管理系统_第11张图片

11.科室信息操作

Java+Swing实现医院管理系统_第12张图片

12.收费操作

Java+Swing实现医院管理系统_第13张图片

13.收费统计

Java+Swing实现医院管理系统_第14张图片

14.修改密码

Java+Swing实现医院管理系统_第15张图片

15.医生主页面

Java+Swing实现医院管理系统_第16张图片

16.收费员主页面

Java+Swing实现医院管理系统_第17张图片

三、系统实现

Login.java

package com.sjsq;

import java.awt.Color;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPasswordField;
import javax.swing.JRadioButton;
import javax.swing.JTextField;

public class Login extends JFrame {
     

	public static String namew;
	// 输入的用户Id
	public static String userId;
	// 输入的用户名
	public static String username;
	// 输入的密码
	public static String password;
	// 验证标识
	int loginFlag = 0;
	private static final long serialVersionUID = 1L;
	DBUtil dbUtil = new DBUtil();
	Connection con = dbUtil.getConnection();
	
	// 账号
	JLabel accountJLabel = new JLabel("账号:");
	// 错误提示标签
	JLabel errorJLabel = new JLabel("用户名或者密码不对,请重新输入");
	// 密码
	JLabel passwordJLabel = new JLabel("密码:");

	// r1:管理员 r2:收费员 r3:医生
	public JRadioButton r1, r2, r3;
	ImageIcon bg = new ImageIcon("picture/login_bg.jpg");
	JLabel bgJLabel = new JLabel(bg);

	JButton loginJButton = new JButton("登录");
	JButton cancelJButton = new JButton("取消");

	private boolean flag;
	static JTextField usernameJTextField = new JTextField();
	static JPasswordField passwordJPasswordField = new JPasswordField();

	Login(String sTitle) {
     
		super(sTitle);
		this.setLayout(null);
		this.add(errorJLabel); // 添加控件

		this.add(accountJLabel);
		this.add(passwordJLabel);
		this.add(loginJButton);
		this.add(cancelJButton);

		this.add(usernameJTextField);
		this.add(passwordJPasswordField);

		final JRadioButton r1 = new JRadioButton("管理员");
		final JRadioButton r2 = new JRadioButton("收费员");
		final JRadioButton r3 = new JRadioButton("医生");
		
		ButtonGroup rg = new ButtonGroup();
		this.add(r2);
		rg.add(r1);
		this.add(r3);
		rg.add(r3);
		this.add(r1);
		rg.add(r2);
		r1.setBounds(150, 180, 80, 30);
		r2.setBounds(230, 180, 80, 30);
		r3.setBounds(310, 180, 80, 30);
		r1.setFocusPainted(false);
		r2.setFocusPainted(false);
		r3.setFocusPainted(false);
		r3.setContentAreaFilled(false);
		r1.setContentAreaFilled(false);
		r2.setContentAreaFilled(false);

		errorJLabel.setBounds(100, 130, 200, 50);
		errorJLabel.setForeground(Color.black);
		errorJLabel.setVisible(false);

		bgJLabel.setBounds(0, 0, 592, 350);
		
		// 登录监听
		loginJButton.addActionListener(new ActionListener() {
     
			public boolean flag = false;

			public void actionPerformed(ActionEvent e) {
     

				// 医生
				if (r3.isSelected()) {
     
					try {
     
						String usernameText = usernameJTextField.getText().toString(); // 获取帐号文本框内容
						String passwordText = passwordJPasswordField.getText().toString(); // 获取密码文本框内容
						Statement stmt = con.createStatement();
						ResultSet rs = stmt.executeQuery("select * from doctor"); // 执行SQL语句,返回结果集
						while (rs.next()) {
     

							userId = rs.getString("DrId"); // 获取登录的用户编号,
							username = rs.getString("DrName");// 获取登录的用户姓名
							password = rs.getString("Password"); // 获取数据库中的数据项的密码
							if (userId.equals(usernameText) && password.equals(passwordText)) {
     // 判断数据库的用户编号以及密码是否与文本框的值相同
								loginFlag = 1;
								break;
							}

						}
						if (loginFlag == 1) {
     
							JOptionPane.showMessageDialog(null, "登录成功");
							// 显示系统主界面
							MainPanelDoctor a = new MainPanelDoctor("医生界面"); 
							a.setVisible(true);
							Login.this.setVisible(false);// 关闭登录按钮
						} else {
     
							usernameJTextField.setText(""); // 错误的话则文本框内容设置为空,显示错误标签
							passwordJPasswordField.setText("");

							JOptionPane.showMessageDialog(null, "登陆错误");
						}
					} catch (SQLException e2) {
     
						System.out.println(e2);
					}
				}
				
				// 管理员
				else if (r1.isSelected()) {
     

					try {
     
						
						String usernameText = usernameJTextField.getText().toString(); // 获取帐号文本框内容
						String passwordText = passwordJPasswordField.getText().toString(); // 获取密码文本框内容

						Statement stmt = con.createStatement();
						ResultSet rs = stmt.executeQuery("select * from manager"); // 执行SQL语句,返回结果集
						while (rs.next()) {
     

							userId = rs.getString("ManagerID"); // 获取登录的用户编号,
							username = rs.getString("ManagerName");// 获取登录的用户姓名
							password = rs.getString("MaPassWord"); // 获取数据库中的数据项的密码
							if (userId.equals(usernameText) && password.equals(passwordText)) {
     // 判断数据库的用户编号以及密码是否与文本框的值相同

								loginFlag = 1;

								break;
							}

						}
						// 登录成功
						if (loginFlag == 1) {
     
							JOptionPane.showMessageDialog(null, "登录成功");
							new MainPanelManager("管理员界面"); // 显示系统主界面
							Login.this.setVisible(false);// 关闭登录按钮
						// 登录失败
						} else {
     
							usernameJTextField.setText(""); // 错误的话则文本框内容设置为空,显示错误标签
							passwordJPasswordField.setText("");
							JOptionPane.showMessageDialog(null, "登陆错误");
						}
					} catch (SQLException e3) {
     
						System.out.println(e3);
					}

				}
				// 收费员
				else if (r2.isSelected()) {
     

					try {
     
						String usernameText = usernameJTextField.getText().toString(); // 获取帐号文本框内容
						String passwordText = passwordJPasswordField.getText().toString(); // 获取密码文本框内容
						
						Statement stmt = con.createStatement();
						ResultSet rs = stmt.executeQuery("select * from cashier"); // 执行SQL语句,返回结果集
						while (rs.next()) {
     

							userId = rs.getString("cashierId"); // 获取登录的用户编号,
							username = rs.getString("cashierName");// 获取登录的用户姓名
							password = rs.getString("cashierPassWord"); // 获取数据库中的数据项的密码
							if (userId.equals(usernameText) && password.equals(passwordText)) {
     // 判断数据库的用户编号以及密码是否与文本框的值相同

								loginFlag = 1;

								break;
							}

						}
						if (loginFlag == 1) {
     
							JOptionPane.showMessageDialog(null, "登录成功");
							new MainPanelCashier("收费员页面"); // 显示系统主界面
							Login.this.setVisible(false);// 关闭登录按钮
						} else {
     
							usernameJTextField.setText(""); // 错误的话则文本框内容设置为空,显示错误标签
							passwordJPasswordField.setText("");

							JOptionPane.showMessageDialog(null, "登陆错误");
						}
					} catch (SQLException e3) {
     
						System.out.println(e3);
					}

				} else if (r1.isSelected() == false && r2.isSelected() == false && r3.isSelected() == false) {
     
					JOptionPane.showMessageDialog(null, "请选择用户类型");

				}

			}
		});

		// 登录按钮添加功能事件

		// 账号
		accountJLabel.setBounds(150, 50, 100, 50);
		accountJLabel.setFont(new Font("", 1, 20));

		// 密码
		passwordJLabel.setBounds(150, 120, 100, 50);
		passwordJLabel.setFont(new Font("", 1, 20));

		// 登录
		loginJButton.setBounds(150, 220, 100, 40);
		loginJButton.setBackground(Color.CYAN);
		
		// 取消
		cancelJButton.setBounds(280, 220, 100, 40);
		cancelJButton.setBackground(Color.CYAN);
		
		// 账号输入框
		usernameJTextField.setBounds(250, 60, 150, 30);
		// 密码输入框
		passwordJPasswordField.setBounds(250, 120, 150, 30);

		this.add(bgJLabel);
		this.setVisible(true);
		this.setSize(600, 350); // 设置窗口大小
		this.setResizable(false); // 设置不可调整窗口大小
		this.setLocationRelativeTo(null);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

	}

	public static void main(String args[]) {
     
		Login login = new Login("医院管理系统");
	}

}
在这里插入代码片

HomePage.java

package com.sjsq;
import java.awt.Font;

import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;

public class HomePage extends JFrame {
     
	JPanel homePage = new JPanel();
	private JLabel la1, la2;
	private Font laFont = new Font("隶书", Font.BOLD, 100);

	public HomePage() {
     
		homePage.setLayout(null);
		// 获取项目路径
		ImageIcon background = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(background);

		la1 = new JLabel("欢迎使用");
		la2 = new JLabel("医院信息管理系统");

		la1.setBounds(330, 0, 800, 300);
		la1.setFont(laFont);
		la2.setBounds(120, 150, 1000, 300);
		la2.setFont(laFont);

		homePage.add(la1);
		homePage.add(la2);

		homePage.add(label);
		label.setBounds(0, 0, 1100, 700);
	}
}

Charge.java

package com.sjsq;

import java.awt.Color;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.SimpleDateFormat;
import java.util.Date;

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.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.border.TitledBorder;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.table.DefaultTableModel;

public class Charge extends JFrame implements ActionListener {
     
	private JComboBox box1;
	private JScrollPane JScrollPane5 = new JScrollPane();
	JPanel panel2 = new JPanel();
	Font f2 = new Font("隶书", Font.BOLD, 30);
	private JLabel la0, la1, la2, la3, la4, la5, la6, la7, la8, la9, la10, la11, la12, la13, l14, l15, la14, la15;
	private JTextField tx13, tx0, tx1, tx2, tx3, tx4, tx5, tx6, tx7, tx8, tx9, tx10, tx11, tx12, tx14;
	public static JTable table3;
	public static DefaultTableModel dtm3;
	private JButton btn1, btn2;
	private double suma = 0;
	private double sumd = 0;
	private double sumb = 0;
	private double sume = 0;
	private double sumc = 0;
	private double sumf = 0;
	String b;
	private String columnNames[] = {
      "就医档案编号", "病人编号", "病人姓名", "就医科室" };

	Charge() {
     
		// 获取时间
		Date now = new Date();
		SimpleDateFormat sdf = new SimpleDateFormat("yyy-MM-dd");
		String dateString = sdf.format(now);
		ImageIcon background = new ImageIcon("picture/right_bg.jpg"); // 背景图片
		JLabel label = new JLabel(background);

		panel2.setLayout(null);

		// 控件的定义
		btn1 = new JButton("确定结算");
		btn2 = new JButton("撤销结算");
		la0 = new JLabel("费用总计 :");
		la1 = new JLabel("就医档案编号 :");
		la2 = new JLabel("姓名: ");
		la3 = new JLabel("编码: ");
		la4 = new JLabel("姓名: ");
		la5 = new JLabel("科室: ");
		la6 = new JLabel("用药费用: ");
		la7 = new JLabel("治疗费用: ");
		la8 = new JLabel("检查费用: ");
		la9 = new JLabel("挂号费: ");
		la10 = new JLabel("处置费: ");
		la11 = new JLabel("化验费: ");
		la12 = new JLabel("押金累计: ");
		la13 = new JLabel("押金余额: ");
		la14 = new JLabel("结账日期: ");
		la15 = new JLabel("收费操作 ");
		la13.setForeground(Color.red);
		la12.setForeground(Color.red);
		tx0 = new JTextField();
		tx1 = new JTextField();
		tx2 = new JTextField();
		tx3 = new JTextField();
		tx4 = new JTextField();
		tx5 = new JTextField();
		tx6 = new JTextField();
		tx7 = new JTextField();
		tx8 = new JTextField();
		tx9 = new JTextField();
		tx10 = new JTextField();
		tx11 = new JTextField();
		tx12 = new JTextField();
		tx13 = new JTextField();
		tx14 = new JTextField(dateString);
		la15.setFont(f2);

		// 设置文本框的边缘不显示
		tx0.setBorder(null);
		tx2.setBorder(null);
		tx3.setBorder(null);
		tx4.setBorder(null);
		tx14.setBorder(null);
		tx14.setEditable(false);

		// 设置一个新的面板
		final JPanel panel1 = new JPanel();
		JPanel panel12 = new JPanel();
		JPanel panel13 = new JPanel();
		panel13.setBackground(Color.pink);
		panel12.setBackground(Color.pink);
		panel1.setLayout(null);// 设置空布局
		panel1.setBorder(new TitledBorder(null, "收费结算", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, null));
		panel1.setBounds(10, 100, 800, 500);
		panel1.setBackground(Color.WHITE);
		panel1.add(panel12);
		panel12.setBounds(600, 0, 10, 500);
		panel1.add(panel13);
		panel13.setBounds(0, 330, 600, 10);

		btn1.addActionListener(this); // 设置按钮事件
		btn2.addActionListener(this);

		// 默认表格模版的设置,添加表头和设置表格不可编辑
		dtm3 = new DefaultTableModel(columnNames, 0);
		table3 = new JTable(dtm3) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}// 表格不允许被编辑 }
		};
		String sql = "select MrId,PaId,PaName,DeptName from Medical_records";
		databaseSearch1(sql, 4);

		JScrollPane5.setViewportView(table3);// 给表格添加滚动条
		panel1.add(JScrollPane5);
		JScrollPane5.setBounds(10, 0, 400, 100);
		JScrollPane5.setVisible(false);

		// 面板添加控件,设置位置
		panel2.add(tx0);
		tx0.setBounds(290, 60, 100, 30);
		panel1.add(btn1);
		btn1.setBounds(650, 100, 100, 50);
		panel1.add(btn2);
		btn2.setBounds(650, 200, 100, 50);
		panel1.add(tx2);
		tx2.setBounds(150, 70, 70, 30);
		panel1.add(tx3);
		tx3.setBounds(150, 120, 70, 30);
		panel1.add(tx4);
		tx4.setBounds(150, 170, 70, 30);
		panel1.add(tx5);
		tx5.setBounds(180, 220, 70, 30);
		panel1.add(tx6);
		tx6.setBounds(180, 270, 70, 30);
		panel1.add(tx7);
		tx7.setBounds(475, 70, 70, 30);
		panel1.add(tx8);
		tx8.setBounds(460, 120, 70, 30);
		panel1.add(tx9);
		tx9.setBounds(460, 170, 70, 30);
		panel1.add(tx10);
		tx10.setBounds(460, 220, 70, 30);
		panel1.add(tx11);
		tx11.setBounds(270, 350, 70, 30);
		panel1.add(tx12);
		tx12.setBounds(470, 350, 70, 30);
		panel1.add(tx13);
		tx13.setBounds(80, 350, 70, 30);

		panel2.add(la1);
		la1.setBounds(20, 50, 100, 50);
		panel2.add(la2);
		la2.setBounds(250, 50, 100, 50);
		panel2.add(tx1);
		tx1.setBounds(110, 58, 120, 30);
		panel1.add(la3);
		la3.setBounds(100, 70, 100, 30);
		panel1.add(la4);
		la4.setBounds(100, 120, 100, 30);
		panel1.add(la5);
		la5.setBounds(100, 170, 100, 30);
		panel1.add(la6);
		la6.setBounds(100, 220, 100, 30);
		panel1.add(la7);
		la7.setBounds(100, 270, 100, 30);

		panel1.add(la8);
		la8.setBounds(400, 70, 100, 30);
		panel1.add(la9);
		la9.setBounds(400, 120, 100, 30);
		panel1.add(la10);
		la10.setBounds(400, 170, 100, 30);
		panel1.add(la11);
		la11.setBounds(400, 220, 100, 30);
		panel1.add(la0);
		la0.setBounds(10, 350, 100, 30);

		la15.setBounds(30, 0, 200, 50);
		panel2.add(la15);
		la12.setBounds(200, 350, 100, 30);
		panel1.add(la12);
		la13.setBounds(400, 350, 100, 30);
		panel1.add(la13);
		panel2.add(panel1);

		panel2.add(la14);
		la14.setBounds(400, 60, 100, 30);
		panel2.add(tx14);
		tx14.setBounds(480, 60, 100, 30);

		// 设置文本框不可编辑
		tx0.setEditable(false);
		tx2.setEditable(false);
		tx3.setEditable(false);
		tx4.setEditable(false);
		tx11.setEditable(false);
		tx12.setEditable(false);
		tx13.setEditable(false);

		panel2.add(label);// 面板添加背景图片,设置位置
		label.setBounds(-30, 0, 1100, 700);

		tx1.addMouseListener(new MouseAdapter() {
     // 给tx1的文本框添加按钮事件,显示一个表格
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					JScrollPane5.setVisible(true);
			}
		});
		// tx1文本框添加事件,根据文本框内容的改变模糊查询到数据库内容,显示到表格中
		tx1.getDocument().addDocumentListener(new DocumentListener() {
     
			@Override
			public void removeUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void insertUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void changedUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			private void updata_combobox() {
     
				String s1 = null;
				s1 = tx1.getText(); // 根据S1的内容模糊查询数据库对应的数据
				JScrollPane5.setVisible(true);
				String sql = "select MrId,PaId,PaName,DeptName from Medical_records where MrId like  '%" + s1 + "%'";
				databaseSearch1(sql, 5);
			}
		});
		// 根据你选择表格的某一行内容,输入到对应的文本框内。
		table3.addMouseListener(new MouseAdapter() {
     
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					if (e.getClickCount() == 1) {
     
						String sum1 = null;
						String sum3 = null;
						String sum6 = null;
						String sum2 = null;
						String sum4 = null;
						String sum5 = null;
						int row = table3.getSelectedRow();
						String ao = (String) table3.getValueAt(row, 2);
						String bo = (String) table3.getValueAt(row, 0);
						String do1 = (String) table3.getValueAt(row, 1);
						String co = (String) table3.getValueAt(row, 3);
						tx2.setText(do1);
						tx3.setText(ao);
						tx1.setText(bo);
						tx0.setText(ao);
						tx4.setText(co);
						JScrollPane5.setVisible(false);

						// 连接数据库,查询对应的价格
						DBUtil dbUtil = new DBUtil();
						Connection con = dbUtil.getConnection();
						ResultSet rs;
						try {
     
							// 查询数据库中用药的费用
							String sql1 = "select PePrice,PeNumber from DrugTable where MrId='" + tx1.getText()
									+ "' and PeClass='诊断类'or PeClass='药品类'and MrId='" + tx1.getText() + "'";
							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql1);
							while (rs.next()) {
     
								String a = rs.getString(1);
								String b = rs.getString(2);

								double a1 = Double.valueOf(a).doubleValue();
								int b1 = Integer.valueOf(b).intValue();

								double d = a1 * b1;

								suma = suma + d;
								sum1 = String.valueOf(suma);

							}
							suma = 0;// 设置为0,否则会应为再次输入而无法清楚原来的数值
							if (sum1 != null) {
     
								tx5.setText(sum1);
							} else {
     
								tx5.setText("0.0");
							}

						} catch (Exception ex) {
     
							ex.printStackTrace();
						}
						try {
     

							String sql2 = "select PePrice,PeNumber from DrugTable where MrId='" + tx1.getText()
									+ "' and PeClass='其他类'and PeName not in('检查费','挂号费','处置费','化验费')";

							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql2);

							while (rs.next()) {
     
								String a = rs.getString(1);
								String b = rs.getString(2);
								double a1 = Double.valueOf(a).doubleValue();
								int b1 = Integer.valueOf(b).intValue();

								double d = a1 * b1;

								sumb = sumb + d;
								sum3 = String.valueOf(sumb);
								System.out.println(a);
								System.out.println(b);
							}
							sumb = 0;
							if (sum3 != null) {
     
								tx6.setText(sum3);
							} else {
     
								tx6.setText("0.0");

							}

						} catch (Exception ex) {
     
							ex.printStackTrace();
						}

						try {
     

							String sql1 = "select PePrice,PeNumber from DrugTable where MrId='" + tx1.getText()
									+ "' and PeName='检查费'";

							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql1);

							while (rs.next()) {
     
								String a = rs.getString(1);
								String b = rs.getString(2);
								double a1 = Double.valueOf(a).doubleValue();
								int b1 = Integer.valueOf(b).intValue();

								double d = a1 * b1;

								sumc = sumc + d;
								sum2 = String.valueOf(sumc);

							}
							sumc = 0;
							if (sum2 != null) {
     
								tx7.setText(sum2);
							} else {
     
								tx7.setText("0.0");
							}

						} catch (Exception ex) {
     
							ex.printStackTrace();
						}

						try {
     

							String sql1 = "select PePrice,PeNumber from DrugTable where MrId='" + tx1.getText()
									+ "' and PeName='挂号费'";

							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql1);

							while (rs.next()) {
     

								String a = rs.getString(1);
								String b = rs.getString(2);
								double a1 = Double.valueOf(a).doubleValue();
								int b1 = Integer.valueOf(b).intValue();

								double d = a1 * b1;

								sumd = sumd + d;
								sum4 = String.valueOf(sumd);

							}
							sumd = 0;
							if (sum4 != null) {
     
								tx8.setText(sum4);
							} else {
     
								tx8.setText("0.0");
							}

						} catch (Exception ex) {
     
							ex.printStackTrace();
						}
						try {
     

							String sql1 = "select PePrice,PeNumber from DrugTable where MrId='" + tx1.getText()
									+ "' and PeName='处置费'";

							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql1);

							while (rs.next()) {
     

								String a = rs.getString(1);
								String b = rs.getString(2);
								double a1 = Double.valueOf(a).doubleValue();
								int b1 = Integer.valueOf(b).intValue();

								double d = a1 * b1;

								sume = sume + d;
								sum5 = String.valueOf(sume);

							}
							sume = 0;
							if (sum5 != null) {
     
								tx9.setText(sum5);
							} else {
     
								tx9.setText("0.0");
							}

						} catch (Exception ex) {
     
							ex.printStackTrace();
						}
						try {
     
							String sql1 = "select PePrice,PeNumber from DrugTable where MrId='" + tx1.getText()
									+ "' and PeName='化验费'";

							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql1);

							while (rs.next()) {
     
								String a = rs.getString(1);
								String b = rs.getString(2);
								double a1 = Double.valueOf(a).doubleValue();
								int b1 = Integer.valueOf(b).intValue();

								double d = a1 * b1;

								sumf = sumf + d;
								sum6 = String.valueOf(sumf);

							}
							sumc = 0;
							if (sum6 != null) {
     
								tx10.setText(sum6);
							} else {
     
								tx10.setText("0.0");
							}

						} catch (Exception ex) {
     
							ex.printStackTrace();
						}
						try {
     
							String sql1 = "select 	PaPay from Patient  where PaId='" + tx2.getText() + "'";
							Statement stmt = con.createStatement();
							rs = stmt.executeQuery(sql1);
							while (rs.next()) {
     
								String a = rs.getString(1);
								if (a != null) {
     
									tx11.setText(a);
								} else {
     
									tx11.setText("0.0");
								}
							}
						} catch (Exception ex) {
     
							ex.printStackTrace();
						}
						String t;
						String y;
						String u;
						String u1;
						String u2;
						String u3;
						String u4;
						t = tx5.getText();
						u1 = tx6.getText();
						u2 = tx8.getText();
						u3 = tx9.getText();
						u4 = tx10.getText();
						u = tx7.getText();
						y = tx11.getText();
						float c = Float.parseFloat(u);
						float c1 = Float.parseFloat(t);
						float c2 = Float.parseFloat(y);
						float c4 = Float.parseFloat(u1);
						float c5 = Float.parseFloat(u2);
						float c6 = Float.parseFloat(u3);
						float c7 = Float.parseFloat(u4);
						float q = (float) (c2 - (c7 + c6 + c5 + c4 + c1 + c));// 减除押金后需要交的钱
						float q1 = (float) ((c7 + c6 + c5 + c4 + c1 + c));// 费用总计
						String s = String.valueOf(q);
						String s1 = String.valueOf(q1);
						tx12.setText(s);
						tx13.setText(s1);
						tx12.setForeground(Color.BLUE);
						tx11.setForeground(Color.BLUE);
					}
			}
		});

	}

	private void databaseSearch1(String sql, int i) {
     
		// TODO Auto-generated method stub
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm3.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm3.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm3.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql);
			String[] data = new String[4];
			while (rs.next()) {
     
				for (int j = 1; j <= 4; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm3.addRow(data); // 在Jtabl

			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     
		}
	}

	@Override
	public void actionPerformed(ActionEvent e) {
     
		// TODO Auto-generated method stub
		if (e.getSource() == btn1) {
     
			// 把费用表录入到收费表中
			try {
     
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();

				Statement stmt = con.createStatement();

				String sql = "INSERT INTO Charge(MrId,PaId,PaName,DeptName,Drugfee,treatmentfee,checkfee,registrationfee,disposalfee,assayfee,sum,time)VALUES(?,?,?,?,?,?,?,?,?,?,?,?)";
				PreparedStatement parepare = con.prepareStatement(sql);
				parepare.setString(1, tx1.getText());
				parepare.setString(2, tx2.getText());
				parepare.setString(3, tx3.getText());
				parepare.setString(4, tx4.getText());
				parepare.setString(5, tx5.getText());
				parepare.setString(6, tx6.getText());
				parepare.setString(7, tx7.getText());
				parepare.setString(8, tx8.getText());
				parepare.setString(9, tx9.getText());
				parepare.setString(10, tx10.getText());
				parepare.setString(11, tx13.getText());
				parepare.setString(12, tx14.getText());
				// 判断是否有输入错误的,做提示操作
				if (tx1.getText().equals("")) {
     
					JOptionPane.showMessageDialog(null, "请输入结算的档案号", "错误", JOptionPane.INFORMATION_MESSAGE);
				} else {
     
					parepare.executeUpdate();
					JOptionPane.showMessageDialog(null, "结账成功,需要交(退)" + tx12.getText() + "", "结账成功",
							JOptionPane.INFORMATION_MESSAGE);

					String sql1 = "delete from Patient where PaId='" + tx2.getText() + "'";
					try {
     

						stmt.executeUpdate(sql1);
						tx0.setText("");

						tx1.setText("");
						tx2.setText("");
						tx3.setText("");
						tx4.setText("");
						tx5.setText("");
						tx6.setText("");
						tx7.setText("");
						tx8.setText("");
						tx9.setText("");
						tx10.setText("");
						tx11.setText("");
						tx12.setText("");
						tx13.setText("");
						tx14.setText("");
						JScrollPane5.setVisible(false);
					} catch (SQLException e1) {
     
						// TODO Auto-generated catch block
						e1.printStackTrace();
					}

				}

			} catch (Exception e2) {
     
				e2.printStackTrace();
			}

		} else if (e.getSource() == btn2) {
     
			tx0.setText("");

			tx1.setText("");
			tx2.setText("");
			tx3.setText("");
			tx4.setText("");
			tx5.setText("");
			tx6.setText("");
			tx7.setText("");
			tx8.setText("");
			tx9.setText("");
			tx10.setText("");
			tx11.setText("");
			tx12.setText("");
			tx13.setText("");
			tx14.setText("");
			JScrollPane5.setVisible(false);

		}
	}
}

ChargeQuery.java

package com.sjsq;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.Statement;

import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;

public class ChargeQuery {
     
	Font f1 = new Font("隶书", Font.BOLD, 30);
	public static JTable table;
	
	public static DefaultTableModel dtm;
	private JScrollPane JScrollPane = new JScrollPane();
	JPanel panel2 = new JPanel();

	private JLabel la1, la2, la3, la4, la5;
	private JTextField tx1, tx2;
	private String columnNames[] = {
      "就医档案编号", "病人编号", "病人姓名", "就医科室", "用药费用", "治疗费", "检查费", "挂号费", "处置费", "化验费",
			"费用总额", "结账时间" };

	ChargeQuery() {
     
		// 添加背景
		ImageIcon background = new ImageIcon("picture/right_bg.jpg"); // 背景图片
		JLabel label = new JLabel(background);

		panel2.setLayout(null);
		// 设置默认表格面板
		dtm = new DefaultTableModel(columnNames, 0);
		table = new JTable(dtm) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}// 表格不允许被编辑 }
		};

		String sql = "select * from Charge";
		databaseSearch(sql, 12);

		JScrollPane.setViewportView(table);// 给表格添加滚动条
		panel2.add(JScrollPane);
		JScrollPane.setBounds(30, 200, 950, 300);

		setbgcolor();

		JLabel label1 = new JLabel("收费统计");
		panel2.add(label1);
		label1.setBounds(30, 10, 400, 50);
		label1.setFont(f1);

		la1 = new JLabel("总费用统计:");
		la2 = new JLabel("人数统计:");
		tx1 = new JTextField();
		tx2 = new JTextField();

		la1.setBounds(30, 80, 100, 50);
		la2.setBounds(30, 120, 100, 50);
		tx1.setBounds(100, 90, 100, 30);
		tx2.setBounds(100, 130, 100, 30);

		panel2.add(la1);
		panel2.add(la2);
		panel2.add(tx1);
		panel2.add(tx2);
		tx1.setEditable(false);
		tx2.setEditable(false);
		panel2.add(label);// 面板添加背景图片,设置位置
		label.setBounds(-30, 0, 1100, 700);
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs, rs1;

		try {
     
			String sql2 = "select Sum(sum) from Charge ";
			String sql1 = "select count(*) from Charge ";
			Statement stmt = con.createStatement();
			Statement stmt1 = con.createStatement();
			rs = stmt.executeQuery(sql1);
			rs1 = stmt1.executeQuery(sql2);
			while (rs.next()) {
     
				String a = rs.getString(1);
				tx2.setText(a);
			}

			while (rs1.next()) {
     
				String a = rs1.getString(1);
				tx1.setText(a);
			}

		} catch (Exception e) {
     
			e.printStackTrace();
		}

	}

	private void setbgcolor() {
     
		// TODO Auto-generated method stub
		try {
     
			DefaultTableCellRenderer tcr = new DefaultTableCellRenderer() {
     
				public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
						boolean hasFocus, int row, int column) {
     
					if (row % 2 == 0)
						setBackground(new Color(223, 220, 239)); // 设置奇数行底色
					else if (row % 2 == 1)
						setBackground(Color.white); // 设置偶数行底色
					return super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
				}
			};
			for (int i = 0; i < table.getColumnCount(); i++) {
     
				table.getColumn(table.getColumnName(i)).setCellRenderer(tcr);
			}
		} catch (Exception ex) {
     
			ex.printStackTrace();
		}
	}

	private void databaseSearch(String sql, int i) {
     
		// TODO Auto-generated method stub
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql);
			String[] data = new String[12];
			while (rs.next()) {
     
				for (int j = 1; j <= 12; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm.addRow(data); // 在Jtable中添加数据行
			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     
		}
	}
}

ChufangModify.java

package com.sjsq;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import javax.swing.DefaultCellEditor;
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.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.border.TitledBorder;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;

public class ChufangModify extends JFrame implements ActionListener, ItemListener {
     
	JButton button6 = new JButton("增加");
	JButton button7 = new JButton("确定");
	JButton button8 = new JButton("删除");
	private String columnNames[] = {
      "编码", "名称", "单价", "数量", "计数单位", "类别", "档案编号" };
	private String columnNames1[] = {
      "编码", "名称", "单价", "计数单位", "类别" };
	private JLabel la0;
	private JComboBox box1, box2;
	JPanel panel2 = new JPanel();
	public static JTable table2, table3;
	public static DefaultTableModel dtm2, dtm3;
	private JScrollPane JScrollPane3 = new JScrollPane();
	private JScrollPane JScrollPane5 = new JScrollPane();
	String y;

	ChufangModify(String Stitle) {
     
		super(Stitle);
		panel2.setLayout(null);
		ImageIcon ic; // 按钮图片
		ic = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(ic);// 把背景图片显示在一个标签里面

		dtm2 = new DefaultTableModel(columnNames, 0) {
     // dtm2是项目收费表格模版
			public boolean isCellEditable(int row, int column) {
     
				if (column == 1 || column == 3)
					return true;// 这个是可以编辑的列
				// if(rowIndex!=0) return false;
				return false;
			}// 表格不允许被编辑 }
		};

		String fontSize1[] = {
      "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "12" };
		table2 = new JTable(dtm2);// JScrollPane4 项目表
		JScrollPane JScrollPane4 = new JScrollPane(table2);
		TableColumn a1 = table2.getColumn("名称");
		TableColumn a2 = table2.getColumn("数量");
		JTextField box3 = new JTextField();
		box2 = new JComboBox(fontSize1);
		box2.addActionListener(this);
		box2.addItemListener(this);

		box3.getDocument().addDocumentListener(new DocumentListener() {
     
			@Override
			public void removeUpdate(DocumentEvent e) {
     
				System.out.println("removeUpdate");
				updata_combobox();
			}

			@Override
			public void insertUpdate(DocumentEvent e) {
     
				System.out.println("insertUpdate");
				updata_combobox();
			}

			@Override
			public void changedUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			private void updata_combobox() {
     
				String s1 = null;
				s1 = box3.getText();

				String sql = "select * from Price where PeName like  '%" + s1 + "%'and PeClass='其他类'";
				databaseSearch1(sql, 5);
			}
		});

		box3.setEditable(true);
		DefaultCellEditor dce2 = new DefaultCellEditor(box3);
		a1.setCellEditor(dce2);

		box2.setEditable(true);
		box2.setMaximumRowCount(5);
		DefaultCellEditor dce3 = new DefaultCellEditor(box2);
		a2.setCellEditor(dce3);
		box2.addActionListener(this);

		final JPanel panel = new JPanel();
		panel.setLayout(null);
		panel.setBorder(new TitledBorder(null, "诊疗项目单", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, null));
		panel.setBounds(20, 150, 530, 180);
		panel.setBackground(Color.WHITE);
		panel.add(JScrollPane4);
		JScrollPane4.setBounds(10, 20, 400, 150);
		panel2.add(panel);
		button6.setBounds(420, 20, 100, 40);
		panel.add(button6);
		button7.setBounds(420, 70, 100, 40);
		panel.add(button7);
		button8.setBounds(420, 120, 100, 40);
		panel.add(button8);
		button6.addActionListener(this);
		button7.addActionListener(this);
		button8.addActionListener(this);
		dtm3 = new DefaultTableModel(columnNames1, 0);// 项目明细表
		table3 = new JTable(dtm3) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}// 表格不允许被编辑 }
		};

		JScrollPane5.setViewportView(table3);
		panel2.add(JScrollPane5);
		JScrollPane5.setBounds(30, 50, 400, 100);
		JScrollPane5.setVisible(false);

		String SQL1 = "select * from Price where PeClass='其他类'";
		databaseSearch1(SQL1, 5);

		JScrollPane4.setViewportView(table2);
		box3.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					JScrollPane5.setVisible(true);
			}
		});

		button8.addMouseListener(new MouseAdapter() {
      // 删除按钮实现删除记录的功能
			public void mouseClicked(MouseEvent e) {
     
				int row = table2.getSelectedRow();// 这句选择要删除的行
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();
				Statement stmt;
				String val = (String) table2.getValueAt(row, 6);
				String val1 = (String) table2.getValueAt(row, 0);
				String sql = "delete from DrugTable where MrId='" + val + "'and PeNo='" + val1 + "'";
				try {
     
					stmt = con.createStatement();
					stmt.executeUpdate(sql);
					button6.setEnabled(true);
					JOptionPane.showMessageDialog(null, " 删除成功!", "注意", JOptionPane.INFORMATION_MESSAGE);
				} catch (SQLException e1) {
     
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}
				if (row != -1) {
      // 这句判断是否有选中的行
					dtm2.removeRow(row);
				} // 这句删除指定行

			}
		});

		table3.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					if (e.getClickCount() == 2) {
     
						int o = table3.getSelectedRow();
						int row = table2.getSelectedRow();
						String ao = (String) table3.getValueAt(o, 1);
						String bo = (String) table3.getValueAt(o, 0);
						String co = (String) table3.getValueAt(o, 2);
						String eo = (String) table3.getValueAt(o, 4);
						String qo = (String) table3.getValueAt(o, 3);
						System.out.println(ao);
						box3.setText(ao);
						table2.setValueAt(bo, row, 0);
						table2.setValueAt(co, row, 2);

						table2.setValueAt(eo, row, 5);
						table2.setValueAt(qo, row, 4);
						y = co;
						JScrollPane5.setVisible(false);
					}
			}
		});

		panel2.add(label);
		label.setBounds(0, 0, 600, 400);
		this.add(panel2);
		this.setSize(600, 400); // 设置窗口大小
		this.setResizable(false); // 设置不可调整窗口大小
		this.setLocationRelativeTo(null);
		this.setVisible(true);

	}

	@Override
	public void actionPerformed(ActionEvent e) {
     
		// TODO Auto-generated method stub
		if (e.getSource() == button7) {
     
			try {
     
				String s = (String) box2.getSelectedItem();
				int i = Integer.valueOf(s).intValue();
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();
				int row = table2.getSelectedRow();
				String b = (String) table2.getValueAt(row, 3);

				String sql = "INSERT INTO DrugTable(PeNo,PeName,PePrice,PeNumber,PeUnit,PeClass,MrId)VALUES(?,?,?,?,?,?,?)";
				PreparedStatement parepare = con.prepareStatement(sql);
				parepare.setString(1, (String) table2.getValueAt(row, 0));
				parepare.setString(2, (String) table2.getValueAt(row, 1));
				parepare.setString(3, (String) table2.getValueAt(row, 2));
				parepare.setString(4, (String) table2.getValueAt(row, 3));
				parepare.setString(5, (String) table2.getValueAt(row, 4));
				parepare.setString(6, (String) table2.getValueAt(row, 5));
				parepare.setString(7, (String) table2.getValueAt(row, 6));

				if (i <= 0 || b == "") {
     
					JOptionPane.showMessageDialog(null, "数量不能小于0或为空", "错误", JOptionPane.INFORMATION_MESSAGE);

				}

				else {
     
					parepare.executeUpdate();
					JOptionPane.showMessageDialog(null, "录入成功", "录入成功", JOptionPane.INFORMATION_MESSAGE);

					button6.setEnabled(true);
				}
			} catch (Exception et) {
     
				et.printStackTrace();
			}
		}
	}

	public void databaseSearch1(String SQL1, int i) {
     
		// TODO Auto-generated method stub
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm3.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm3.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm3.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(SQL1);
			String[] data = new String[5];
			while (rs.next()) {
     
				for (int j = 1; j <= 5; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm3.addRow(data); // 在Jtabl

			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     

		}

	}

	public void addrow(JTable table) {
     
		// TODO Auto-generated method stub
		int row = table.getSelectedRow();

		String b = (String) table.getValueAt(row, 0);

		button6.addActionListener(new ActionListener() {
     // 添加事件
			public void actionPerformed(ActionEvent e) {
     
				String[] da1 = {
      "", "" };
				String[] rowValues = da1;

				dtm2.addRow(rowValues); // 添加一行
				int row1 = table2.getRowCount() - 1;
				table2.setRowSelectionInterval(row1, row1);
				table2.setValueAt(b, row1, 6);

				button6.setEnabled(false);

			}
		});
	}

	public void databaseSearch2(String SQL, int i) {
     
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm2.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm2.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm2.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(SQL);
			String[] data = new String[7];
			while (rs.next()) {
     
				for (int j = 1; j <= 7; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm2.addRow(data); // 在Jtabl

			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     

		}

	}

	@Override
	public void itemStateChanged(ItemEvent e) {
     
		// TODO Auto-generated method stub

	}

}

DBUtil.java

package com.sjsq;

import java.sql.Connection;
import java.sql.DriverManager;

public class DBUtil {
     
	
	
	// 连接
	private Connection con = null;
	public String url = "jdbc:mysql://localhost:3306/swing_hospital_management?serverTimezone=UTC";
	public String username = "root";
	public String password = "admin";

	// 获取连接
	public Connection getConnection() {
     
		try {
     
			con = DriverManager.getConnection(url, username, password);			
		} catch (Exception e) {
     
			e.printStackTrace();
			System.out.println("获取连接失败:" + e.getMessage());
		}
		return con;
	}

	// 关闭连接
	public void close() {
     
		try {
     
			if (con != null) {
     
				con.close();
			}
			con = null;
			System.out.println("数据库连接关闭");
		} catch (Exception e) {
     
			e.printStackTrace();
		}
	}
	
	// 测试
	public static void main(String[] args) {
     
		DBUtil dbUtil = new DBUtil();
		dbUtil.getConnection();
		
	}
}

DepartmentManage.java

package com.sjsq;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.regex.Pattern;

import javax.swing.DefaultComboBoxModel;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.border.TitledBorder;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;

public class DepartmentManage extends JFrame implements ActionListener {
     

	JPanel departmentManage = new JPanel();
	private JLabel manageTitle = new JLabel("科室信息综合操作");
	private JLabel la1, la2, la3, la4, la5, la6;
	private JTextField tx1, tx2, tx3, tx4, tx5, tx6;
	public JButton save, query, modify, delete;
	private Font laFont = new Font("宋体", Font.BOLD, 15);
	private JComboBox jcbb1;
	private String str1[] = {
      "查询全部", "按科室编号查询", "按科室名称查询" };
	private final String[] columnNames = {
      "科室编号", "科室名称", "科室主任", "科室电话" };
	private JScrollPane JScrollPane1 = new JScrollPane();
	private java.sql.Connection con = null;
	private static JTable table;
	private static DefaultTableModel dtm;
	private Pattern pattern = Pattern.compile("[0-9]*");

	public DepartmentManage() {
     
		// 背景设置
		departmentManage.setLayout(null);
		ImageIcon background = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(background);

		// 标题设置
		manageTitle.setFont(new Font("宋体", Font.BOLD, 50));
		manageTitle.setBounds(60, 10, 1000, 50);
		departmentManage.add(manageTitle);

		// 录入操作面板设置
		final JPanel panel = new JPanel();
		panel.setLayout(null);
		panel.setBorder(new TitledBorder(null, "录入操作", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, Color.red));
		panel.setBounds(45, 65, 550, 150);
		panel.setOpaque(false);

		la1 = new JLabel("科室编号:");
		la2 = new JLabel("科室名称:");
		la3 = new JLabel("科室主任:");
		la4 = new JLabel("科室电话:");
		tx1 = new JTextField();
		tx2 = new JTextField();
		tx3 = new JTextField();
		tx4 = new JTextField();
		save = new JButton("保存");

		la1.setBounds(20, 20, 100, 50);
		la1.setFont(laFont);
		la2.setBounds(240, 20, 100, 50);
		la2.setFont(laFont);
		la3.setBounds(20, 80, 100, 50);
		la3.setFont(laFont);
		la4.setBounds(240, 80, 100, 50);
		la4.setFont(laFont);
		tx1.setBounds(100, 30, 120, 30);
		tx1.setFont(laFont);
		tx2.setBounds(320, 30, 120, 30);
		tx2.setFont(laFont);
		tx3.setBounds(100, 90, 120, 30);
		tx3.setFont(laFont);
		tx4.setBounds(320, 90, 120, 30);
		tx4.setFont(laFont);
		save.setBounds(460, 100, 80, 40);

		panel.add(la1);
		panel.add(la2);
		panel.add(la3);
		panel.add(la4);
		panel.add(tx1);
		panel.add(tx2);
		panel.add(tx3);
		panel.add(tx4);
		panel.add(save);
		departmentManage.add(panel);

		// 查询操纵面板设置
		final JPanel panel1 = new JPanel();
		panel1.setLayout(null);
		panel1.setBorder(new TitledBorder(null, "查询操作", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, Color.red));
		panel1.setBounds(620, 65, 380, 150);
		panel1.setOpaque(false);

		query = new JButton("查询");
		la5 = new JLabel("科室编号:");
		la6 = new JLabel("科室名称:");
		tx5 = new JTextField();
		tx6 = new JTextField();
		jcbb1 = new JComboBox(str1);
		jcbb1.setBounds(20, 28, 150, 25);
		jcbb1.setFont(laFont);
		la5.setBounds(20, 73, 80, 50);
		la5.setFont(laFont);
		la6.setBounds(20, 73, 80, 50);
		la6.setFont(laFont);
		tx5.setBounds(100, 80, 120, 30);
		tx5.setFont(laFont);
		tx6.setBounds(100, 80, 120, 30);
		tx6.setFont(laFont);
		query.setBounds(290, 100, 80, 40);

		la5.setVisible(false);
		la6.setVisible(false);
		tx5.setVisible(false);
		tx6.setVisible(false);

		panel1.add(la5);
		panel1.add(la6);
		panel1.add(tx5);
		panel1.add(tx6);
		panel1.add(jcbb1);
		panel1.add(query);
		departmentManage.add(panel1);

		// 表格设置
		defaultTableModel(); // 设置表格不可编辑
		setTableColumnCenter(); // 设置表格内容居中显示
		setbgcolor(); // 设置表格隔行不同颜色
		JScrollPane1.setBounds(new Rectangle(45, 230, 850, 270));
		JScrollPane1.setViewportView(table); // 创建一个滚动条(如果有必要)并设置其视图
		// table.getColumnModel().getColumn(0).setMinWidth(40);
		// table.getColumnModel().getColumn(0).setMaxWidth(40);
		table.getTableHeader().setReorderingAllowed(false); // 列不可拖动
		table.getTableHeader().setResizingAllowed(false); // 列宽不能改变
		departmentManage.add(JScrollPane1);

		// 按钮设置
		modify = new JButton("修改");
		delete = new JButton("删除");
		// reflash=new JButton("刷新");
		modify.setBounds(910, 230, 80, 40);
		delete.setBounds(910, 300, 80, 40);
		// reflash.setBounds(910, 370, 80, 40);
		departmentManage.add(modify);
		departmentManage.add(delete);
		// departmentManage.add(reflash);

		// 添加监听器
		save.addActionListener(this);
		delete.addActionListener(this);
		query.addActionListener(this);
		modify.addActionListener(this);
		// reflash.addActionListener(this);
		jcbb1.addActionListener(this);

		// 添加背景
		departmentManage.add(label);
		label.setBounds(0, 0, 1100, 700);
	}

	// 设置表格不可编辑
	private void defaultTableModel() {
     
		dtm = new DefaultTableModel(columnNames, 0);
		table = new JTable(dtm) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}
		};
	}

	// 设置表格内容居中显示
	private void setTableColumnCenter() {
     
		DefaultTableCellRenderer r = new DefaultTableCellRenderer();
		r.setHorizontalAlignment(JLabel.CENTER);
		table.setDefaultRenderer(Object.class, r);
	}

	// 设置表格隔行背景颜色不同
	private static void setbgcolor() {
     
		try {
     
			DefaultTableCellRenderer tcr = new DefaultTableCellRenderer() {
     
				public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
						boolean hasFocus, int row, int column) {
     
					if (row % 2 == 0)
						setBackground(new Color(223, 220, 239)); // 设置奇数行底色
					else if (row % 2 == 1)
						setBackground(Color.white); // 设置偶数行底色
					return super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
				}
			};
			for (int i = 0; i < table.getColumnCount(); i++) {
     
				table.getColumn(table.getColumnName(i)).setCellRenderer(tcr);
			}
		} catch (Exception ex) {
     
			ex.printStackTrace();
		}
	}

	public void actionPerformed(ActionEvent e) {
     
		if (e.getSource() == jcbb1) {
     
			if (jcbb1.getSelectedIndex() == 0) {
     
				la5.setVisible(false);
				la6.setVisible(false);
				tx5.setVisible(false);
				tx6.setVisible(false);
				return;
			} else if (jcbb1.getSelectedIndex() == 1) {
     
				la5.setVisible(true);
				tx5.setVisible(true);
				la6.setVisible(false);
				tx6.setVisible(false);
				return;
			} else if (jcbb1.getSelectedIndex() == 2) {
     
				tx5.setVisible(false);
				la5.setVisible(false);
				tx6.setVisible(true);
				la6.setVisible(true);
				return;
			}
		}

		if (e.getSource() == save) {
      // 录入操作
			// 输入信息不能为空
			if (tx1.getText().equals("") || tx2.getText().equals("") || tx4.getText().equals("")) {
     
				JOptionPane.showMessageDialog(null, "请输入完整的科室信息!", "错误", JOptionPane.ERROR_MESSAGE);
			}
			// 编号为3位数字
			else if (tx1.getText().length() > 3 || pattern.matcher(tx1.getText()).matches() == false) {
     
				JOptionPane.showMessageDialog(null, "请输入正确的3位数科室编号!", "错误", JOptionPane.ERROR_MESSAGE);
			}
			// 名字长度不能超过20个字符
			else if (tx2.getText().length() > 10 || tx3.getText().length() > 10) {
     
				JOptionPane.showMessageDialog(null, "名字长度不能超过10个汉字!", "错误", JOptionPane.ERROR_MESSAGE);
			}
			// 电话号码为8位数字
			else if (pattern.matcher(tx4.getText()).matches() == false || tx4.getText().length() != 8) {
     
				JOptionPane.showMessageDialog(null, "请输入正确的8位数电话号码!", "错误", JOptionPane.ERROR_MESSAGE);
			}

			else {
     
				String deptNo = tx1.getText().trim();
				String deptName = tx2.getText();
				String deptPhone = tx4.getText().trim();
				try {
     
					DBUtil dbUtil = new DBUtil();
					Connection con = dbUtil.getConnection();
					Statement st1 = con.createStatement(); // 创建一个数据库会话对象
					Statement st2 = con.createStatement(); // 创建一个数据库会话对象
					Statement st3 = con.createStatement(); // 创建一个数据库会话对象
					ResultSet rs1 = st1.executeQuery("select * from Department where DeptNo='" + deptNo + "'"); // SQL语句
					ResultSet rs2 = st2.executeQuery("select * from Department where DeptName='" + deptName + "'");
					ResultSet rs3 = st3.executeQuery("select * from Department where DeptPhone='" + deptPhone + "'");

					if (rs1.next()) {
      // 判断结果集rs是否有记录,并且将指针后移一位
						JOptionPane.showMessageDialog(null, "该科室号已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						st1.close();
					} else if (rs2.next()) {
     
						JOptionPane.showMessageDialog(null, "该科室名已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						st2.close();
					} else if (rs3.next()) {
     
						JOptionPane.showMessageDialog(null, "该科室电话号码已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						st3.close();
					}

					else {
     
						int ok = JOptionPane.showConfirmDialog(null, "是否保存该科室信息?", "确定", JOptionPane.YES_NO_OPTION,
								JOptionPane.INFORMATION_MESSAGE);
						if (ok == JOptionPane.YES_OPTION) {
     
							try {
     
								// 信息添加到数据库
								String sql = "INSERT INTO Department(DeptNo,DeptName,DrName,DeptPhone)VALUES(?,?,?,?)";
								PreparedStatement parepare = con.prepareStatement(sql);
								parepare.setString(1, tx1.getText());
								parepare.setString(2, tx2.getText());
								parepare.setString(3, tx3.getText());
								parepare.setString(4, tx4.getText());
								parepare.executeUpdate();

								String[] data = new String[] {
      tx1.getText(), tx2.getText(), tx3.getText(),
										tx4.getText() };
								dtm.addRow(data); // 在表格添加一行刚添加的数据
								JOptionPane.showMessageDialog(null, "录入成功");
								tx1.setText("");
								tx2.setText("");
								tx3.setText("");
								tx4.setText("");

							} catch (Exception e1) {
     
								e1.printStackTrace();
								System.out.println("SQL Exception occur.Message is:");
								System.out.println(e1.getMessage());
							}
						}
					}
				} catch (Exception e2) {
     
					e2.printStackTrace();
				}
			}
		}

		if (e.getSource() == query) {
      // 查询操作
			try {
     
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();
				if (jcbb1.getSelectedIndex() == 0) {
      // 全部查询
					String sql = "select * from Department";
					databaseSearch(sql);
					if (table.getRowCount() != 0) {
     
						JOptionPane.showMessageDialog(null, "查询成功!");
					} else {
     
						JOptionPane.showMessageDialog(null, "没有找到您要的信息!");
					}
				}
				if (jcbb1.getSelectedIndex() == 1) {
      // 编号查询
					if (tx5.getText().trim().equals("")) {
     
						JOptionPane.showMessageDialog(null, "请输入正确的科室编号!", "错误", JOptionPane.ERROR_MESSAGE);
					} else {
     
						String deptNo = tx5.getText().trim();
						String sql = "select * from Department where DeptNo like'%" + deptNo + "%'";
						databaseSearch(sql);
						if (table.getRowCount() != 0) {
     
							JOptionPane.showMessageDialog(null, "查询成功!");
							tx5.setText("");
						} else {
     
							JOptionPane.showMessageDialog(null, "没有找到您要的信息!");
						}
					}
				}
				if (jcbb1.getSelectedIndex() == 2) {
      // 名称查询
					if (tx6.getText().trim().equals("")) {
     
						JOptionPane.showMessageDialog(null, "请输入正确的科室名称!", "错误", JOptionPane.ERROR_MESSAGE);
					} else {
     
						String deptName = tx6.getText();
						String sql = "select * from Department where DeptName like '%" + deptName + "%'";
						databaseSearch(sql);
						if (table.getRowCount() != 0) {
     
							JOptionPane.showMessageDialog(null, "查询成功!");
							tx6.setText("");
						} else {
     
							JOptionPane.showMessageDialog(null, "没有找到您要的信息!");
						}
					}
				}
			} catch (Exception e1) {
     
				e1.printStackTrace();
			}
		}
		if (e.getSource() == delete) {
      // 删除操作
			try {
     
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();
				Statement stmt = con.createStatement(); // 创建一个数据库会话对象
				int selectCount = table.getSelectedRowCount();
				if (selectCount == 0) {
     
					JOptionPane.showMessageDialog(null, "请选择您要删除的信息!");
				} else if (selectCount == 1) {
     
					int ok = JOptionPane.showConfirmDialog(null, "是否删除该科室信息?", "确定", JOptionPane.YES_NO_OPTION,
							JOptionPane.INFORMATION_MESSAGE);
					if (ok == JOptionPane.YES_OPTION) {
     
						int row = table.getSelectedRow();
						String deptNo = (String) table.getValueAt(row, 0);
						String sql = "delete from Department where DeptNo='" + deptNo + "'";
						stmt.executeUpdate(sql);
						dtm.removeRow(row);
						JOptionPane.showMessageDialog(null, "删除成功!");
					}
				} else {
     
					int ok = JOptionPane.showConfirmDialog(null, "是否删除所选" + selectCount + "个科室信息?", "确定",
							JOptionPane.YES_NO_OPTION, JOptionPane.INFORMATION_MESSAGE);
					if (ok == JOptionPane.YES_OPTION) {
     
						for (int i = 1; i <= selectCount; i++) {
     
							int row1 = table.getSelectedRow();
							String deptNo = (String) table.getValueAt(row1, 0);
							String sql = "delete from Department where DeptNo='" + deptNo + "'";
							stmt.executeUpdate(sql);
							dtm.removeRow(row1);
						}
						JOptionPane.showMessageDialog(null, "删除成功!");
					}
				}
			} catch (Exception e1) {
     
				e1.printStackTrace();
			}
		}

		// 修改操作设置
		if (e.getSource() == modify) {
     
			if (table.getSelectedRowCount() != 1) {
     
				JOptionPane.showMessageDialog(null, "请选择一项科室信息进行修改!", "错误", JOptionPane.ERROR_MESSAGE);
			} else {
     
				try {
     
					DBUtil dbUtil = new DBUtil();
					Connection con = dbUtil.getConnection();
					Statement stmt1 = con.createStatement(); // 创建一个数据库会话对象

					int row = table.getSelectedRow();

					String value0 = (String) table.getValueAt(row, 0);
					String value1 = (String) table.getValueAt(row, 1);
					String value2 = (String) table.getValueAt(row, 2);
					String value3 = (String) table.getValueAt(row, 3);

					DepartmentModify dig = new DepartmentModify();
					dig.tx1.setText(value0);
					dig.tx2.setText(value1);
					dig.tx3.setText(value2);
					dig.tx4.setText(value3);

					dig.s.setVisible(true);
				} catch (Exception e1) {
     
					e1.printStackTrace();
				}
			}
		}
	}

	// 把数据库数据传入表格
	public void databaseSearch(String SQL) {
     
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm.removeRow(i1);
				}
				dtm.setRowCount(0);
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(SQL);
			String[] data = new String[4];
			while (rs.next()) {
     
				for (int j = 1; j <= 4; j++) {
     
					data[j - 1] = rs.getString(j);
				}
				dtm.addRow(data);
			}
			con.close();
		} catch (Exception err) {
     
			String error = err.getMessage();
			JOptionPane.showMessageDialog(null, error);
			err.printStackTrace();
		} finally {
     
			dbUtil.close();
		}
	}

	// 科室信息修改操作对话框设置++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
	class DepartmentModify implements ActionListener {
     

		public JDialog s = new JDialog();
		public JLabel la1, la2, la3, la4;
		public JTextField tx1, tx2, tx3, tx4, txWait;
		public JButton confirm, cancel;
		public Font laFont = new Font("宋体", Font.BOLD, 15);
		public int row = table.getSelectedRow();

		public DepartmentModify() {
     
			ImageIcon background = new ImageIcon("picture/right_bg.jpg");
			JLabel label = new JLabel(background);
			s.setModal(true);
			s.setSize(500, 250);
			s.setResizable(false);
			s.setLocationRelativeTo(null);
			s.setLayout(null);

			la1 = new JLabel("科室编号:");
			la2 = new JLabel("科室名称:");
			la3 = new JLabel("科室主任:");
			la4 = new JLabel("科室电话:");
			tx1 = new JTextField();
			tx2 = new JTextField();
			tx3 = new JTextField();
			tx4 = new JTextField();
			txWait = new JTextField();
			confirm = new JButton("确定");
			cancel = new JButton("取消");

			tx1.setEditable(false);

			la1.setBounds(30, 30, 100, 40);
			la1.setFont(laFont);
			la2.setBounds(250, 30, 100, 40);
			la2.setFont(laFont);
			la3.setBounds(30, 90, 100, 40);
			la3.setFont(laFont);
			la4.setBounds(250, 90, 100, 40);
			la4.setFont(laFont);
			tx1.setBounds(110, 35, 120, 30);
			tx1.setFont(laFont);
			tx2.setBounds(330, 35, 120, 30);
			tx2.setFont(laFont);
			tx3.setBounds(110, 95, 120, 30);
			tx3.setFont(laFont);
			tx4.setBounds(330, 95, 120, 30);
			tx4.setFont(laFont);
			confirm.setBounds(110, 150, 100, 40);
			cancel.setBounds(330, 150, 100, 40);

			s.add(la1);
			s.add(la2);
			s.add(la3);
			s.add(la4);
			s.add(tx1);
			s.add(tx2);
			s.add(tx3);
			s.add(tx4);
			s.add(confirm);
			s.add(cancel);

			confirm.addActionListener(this);
			cancel.addActionListener(this);

			s.add(label);
			label.setBounds(0, 0, 500, 250);
		}

		public void actionPerformed(ActionEvent e) {
     
			if (e.getSource() == cancel) {
     
				s.dispose();
			}
			if (e.getSource() == confirm) {
     

				int ok = JOptionPane.showConfirmDialog(null, "是否修改该科室信息?", "确定", JOptionPane.YES_NO_OPTION,
						JOptionPane.INFORMATION_MESSAGE);
				if (ok == JOptionPane.YES_OPTION) {
     
					try {
     
						DBUtil dbUtil = new DBUtil();
						Connection con = dbUtil.getConnection();
						Statement stmt = con.createStatement(); // 创建一个数据库会话对象
						// 输入信息不能为空
						if (tx2.getText().equals("") || tx4.getText().equals("")) {
     
							JOptionPane.showMessageDialog(null, "请输入完整的科室信息!", "错误", JOptionPane.ERROR_MESSAGE);
						}
						// 编号为3位数字
						else if (tx1.getText().length() > 3 || pattern.matcher(tx1.getText()).matches() == false) {
     
							JOptionPane.showMessageDialog(null, "请输入正确的3位数科室编号!", "错误", JOptionPane.ERROR_MESSAGE);
						}
						// 名字长度不能超过20个字符
						else if (tx2.getText().length() > 10 || tx3.getText().length() > 10) {
     
							JOptionPane.showMessageDialog(null, "名字长度不能超过10个汉字!", "错误", JOptionPane.ERROR_MESSAGE);
						}
						// 电话号码为8位数字
						else if (pattern.matcher(tx4.getText()).matches() == false || tx4.getText().length() != 8) {
     
							JOptionPane.showMessageDialog(null, "请输入正确的8位数电话号码!", "错误", JOptionPane.ERROR_MESSAGE);
						}

						else {
     

							int row2 = table.getSelectedRow();
							String sql = "update Department   set DeptName='" + tx2.getText().trim() + "',DrName='"
									+ tx3.getText().trim() + "',DeptPhone='" + tx4.getText().trim() + "'where DeptNo='"
									+ tx1.getText().trim() + "'  ";
							stmt.executeUpdate(sql);
							String[] data = new String[] {
      tx1.getText(), tx2.getText(), tx3.getText(), tx4.getText() };
							dtm.removeRow(row2);
							dtm.insertRow(row2, data);

							JOptionPane.showMessageDialog(null, "修改成功");
							s.dispose();

						}

					} catch (Exception e1) {
     
						e1.printStackTrace();
					}
				}

			}
		}

	}
}

DepartmentManage.java

package com.sjsq;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.regex.Pattern;

import javax.swing.DefaultComboBoxModel;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.border.TitledBorder;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;

public class DepartmentManage extends JFrame implements ActionListener {
     

	JPanel departmentManage = new JPanel();
	private JLabel manageTitle = new JLabel("科室信息综合操作");
	private JLabel la1, la2, la3, la4, la5, la6;
	private JTextField tx1, tx2, tx3, tx4, tx5, tx6;
	public JButton save, query, modify, delete;
	private Font laFont = new Font("宋体", Font.BOLD, 15);
	private JComboBox jcbb1;
	private String str1[] = {
      "查询全部", "按科室编号查询", "按科室名称查询" };
	private final String[] columnNames = {
      "科室编号", "科室名称", "科室主任", "科室电话" };
	private JScrollPane JScrollPane1 = new JScrollPane();
	private java.sql.Connection con = null;
	private static JTable table;
	private static DefaultTableModel dtm;
	private Pattern pattern = Pattern.compile("[0-9]*");

	public DepartmentManage() {
     
		// 背景设置
		departmentManage.setLayout(null);
		ImageIcon background = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(background);

		// 标题设置
		manageTitle.setFont(new Font("宋体", Font.BOLD, 50));
		manageTitle.setBounds(60, 10, 1000, 50);
		departmentManage.add(manageTitle);

		// 录入操作面板设置
		final JPanel panel = new JPanel();
		panel.setLayout(null);
		panel.setBorder(new TitledBorder(null, "录入操作", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, Color.red));
		panel.setBounds(45, 65, 550, 150);
		panel.setOpaque(false);

		la1 = new JLabel("科室编号:");
		la2 = new JLabel("科室名称:");
		la3 = new JLabel("科室主任:");
		la4 = new JLabel("科室电话:");
		tx1 = new JTextField();
		tx2 = new JTextField();
		tx3 = new JTextField();
		tx4 = new JTextField();
		save = new JButton("保存");

		la1.setBounds(20, 20, 100, 50);
		la1.setFont(laFont);
		la2.setBounds(240, 20, 100, 50);
		la2.setFont(laFont);
		la3.setBounds(20, 80, 100, 50);
		la3.setFont(laFont);
		la4.setBounds(240, 80, 100, 50);
		la4.setFont(laFont);
		tx1.setBounds(100, 30, 120, 30);
		tx1.setFont(laFont);
		tx2.setBounds(320, 30, 120, 30);
		tx2.setFont(laFont);
		tx3.setBounds(100, 90, 120, 30);
		tx3.setFont(laFont);
		tx4.setBounds(320, 90, 120, 30);
		tx4.setFont(laFont);
		save.setBounds(460, 100, 80, 40);

		panel.add(la1);
		panel.add(la2);
		panel.add(la3);
		panel.add(la4);
		panel.add(tx1);
		panel.add(tx2);
		panel.add(tx3);
		panel.add(tx4);
		panel.add(save);
		departmentManage.add(panel);

		// 查询操纵面板设置
		final JPanel panel1 = new JPanel();
		panel1.setLayout(null);
		panel1.setBorder(new TitledBorder(null, "查询操作", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, Color.red));
		panel1.setBounds(620, 65, 380, 150);
		panel1.setOpaque(false);

		query = new JButton("查询");
		la5 = new JLabel("科室编号:");
		la6 = new JLabel("科室名称:");
		tx5 = new JTextField();
		tx6 = new JTextField();
		jcbb1 = new JComboBox(str1);
		jcbb1.setBounds(20, 28, 150, 25);
		jcbb1.setFont(laFont);
		la5.setBounds(20, 73, 80, 50);
		la5.setFont(laFont);
		la6.setBounds(20, 73, 80, 50);
		la6.setFont(laFont);
		tx5.setBounds(100, 80, 120, 30);
		tx5.setFont(laFont);
		tx6.setBounds(100, 80, 120, 30);
		tx6.setFont(laFont);
		query.setBounds(290, 100, 80, 40);

		la5.setVisible(false);
		la6.setVisible(false);
		tx5.setVisible(false);
		tx6.setVisible(false);

		panel1.add(la5);
		panel1.add(la6);
		panel1.add(tx5);
		panel1.add(tx6);
		panel1.add(jcbb1);
		panel1.add(query);
		departmentManage.add(panel1);

		// 表格设置
		defaultTableModel(); // 设置表格不可编辑
		setTableColumnCenter(); // 设置表格内容居中显示
		setbgcolor(); // 设置表格隔行不同颜色
		JScrollPane1.setBounds(new Rectangle(45, 230, 850, 270));
		JScrollPane1.setViewportView(table); // 创建一个滚动条(如果有必要)并设置其视图
		// table.getColumnModel().getColumn(0).setMinWidth(40);
		// table.getColumnModel().getColumn(0).setMaxWidth(40);
		table.getTableHeader().setReorderingAllowed(false); // 列不可拖动
		table.getTableHeader().setResizingAllowed(false); // 列宽不能改变
		departmentManage.add(JScrollPane1);

		// 按钮设置
		modify = new JButton("修改");
		delete = new JButton("删除");
		// reflash=new JButton("刷新");
		modify.setBounds(910, 230, 80, 40);
		delete.setBounds(910, 300, 80, 40);
		// reflash.setBounds(910, 370, 80, 40);
		departmentManage.add(modify);
		departmentManage.add(delete);
		// departmentManage.add(reflash);

		// 添加监听器
		save.addActionListener(this);
		delete.addActionListener(this);
		query.addActionListener(this);
		modify.addActionListener(this);
		// reflash.addActionListener(this);
		jcbb1.addActionListener(this);

		// 添加背景
		departmentManage.add(label);
		label.setBounds(0, 0, 1100, 700);
	}

	// 设置表格不可编辑
	private void defaultTableModel() {
     
		dtm = new DefaultTableModel(columnNames, 0);
		table = new JTable(dtm) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}
		};
	}

	// 设置表格内容居中显示
	private void setTableColumnCenter() {
     
		DefaultTableCellRenderer r = new DefaultTableCellRenderer();
		r.setHorizontalAlignment(JLabel.CENTER);
		table.setDefaultRenderer(Object.class, r);
	}

	// 设置表格隔行背景颜色不同
	private static void setbgcolor() {
     
		try {
     
			DefaultTableCellRenderer tcr = new DefaultTableCellRenderer() {
     
				public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
						boolean hasFocus, int row, int column) {
     
					if (row % 2 == 0)
						setBackground(new Color(223, 220, 239)); // 设置奇数行底色
					else if (row % 2 == 1)
						setBackground(Color.white); // 设置偶数行底色
					return super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
				}
			};
			for (int i = 0; i < table.getColumnCount(); i++) {
     
				table.getColumn(table.getColumnName(i)).setCellRenderer(tcr);
			}
		} catch (Exception ex) {
     
			ex.printStackTrace();
		}
	}

	public void actionPerformed(ActionEvent e) {
     
		if (e.getSource() == jcbb1) {
     
			if (jcbb1.getSelectedIndex() == 0) {
     
				la5.setVisible(false);
				la6.setVisible(false);
				tx5.setVisible(false);
				tx6.setVisible(false);
				return;
			} else if (jcbb1.getSelectedIndex() == 1) {
     
				la5.setVisible(true);
				tx5.setVisible(true);
				la6.setVisible(false);
				tx6.setVisible(false);
				return;
			} else if (jcbb1.getSelectedIndex() == 2) {
     
				tx5.setVisible(false);
				la5.setVisible(false);
				tx6.setVisible(true);
				la6.setVisible(true);
				return;
			}
		}

		if (e.getSource() == save) {
      // 录入操作
			// 输入信息不能为空
			if (tx1.getText().equals("") || tx2.getText().equals("") || tx4.getText().equals("")) {
     
				JOptionPane.showMessageDialog(null, "请输入完整的科室信息!", "错误", JOptionPane.ERROR_MESSAGE);
			}
			// 编号为3位数字
			else if (tx1.getText().length() > 3 || pattern.matcher(tx1.getText()).matches() == false) {
     
				JOptionPane.showMessageDialog(null, "请输入正确的3位数科室编号!", "错误", JOptionPane.ERROR_MESSAGE);
			}
			// 名字长度不能超过20个字符
			else if (tx2.getText().length() > 10 || tx3.getText().length() > 10) {
     
				JOptionPane.showMessageDialog(null, "名字长度不能超过10个汉字!", "错误", JOptionPane.ERROR_MESSAGE);
			}
			// 电话号码为8位数字
			else if (pattern.matcher(tx4.getText()).matches() == false || tx4.getText().length() != 8) {
     
				JOptionPane.showMessageDialog(null, "请输入正确的8位数电话号码!", "错误", JOptionPane.ERROR_MESSAGE);
			}

			else {
     
				String deptNo = tx1.getText().trim();
				String deptName = tx2.getText();
				String deptPhone = tx4.getText().trim();
				try {
     
					DBUtil dbUtil = new DBUtil();
					Connection con = dbUtil.getConnection();
					Statement st1 = con.createStatement(); // 创建一个数据库会话对象
					Statement st2 = con.createStatement(); // 创建一个数据库会话对象
					Statement st3 = con.createStatement(); // 创建一个数据库会话对象
					ResultSet rs1 = st1.executeQuery("select * from Department where DeptNo='" + deptNo + "'"); // SQL语句
					ResultSet rs2 = st2.executeQuery("select * from Department where DeptName='" + deptName + "'");
					ResultSet rs3 = st3.executeQuery("select * from Department where DeptPhone='" + deptPhone + "'");

					if (rs1.next()) {
      // 判断结果集rs是否有记录,并且将指针后移一位
						JOptionPane.showMessageDialog(null, "该科室号已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						st1.close();
					} else if (rs2.next()) {
     
						JOptionPane.showMessageDialog(null, "该科室名已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						st2.close();
					} else if (rs3.next()) {
     
						JOptionPane.showMessageDialog(null, "该科室电话号码已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						st3.close();
					}

					else {
     
						int ok = JOptionPane.showConfirmDialog(null, "是否保存该科室信息?", "确定", JOptionPane.YES_NO_OPTION,
								JOptionPane.INFORMATION_MESSAGE);
						if (ok == JOptionPane.YES_OPTION) {
     
							try {
     
								// 信息添加到数据库
								String sql = "INSERT INTO Department(DeptNo,DeptName,DrName,DeptPhone)VALUES(?,?,?,?)";
								PreparedStatement parepare = con.prepareStatement(sql);
								parepare.setString(1, tx1.getText());
								parepare.setString(2, tx2.getText());
								parepare.setString(3, tx3.getText());
								parepare.setString(4, tx4.getText());
								parepare.executeUpdate();

								String[] data = new String[] {
      tx1.getText(), tx2.getText(), tx3.getText(),
										tx4.getText() };
								dtm.addRow(data); // 在表格添加一行刚添加的数据
								JOptionPane.showMessageDialog(null, "录入成功");
								tx1.setText("");
								tx2.setText("");
								tx3.setText("");
								tx4.setText("");

							} catch (Exception e1) {
     
								e1.printStackTrace();
								System.out.println("SQL Exception occur.Message is:");
								System.out.println(e1.getMessage());
							}
						}
					}
				} catch (Exception e2) {
     
					e2.printStackTrace();
				}
			}
		}

		if (e.getSource() == query) {
      // 查询操作
			try {
     
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();
				if (jcbb1.getSelectedIndex() == 0) {
      // 全部查询
					String sql = "select * from Department";
					databaseSearch(sql);
					if (table.getRowCount() != 0) {
     
						JOptionPane.showMessageDialog(null, "查询成功!");
					} else {
     
						JOptionPane.showMessageDialog(null, "没有找到您要的信息!");
					}
				}
				if (jcbb1.getSelectedIndex() == 1) {
      // 编号查询
					if (tx5.getText().trim().equals("")) {
     
						JOptionPane.showMessageDialog(null, "请输入正确的科室编号!", "错误", JOptionPane.ERROR_MESSAGE);
					} else {
     
						String deptNo = tx5.getText().trim();
						String sql = "select * from Department where DeptNo like'%" + deptNo + "%'";
						databaseSearch(sql);
						if (table.getRowCount() != 0) {
     
							JOptionPane.showMessageDialog(null, "查询成功!");
							tx5.setText("");
						} else {
     
							JOptionPane.showMessageDialog(null, "没有找到您要的信息!");
						}
					}
				}
				if (jcbb1.getSelectedIndex() == 2) {
      // 名称查询
					if (tx6.getText().trim().equals("")) {
     
						JOptionPane.showMessageDialog(null, "请输入正确的科室名称!", "错误", JOptionPane.ERROR_MESSAGE);
					} else {
     
						String deptName = tx6.getText();
						String sql = "select * from Department where DeptName like '%" + deptName + "%'";
						databaseSearch(sql);
						if (table.getRowCount() != 0) {
     
							JOptionPane.showMessageDialog(null, "查询成功!");
							tx6.setText("");
						} else {
     
							JOptionPane.showMessageDialog(null, "没有找到您要的信息!");
						}
					}
				}
			} catch (Exception e1) {
     
				e1.printStackTrace();
			}
		}
		if (e.getSource() == delete) {
      // 删除操作
			try {
     
				DBUtil dbUtil = new DBUtil();
				Connection con = dbUtil.getConnection();
				Statement stmt = con.createStatement(); // 创建一个数据库会话对象
				int selectCount = table.getSelectedRowCount();
				if (selectCount == 0) {
     
					JOptionPane.showMessageDialog(null, "请选择您要删除的信息!");
				} else if (selectCount == 1) {
     
					int ok = JOptionPane.showConfirmDialog(null, "是否删除该科室信息?", "确定", JOptionPane.YES_NO_OPTION,
							JOptionPane.INFORMATION_MESSAGE);
					if (ok == JOptionPane.YES_OPTION) {
     
						int row = table.getSelectedRow();
						String deptNo = (String) table.getValueAt(row, 0);
						String sql = "delete from Department where DeptNo='" + deptNo + "'";
						stmt.executeUpdate(sql);
						dtm.removeRow(row);
						JOptionPane.showMessageDialog(null, "删除成功!");
					}
				} else {
     
					int ok = JOptionPane.showConfirmDialog(null, "是否删除所选" + selectCount + "个科室信息?", "确定",
							JOptionPane.YES_NO_OPTION, JOptionPane.INFORMATION_MESSAGE);
					if (ok == JOptionPane.YES_OPTION) {
     
						for (int i = 1; i <= selectCount; i++) {
     
							int row1 = table.getSelectedRow();
							String deptNo = (String) table.getValueAt(row1, 0);
							String sql = "delete from Department where DeptNo='" + deptNo + "'";
							stmt.executeUpdate(sql);
							dtm.removeRow(row1);
						}
						JOptionPane.showMessageDialog(null, "删除成功!");
					}
				}
			} catch (Exception e1) {
     
				e1.printStackTrace();
			}
		}

		// 修改操作设置
		if (e.getSource() == modify) {
     
			if (table.getSelectedRowCount() != 1) {
     
				JOptionPane.showMessageDialog(null, "请选择一项科室信息进行修改!", "错误", JOptionPane.ERROR_MESSAGE);
			} else {
     
				try {
     
					DBUtil dbUtil = new DBUtil();
					Connection con = dbUtil.getConnection();
					Statement stmt1 = con.createStatement(); // 创建一个数据库会话对象

					int row = table.getSelectedRow();

					String value0 = (String) table.getValueAt(row, 0);
					String value1 = (String) table.getValueAt(row, 1);
					String value2 = (String) table.getValueAt(row, 2);
					String value3 = (String) table.getValueAt(row, 3);

					DepartmentModify dig = new DepartmentModify();
					dig.tx1.setText(value0);
					dig.tx2.setText(value1);
					dig.tx3.setText(value2);
					dig.tx4.setText(value3);

					dig.s.setVisible(true);
				} catch (Exception e1) {
     
					e1.printStackTrace();
				}
			}
		}
	}

	// 把数据库数据传入表格
	public void databaseSearch(String SQL) {
     
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm.removeRow(i1);
				}
				dtm.setRowCount(0);
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(SQL);
			String[] data = new String[4];
			while (rs.next()) {
     
				for (int j = 1; j <= 4; j++) {
     
					data[j - 1] = rs.getString(j);
				}
				dtm.addRow(data);
			}
			con.close();
		} catch (Exception err) {
     
			String error = err.getMessage();
			JOptionPane.showMessageDialog(null, error);
			err.printStackTrace();
		} finally {
     
			dbUtil.close();
		}
	}

	// 科室信息修改操作对话框设置++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
	class DepartmentModify implements ActionListener {
     

		public JDialog s = new JDialog();
		public JLabel la1, la2, la3, la4;
		public JTextField tx1, tx2, tx3, tx4, txWait;
		public JButton confirm, cancel;
		public Font laFont = new Font("宋体", Font.BOLD, 15);
		public int row = table.getSelectedRow();

		public DepartmentModify() {
     
			ImageIcon background = new ImageIcon("picture/right_bg.jpg");
			JLabel label = new JLabel(background);
			s.setModal(true);
			s.setSize(500, 250);
			s.setResizable(false);
			s.setLocationRelativeTo(null);
			s.setLayout(null);

			la1 = new JLabel("科室编号:");
			la2 = new JLabel("科室名称:");
			la3 = new JLabel("科室主任:");
			la4 = new JLabel("科室电话:");
			tx1 = new JTextField();
			tx2 = new JTextField();
			tx3 = new JTextField();
			tx4 = new JTextField();
			txWait = new JTextField();
			confirm = new JButton("确定");
			cancel = new JButton("取消");

			tx1.setEditable(false);

			la1.setBounds(30, 30, 100, 40);
			la1.setFont(laFont);
			la2.setBounds(250, 30, 100, 40);
			la2.setFont(laFont);
			la3.setBounds(30, 90, 100, 40);
			la3.setFont(laFont);
			la4.setBounds(250, 90, 100, 40);
			la4.setFont(laFont);
			tx1.setBounds(110, 35, 120, 30);
			tx1.setFont(laFont);
			tx2.setBounds(330, 35, 120, 30);
			tx2.setFont(laFont);
			tx3.setBounds(110, 95, 120, 30);
			tx3.setFont(laFont);
			tx4.setBounds(330, 95, 120, 30);
			tx4.setFont(laFont);
			confirm.setBounds(110, 150, 100, 40);
			cancel.setBounds(330, 150, 100, 40);

			s.add(la1);
			s.add(la2);
			s.add(la3);
			s.add(la4);
			s.add(tx1);
			s.add(tx2);
			s.add(tx3);
			s.add(tx4);
			s.add(confirm);
			s.add(cancel);

			confirm.addActionListener(this);
			cancel.addActionListener(this);

			s.add(label);
			label.setBounds(0, 0, 500, 250);
		}

		public void actionPerformed(ActionEvent e) {
     
			if (e.getSource() == cancel) {
     
				s.dispose();
			}
			if (e.getSource() == confirm) {
     

				int ok = JOptionPane.showConfirmDialog(null, "是否修改该科室信息?", "确定", JOptionPane.YES_NO_OPTION,
						JOptionPane.INFORMATION_MESSAGE);
				if (ok == JOptionPane.YES_OPTION) {
     
					try {
     
						DBUtil dbUtil = new DBUtil();
						Connection con = dbUtil.getConnection();
						Statement stmt = con.createStatement(); // 创建一个数据库会话对象
						// 输入信息不能为空
						if (tx2.getText().equals("") || tx4.getText().equals("")) {
     
							JOptionPane.showMessageDialog(null, "请输入完整的科室信息!", "错误", JOptionPane.ERROR_MESSAGE);
						}
						// 编号为3位数字
						else if (tx1.getText().length() > 3 || pattern.matcher(tx1.getText()).matches() == false) {
     
							JOptionPane.showMessageDialog(null, "请输入正确的3位数科室编号!", "错误", JOptionPane.ERROR_MESSAGE);
						}
						// 名字长度不能超过20个字符
						else if (tx2.getText().length() > 10 || tx3.getText().length() > 10) {
     
							JOptionPane.showMessageDialog(null, "名字长度不能超过10个汉字!", "错误", JOptionPane.ERROR_MESSAGE);
						}
						// 电话号码为8位数字
						else if (pattern.matcher(tx4.getText()).matches() == false || tx4.getText().length() != 8) {
     
							JOptionPane.showMessageDialog(null, "请输入正确的8位数电话号码!", "错误", JOptionPane.ERROR_MESSAGE);
						}

						else {
     

							int row2 = table.getSelectedRow();
							String sql = "update Department   set DeptName='" + tx2.getText().trim() + "',DrName='"
									+ tx3.getText().trim() + "',DeptPhone='" + tx4.getText().trim() + "'where DeptNo='"
									+ tx1.getText().trim() + "'  ";
							stmt.executeUpdate(sql);
							String[] data = new String[] {
      tx1.getText(), tx2.getText(), tx3.getText(), tx4.getText() };
							dtm.removeRow(row2);
							dtm.insertRow(row2, data);

							JOptionPane.showMessageDialog(null, "修改成功");
							s.dispose();

						}

					} catch (Exception e1) {
     
						e1.printStackTrace();
					}
				}

			}
		}

	}
}

DoctorInput.java

package com.sjsq;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.regex.Pattern;

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.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.border.TitledBorder;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;

public class DoctorInput extends JFrame implements ActionListener {
     

	JPanel doctorInput = new JPanel();
	private JLabel inputTitle = new JLabel("医生档案信息录入");
	private JLabel la1, la2, la3, la4, la5, la6, la7, la8, la9, la10, la11;
	private JTextField tx1, tx2, tx8, tx10;
	private JPasswordField tx11;
	public JButton save, clean;
	private JComboBox sex, age, position, educated, department;
	private String str3[], str4[], str5[], str6[], str7[];
	private final String columnNames[];
	private JTextField showDate1 = new JTextField("单击选择日期");
	private Timedate dateChooser1 = Timedate.getInstance("yyyy-MM-dd");
	private Font laFont = new Font("宋体", Font.BOLD, 15);
	private JScrollPane JScrollPane1 = new JScrollPane();
	private static JTable table;
	private static DefaultTableModel dtm;
	private java.sql.Connection con = null;
	private Pattern pattern = Pattern.compile("[0-9]*");

	public DoctorInput() {
     
		// 医生信息录入界面设置
		doctorInput.setLayout(null);
		ImageIcon background = new ImageIcon("picture/right_bg.jpg"); // 背景图片
		JLabel label = new JLabel(background);
		inputTitle.setFont(new Font("宋体", Font.BOLD, 50));
		inputTitle.setBounds(60, 10, 1000, 50);
		doctorInput.add(inputTitle);

		// 录入操作面板设置
		final JPanel panel = new JPanel();
		panel.setLayout(null);
		panel.setBorder(new TitledBorder(null, "录入操作", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, Color.red));
		panel.setBounds(60, 310, 950, 200);
		panel.setOpaque(false);

		la1 = new JLabel("医生编号:"); // 标签设置
		la2 = new JLabel("医生姓名:");
		la3 = new JLabel("性别:");
		la4 = new JLabel("年龄:");
		la5 = new JLabel("职称:");
		la6 = new JLabel("学历:");
		la7 = new JLabel("所属科室:");
		la8 = new JLabel("籍贯:");
		la9 = new JLabel("入职日期:");
		la10 = new JLabel("电话号码:");
		la11 = new JLabel("系统密码:");

		la1.setBounds(30, 20, 100, 40);
		la1.setFont(laFont);
		la2.setBounds(300, 20, 100, 40);
		la2.setFont(laFont);
		la3.setBounds(570, 20, 100, 40);
		la3.setFont(laFont);
		la4.setBounds(750, 20, 100, 40);
		la4.setFont(laFont);
		la5.setBounds(30, 70, 100, 40);
		la5.setFont(laFont);
		la6.setBounds(210, 70, 100, 40);
		la6.setFont(laFont);
		la7.setBounds(390, 70, 100, 40);
		la7.setFont(laFont);
		la8.setBounds(640, 70, 100, 40);
		la8.setFont(laFont);
		la9.setBounds(30, 120, 100, 40);
		la9.setFont(laFont);
		la10.setBounds(300, 120, 100, 40);
		la10.setFont(laFont);
		la11.setBounds(570, 120, 100, 40);
		la11.setFont(laFont);

		tx1 = new JTextField();
		tx1.setBounds(110, 25, 150, 30);
		tx1.setFont(laFont);
		tx2 = new JTextField();
		tx2.setBounds(380, 25, 150, 30);
		tx2.setFont(laFont);
		tx8 = new JTextField();
		tx8.setBounds(690, 75, 150, 30);
		tx8.setFont(laFont);
		tx10 = new JTextField();
		tx10.setBounds(380, 125, 150, 30);
		tx10.setFont(laFont);
		tx11 = new JPasswordField();
		tx11.setBounds(650, 125, 150, 30);
		tx11.setFont(laFont);

		save = new JButton("保存");
		clean = new JButton("清空");
		save.setBounds(630, 163, 150, 30);
		clean.setBounds(780, 163, 150, 30);

		// 性别下拉框设置
		str3 = new String[] {
      "", "男", "女" };
		sex = new JComboBox(str3);
		sex.setBounds(620, 25, 100, 25);
		sex.setFont(laFont);

		// 年龄下拉框设置
		str4 = new String[54];
		str4[0] = "";
		for (int i = 1; i <= 53; i++) {
     
			str4[i] = String.valueOf(i + 17);
		}
		age = new JComboBox(str4);
		age.setBounds(800, 25, 100, 25);
		age.setFont(laFont);

		// 职称下拉框设置
		str5 = new String[] {
      "", "医师", "主治医师", "副主任医师", "主任医师" };
		position = new JComboBox(str5);
		position.setBounds(80, 75, 100, 25);
		position.setFont(laFont);

		// 学历下拉框设置
		str6 = new String[] {
      "", "大专", "本科", "硕士", "博士", "博士后" };
		educated = new JComboBox(str6);
		educated.setBounds(260, 75, 100, 25);
		educated.setFont(laFont);

		// 所属科室下拉框设置
		str7 = new String[] {
      "" };
		department = new JComboBox(str7);
		DBUtil dbUtil = new DBUtil();
		try {
     
			
			Connection con = dbUtil.getConnection();
			Statement stmt = con.createStatement(); // 创建一个数据库会话对象
			String sql = "select * from Department";
			ResultSet rs = stmt.executeQuery(sql);
			while (rs.next()) {
     
				department.addItem(rs.getString("DeptName"));
			}
			stmt.close();
		} catch (Exception e) {
     
			e.printStackTrace();
		}
		department.setBounds(470, 75, 125, 25);
		department.setFont(laFont);

		// 入职时间设置
		showDate1.setFont(new Font("", 1, 20));
		dateChooser1.register(showDate1);
		panel.add(showDate1);
		showDate1.setBounds(110, 125, 150, 30);

		// 表格设置
		columnNames = new String[] {
      "医生编号", "医生姓名", "性别", "年龄", "职称", "学历", "所属科室", "籍贯", "入职日期", "电话号码" };
		defaultTableModel();
		setTableColumnCenter();
		setbgcolor();
		JScrollPane1.setBounds(new Rectangle(60, 70, 935, 230));
		doctorInput.add(JScrollPane1);
		JScrollPane1.setViewportView(table); // 创建一个视口(如果有必要)并设置其视图
		table.getTableHeader().setReorderingAllowed(false); // 列不可拖动
		table.getTableHeader().setResizingAllowed(false); // 列宽不能改变

		String sql = "select * from Doctor";
		databaseSearch(sql);

		// 组件添加
		panel.add(la1);
		panel.add(la2);
		panel.add(la3);
		panel.add(la4);
		panel.add(la5);
		panel.add(la6);
		panel.add(la7);
		panel.add(la8);
		panel.add(la9);
		panel.add(la10);
		panel.add(la11);
		panel.add(tx1);
		panel.add(tx2);
		panel.add(sex);
		panel.add(age);
		panel.add(position);
		panel.add(educated);
		panel.add(department);
		panel.add(tx8);
		panel.add(tx10);
		panel.add(tx11);
		panel.add(save);
		panel.add(clean);

		// 添加监听器
		save.addActionListener(this);
		clean.addActionListener(this);

		doctorInput.add(panel);

		doctorInput.add(label); // 添加背景
		label.setBounds(0, 0, 1100, 700);
	}

	// 数据库数据录入到表格中
	private void databaseSearch(String sql) {
     
		// TODO Auto-generated method stub
		DBUtil dbUtil = new DBUtil();
		Connection con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			int rowcount = dtm.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm.removeRow(i1);
				}
				dtm.setRowCount(0);
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql);
			String[] data = new String[11];
			while (rs.next()) {
     
				for (int j = 1; j <= 11; j++) {
     
					data[j - 1] = rs.getString(j);
				}
				dtm.addRow(data);
			}
			con.close();
		} catch (Exception err) {
     
			String error = err.getMessage();
			JOptionPane.showMessageDialog(null, error);
			err.printStackTrace();
		} finally {
     
			dbUtil.close();
		}

	}

	// 设置表格不可编辑
	public void defaultTableModel() {
     
		dtm = new DefaultTableModel(columnNames, 0);
		table = new JTable(dtm) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}
		};
	}

	// 设置表格内容居中显示
	public void setTableColumnCenter() {
     
		DefaultTableCellRenderer r = new DefaultTableCellRenderer();
		r.setHorizontalAlignment(JLabel.CENTER);
		table.setDefaultRenderer(Object.class, r);
	}

	// 设置表格隔行背景颜色不同
	public static void setbgcolor() {
     
		try {
     
			DefaultTableCellRenderer tcr = new DefaultTableCellRenderer() {
     
				public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
						boolean hasFocus, int row, int column) {
     
					if (row % 2 == 0)
						setBackground(new Color(223, 220, 239)); // 设置奇数行底色
					else if (row % 2 == 1)
						setBackground(Color.white); // 设置偶数行底色
					return super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
				}
			};
			for (int i = 0; i < table.getColumnCount(); i++) {
     
				table.getColumn(table.getColumnName(i)).setCellRenderer(tcr);
			}
		} catch (Exception ex) {
     
			ex.printStackTrace();
		}
	}

	public void actionPerformed(ActionEvent e) {
     
		if (e.getSource() == clean) {
     
			tx1.setText("");
			tx2.setText("");
			tx8.setText("");
			tx10.setText("");
			tx11.setText("");
			sex.setSelectedIndex(0);
			age.setSelectedIndex(0);
			position.setSelectedIndex(0);
			educated.setSelectedIndex(0);
			department.setSelectedIndex(0);
			showDate1.setText("单击选择日期");
		}
		if (e.getSource() == save) {
     
			if (tx1.getText().equals("") || tx2.getText().equals("") || tx8.getText().equals("")
					|| tx10.getText().equals("") || tx11.getText().equals("") || sex.getSelectedIndex() == 0
					|| age.getSelectedIndex() == 0 || position.getSelectedIndex() == 0
					|| educated.getSelectedIndex() == 0 || department.getSelectedIndex() == 0
					|| showDate1.getText().equals("单击选择日期")) {
     
				JOptionPane.showMessageDialog(null, "请输完整的医生信息!", "错误", JOptionPane.ERROR_MESSAGE);
			} else if (tx1.getText().length() != 4 || pattern.matcher(tx1.getText()).matches() == false) {
     
				JOptionPane.showMessageDialog(null, "请输入4位数医生编号!", "错误", JOptionPane.ERROR_MESSAGE);
			} else if (tx2.getText().length() > 10) {
     
				JOptionPane.showMessageDialog(null, "名字长度不能超过10个汉字!", "错误", JOptionPane.ERROR_MESSAGE);
			} else if (tx8.getText().length() > 10) {
     
				JOptionPane.showMessageDialog(null, "籍贯长度不能超过10个汉字!", "错误", JOptionPane.ERROR_MESSAGE);
			} else if (tx10.getText().length() != 11 || pattern.matcher(tx10.getText()).matches() == false) {
     
				JOptionPane.showMessageDialog(null, "请输入11位数手机号码!", "错误", JOptionPane.ERROR_MESSAGE);
			} else if (tx11.getText().length() < 6 || tx11.getText().length() > 8
					|| pattern.matcher(tx11.getText()).matches() == false) {
     
				JOptionPane.showMessageDialog(null, "请输入6-8位数字密码!", "错误", JOptionPane.ERROR_MESSAGE);
			} else {
     
				String DrId = tx1.getText();
				try {
     
					DBUtil dbUtil = new DBUtil();
					Connection con = dbUtil.getConnection();
					Statement stmt = con.createStatement(); // 创建一个数据库会话对象
					ResultSet rs = stmt.executeQuery("select * from Doctor where DrId='" + DrId + "'"); // SQL语句
					if (rs.next()) {
     
						JOptionPane.showMessageDialog(null, "该医生编号已存在,请重新输入!", "错误", JOptionPane.ERROR_MESSAGE);
						rs.close();
					} else {
     
						int ok = JOptionPane.showConfirmDialog(null, "是否保存该医生信息?", "确定", JOptionPane.YES_NO_OPTION,
								JOptionPane.INFORMATION_MESSAGE);
						if (ok == JOptionPane.YES_OPTION) {
     
							// 添加信息到数据库
							String sql = "INSERT INTO Doctor(DrId,DrName,DrSex,DrAge,DrPos,DrEdu,DeptName,DrNative,DrDate,DrPhone,Password)VALUES(?,?,?,?,?,?,?,?,?,?,?)";
							PreparedStatement parepare = con.prepareStatement(sql);
							parepare.setString(1, tx1.getText());
							parepare.setString(2, tx2.getText());
							parepare.setString(3, sex.getSelectedItem().toString());
							parepare.setString(4, age.getSelectedItem().toString());
							parepare.setString(5, position.getSelectedItem().toString());
							parepare.setString(6, educated.getSelectedItem().toString());
							parepare.setString(7, department.getSelectedItem().toString());
							parepare.setString(8, tx8.getText());
							parepare.setString(9, showDate1.getText());
							parepare.setString(10, tx10.getText());
							parepare.setString(11, tx11.getText());
							parepare.executeUpdate();

							String data[] = new String[] {
      tx1.getText(), tx2.getText(),
									sex.getSelectedItem().toString(), age.getSelectedItem().toString(),
									position.getSelectedItem().toString(), educated.getSelectedItem().toString(),
									department.getSelectedItem().toString(), tx8.getText(), showDate1.getText(),
									tx10.getText(), tx11.getText() };
							dtm.addRow(data); // 在表格添加一行刚添加的数据
							JOptionPane.showMessageDialog(null, "录入成功");
							tx1.setText("");
							tx2.setText("");
							tx8.setText("");
							tx10.setText("");
							tx11.setText("");
							sex.setSelectedIndex(0);
							age.setSelectedIndex(0);
							position.setSelectedIndex(0);
							educated.setSelectedIndex(0);
							department.setSelectedIndex(0);
							showDate1.setText("单击选择日期");
						}
					}
				} catch (Exception e1) {
     
					e1.printStackTrace();
				}finally {
     
					
				}
			}
		}
	}

}

Drug.java

package com.sjsq;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.regex.Pattern;

import javax.swing.*;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;

public class Drug extends JFrame implements ActionListener {
     
	JPanel chufangInput = new JPanel();
	private JButton button1, button2, button3, button4, button5, button6, button7, button8;
	private JLabel inputTitle = new JLabel("处方单录入");
	private JLabel la0, la1, la2, la3, la4, la5, la6, la7, la8;
	private Font laFont = new Font("宋体", Font.BOLD, 15);
	private Pattern pattern = Pattern.compile("[0-9]*");
	private Connection con = null;
	private JLabel t1, t2;
	private static JTable table1, table2, table3, table4, table5;
	private static DefaultTableModel dtm1, dtm2, dtm3, dtm4, dtm5;
	private JScrollPane JScrollPane = new JScrollPane();
	private JScrollPane JScrollPane1 = new JScrollPane();
	private JScrollPane JScrollPane4 = new JScrollPane();
	private JScrollPane JScrollPane5 = new JScrollPane();
	private String columnNames1[] = {
      "编码", "名称", "单价", "数量", "计数单位", "类别", "病例编码" };
	private String columnNames2[] = {
      "编码", "名称", "单价", "计数单位", "类别" };
	private String columnNames3[] = {
      "病例编码", "病人编号", "病人姓名" };
	private JTextField tx1, tx2, tx3, tx4, tx5;
	private JComboBox box1, box2, box5;

	
	
	public Drug() {
     
		DBUtil dbUtil = new DBUtil();
		
		
		chufangInput.setLayout(null);

		dtm1 = new DefaultTableModel(columnNames1, 0) {
     // dtm2是项目收费表格模版
			public boolean isCellEditable(int row, int column) {
     
				if (column == 1 || column == 3)
					return true;// 这个是可以编辑的列
				// if(rowIndex!=0) return false;
				return false;
			}// 表格不允许被编辑 }
		};

		String fontSize1[] = {
      "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "12" };
		table1 = new JTable(dtm1);// JScrollPane4 项目表
		JScrollPane JScrollPane = new JScrollPane(table1);
		TableColumn a1 = table1.getColumn("名称");
		TableColumn a2 = table1.getColumn("数量");
		JTextField box3 = new JTextField();
		box2 = new JComboBox(fontSize1);
		box3.getDocument().addDocumentListener(new DocumentListener() {
     
			@Override
			public void removeUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void insertUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void changedUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			private void updata_combobox() {
     
				String s1 = null;
				s1 = box3.getText();
				System.out.println(s1);
				JScrollPane1.setVisible(true);
				String sql = "select * from Price where PeName like  '%" + s1 + "%'and PeClass='其他类'";
				databaseSearch1(sql, 5);

			}
		});

		box3.setEditable(true);
		DefaultCellEditor dce2 = new DefaultCellEditor(box3);
		a1.setCellEditor(dce2);

		box2.setEditable(true);
		box2.setMaximumRowCount(5);
		DefaultCellEditor dce3 = new DefaultCellEditor(box2);
		a2.setCellEditor(dce3);
		box2.addActionListener(this);

		dtm2 = new DefaultTableModel(columnNames2, 0);// 项目明细表
		table2 = new JTable(dtm2) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}// 表格不允许被编辑 }
		};
		String sql = "select * from Price where PeClass='其他类'";
		databaseSearch1(sql, 5);

		JScrollPane1.setViewportView(table2);
		chufangInput.add(JScrollPane1);
		JScrollPane1.setBounds(70, 150, 400, 100);
		JScrollPane1.setVisible(false);

		// 设置用药表
		dtm3 = new DefaultTableModel(columnNames1, 0) {
     // dtm3是药物收费表格模版
			public boolean isCellEditable(int row, int column) {
     
				if (column == 1 || column == 3)
					return true;// 这个是可以编辑的列
				// if(rowIndex!=0) return false;
				return false;
			}// 表格不允许被编辑 }
		};

		table3 = new JTable(dtm3);//
		JScrollPane JScrollPane3 = new JScrollPane(table3);
		TableColumn b1 = table3.getColumn("名称");
		TableColumn b2 = table3.getColumn("数量");
		JTextField box4 = new JTextField();
		box5 = new JComboBox(fontSize1);

		box4.getDocument().addDocumentListener(new DocumentListener() {
     
			@Override
			public void removeUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void insertUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void changedUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			private void updata_combobox() {
     
				String s1 = null;
				s1 = box4.getText();

				JScrollPane4.setVisible(true);
				String sql1 = "select * from Price where PeName like '%" + s1 + "%' and PeClass='诊断类'or PeName like '%"
						+ s1 + "%' and PeClass='药品类'";
				databaseSearch2(sql1, 5);
			}
		});

		dtm4 = new DefaultTableModel(columnNames2, 0);// 药物明细表
		table4 = new JTable(dtm4) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}// 表格不允许被编辑 }
		};
		String sql1 = "select * from Price where PeClass='诊断类'or PeClass='药品类'";
		databaseSearch2(sql1, 5);

		JScrollPane4.setViewportView(table4);
		chufangInput.add(JScrollPane4);
		JScrollPane4.setBounds(550, 150, 400, 100);
		JScrollPane4.setVisible(false);

		box4.setEditable(true);
		DefaultCellEditor dce1 = new DefaultCellEditor(box4);
		b1.setCellEditor(dce1);

		box2.setEditable(true);
		box2.setMaximumRowCount(5);
		DefaultCellEditor dce0 = new DefaultCellEditor(box5);
		b2.setCellEditor(dce0);

		dtm5 = new DefaultTableModel(columnNames3, 0);// 项目明细表
		table5 = new JTable(dtm5) {
     
			public boolean isCellEditable(int row, int column) {
     
				return false;
			}// 表格不允许被编辑 }
		};
		String sql2 = "select * from Medical_records where MrId not in(select MrId from DrugTable)";
		databaseSearch3(sql2, 3);

		JScrollPane5.setViewportView(table5);
		chufangInput.add(JScrollPane5);
		JScrollPane5.setBounds(120, 100, 300, 100);
		JScrollPane5.setVisible(false);

		// 设置背景
		ImageIcon background = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(background);
		inputTitle.setFont(new Font("宋体", Font.BOLD, 30));
		inputTitle.setBounds(60, 10, 1000, 50);
		chufangInput.add(inputTitle);
		;
		// 设置控件
		la1 = new JLabel("病例编号:");
		la2 = new JLabel("病人编号:");
		la3 = new JLabel("病人姓名:");
		t1 = new JLabel("项目单");
		t2 = new JLabel("药物单");
		tx1 = new JTextField();
		tx2 = new JTextField();
		tx3 = new JTextField();
		button1 = new JButton("增加");
		button2 = new JButton("确定");
		button3 = new JButton("修改");
		button4 = new JButton("删除");
		button5 = new JButton("增加");
		button6 = new JButton("确定");
		button7 = new JButton("修改");
		button8 = new JButton("删除");
		button2.addActionListener(this);
		button6.addActionListener(this);
		// 给按钮添加监听事件
		button1.addActionListener(new ActionListener() {
     // 添加事件
			public void actionPerformed(ActionEvent e) {
     
				String[] da1 = {
      "", "" };
				String[] rowValues = da1;

				dtm1.addRow(rowValues); // 添加一行

				button1.setEnabled(false);

			}
		});
		button5.addActionListener(new ActionListener() {
     // 药物表添加事件
			public void actionPerformed(ActionEvent e) {
     

				String[] da = {
      "", "" };
				String[] rowValues = da;
				dtm3.addRow(rowValues); // 添加一行

				button5.setEnabled(false);

			}
		});
		button4.addMouseListener(new MouseAdapter() {
      // 删除按钮实现删除记录的功能
			public void mouseClicked(MouseEvent e) {
     
				int row = table1.getSelectedRow();// 这句选择要删除的行
				Connection con;

				con = dbUtil.getConnection();
				Statement stmt;
				String val = (String) table1.getValueAt(row, 6);
				String val1 = (String) table1.getValueAt(row, 0);
				String sql = "delete from DrugTable where MrId='" + val + "'and PeNo='" + val1 + "'";
				try {
     
					stmt = con.createStatement();
					stmt.executeUpdate(sql);
					button1.setEnabled(true);

				} catch (SQLException e1) {
     
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}
				if (row != -1) {
      // 这句判断是否有选中的行
					dtm1.removeRow(row);
				} // 这句删除指定行

			}
		});
		button8.addMouseListener(new MouseAdapter() {
      // 删除按钮实现删除记录的功能
			public void mouseClicked(MouseEvent e) {
     
				int row = table3.getSelectedRow();// 这句选择要删除的行
				Connection con;

				con = dbUtil.getConnection();
				Statement stmt;
				String val = (String) table3.getValueAt(row, 6);
				String val1 = (String) table3.getValueAt(row, 0);
				String sql = "delete from DrugTable where MrId='" + val1 + "'and PeNo='" + val + "'";
				try {
     
					stmt = con.createStatement();
					stmt.executeUpdate(sql);
					button5.setEnabled(true);

				} catch (SQLException e1) {
     
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}
				if (row != -1) {
      // 这句判断是否有选中的行
					dtm3.removeRow(row);
				} // 这句删除指定行

			}
		});
		box3.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					JScrollPane1.setVisible(true);
			}
		});
		box4.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					JScrollPane4.setVisible(true);
			}
		});

		table2.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					if (e.getClickCount() == 2) {
     
						String xingming = tx1.getText();
						int o = table2.getSelectedRow();
						int row = table1.getSelectedRow();
						String ao = (String) table2.getValueAt(o, 1);
						String bo = (String) table2.getValueAt(o, 0);
						String co = (String) table2.getValueAt(o, 2);
						String do1 = (String) table2.getValueAt(o, 3);
						String eo = (String) table2.getValueAt(o, 4);

						box3.setText(ao);
						table1.setValueAt(bo, row, 0);
						table1.setValueAt(do1, row, 4);
						table1.setValueAt(co, row, 2);
						table1.setValueAt(eo, row, 5);
						table1.setValueAt(xingming, row, 6);

						JScrollPane1.setVisible(false);

					}
			}
		});
		tx1.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					JScrollPane5.setVisible(true);
			}
		});

		tx1.getDocument().addDocumentListener(new DocumentListener() {
     
			@Override
			public void removeUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void insertUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			@Override
			public void changedUpdate(DocumentEvent e) {
     

				updata_combobox();
			}

			private void updata_combobox() {
     
				String s1 = null;
				s1 = tx1.getText();

				JScrollPane5.setVisible(true);
				String sql2 = "select * from Medical_records where MrId like '%" + s1
						+ "%'and MrId not in(select MrId from DrugTable)";
				databaseSearch3(sql2, 3);
			}
		});

		table4.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					if (e.getClickCount() == 2) {
     
						String xingming = tx1.getText();
						int o = table4.getSelectedRow();
						int row = table3.getSelectedRow();
						String ao = (String) table4.getValueAt(o, 1);
						String bo = (String) table4.getValueAt(o, 0);
						String co = (String) table4.getValueAt(o, 2);
						String do1 = (String) table4.getValueAt(o, 3);
						String eo = (String) table4.getValueAt(o, 4);

						box4.setText(ao);
						table3.setValueAt(bo, row, 0);
						table3.setValueAt(do1, row, 4);
						table3.setValueAt(co, row, 2);
						table3.setValueAt(eo, row, 5);
						table3.setValueAt(xingming, row, 6);

						JScrollPane4.setVisible(false);

					}
			}
		});
		table5.addMouseListener(new MouseAdapter() {
     // 设置TABLE双击鼠标事件
			public void mouseClicked(MouseEvent e) {
     
				if (e.getButton() == MouseEvent.BUTTON1) // 单击鼠标左键
					if (e.getClickCount() == 2) {
     

						int o = table5.getSelectedRow();

						String ao = (String) table5.getValueAt(o, 1);
						String bo = (String) table5.getValueAt(o, 0);
						String co = (String) table5.getValueAt(o, 2);

						tx1.setText(bo);
						tx2.setText(ao);
						tx3.setText(co);

						JScrollPane5.setVisible(false);

					}
			}
		});

		// 添加控件到面板以及设置控件位置
		chufangInput.add(la1);
		chufangInput.add(la2);
		chufangInput.add(la3);

		chufangInput.add(tx1);
		chufangInput.add(tx2);
		chufangInput.add(tx3);
		chufangInput.add(button1);
		chufangInput.add(button2);
		chufangInput.add(button3);
		chufangInput.add(button4);
		chufangInput.add(button5);
		chufangInput.add(button6);
		chufangInput.add(button7);
		chufangInput.add(button8);
		chufangInput.add(t1);
		chufangInput.add(t2);
		button1.setBounds(460, 250, 70, 50);
		button2.setBounds(460, 300, 70, 50);
		button3.setBounds(460, 350, 70, 50);
		button4.setBounds(460, 400, 70, 50);
		button5.setBounds(950, 250, 70, 50);
		button6.setBounds(950, 300, 70, 50);
		button7.setBounds(950, 350, 70, 50);
		button8.setBounds(950, 400, 70, 50);
		t1.setBounds(50, 200, 100, 50);
		t2.setBounds(520, 200, 100, 50);
		la1.setBounds(50, 70, 100, 40);
		la2.setBounds(300, 70, 100, 40);
		la3.setBounds(500, 70, 100, 40);
		tx1.setBounds(120, 75, 100, 30);
		tx2.setBounds(370, 75, 100, 30);
		tx3.setBounds(570, 75, 100, 30);
		chufangInput.add(JScrollPane);
		JScrollPane.setBounds(60, 250, 400, 200);
		chufangInput.add(JScrollPane3);
		JScrollPane3.setBounds(550, 250, 400, 200);
		chufangInput.add(label);
		label.setBounds(0, 0, 1100, 700);
	}

	private void databaseSearch3(String sql2, int i) {
     
		// TODO Auto-generated method stub
		Connection con;
		DBUtil dbUtil = new DBUtil();
		con = dbUtil.getConnection();
		ResultSet rs;

		try {
     
			int rowcount = dtm5.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm5.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm5.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql2);
			String[] data = new String[3];
			while (rs.next()) {
     
				for (int j = 1; j <= 3; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm5.addRow(data); // 在Jtabl

			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     
		}
	}

	private void databaseSearch2(String sql1, int i) {
     
		// TODO Auto-generated method stub
		DBUtil dbUtil = new DBUtil();

		con = dbUtil.getConnection();
		ResultSet rs;

		try {
     
			int rowcount = dtm4.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm4.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm4.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql1);
			String[] data = new String[5];
			while (rs.next()) {
     
				for (int j = 1; j <= 5; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm4.addRow(data); // 在Jtabl

			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     
		}
	}

	private void databaseSearch1(String sql, int i) {
     
		// TODO Auto-generated method stub

		DBUtil dbUtil = new DBUtil();

		con = dbUtil.getConnection();
		ResultSet rs;

		try {
     
			int rowcount = dtm2.getRowCount() - 1;
			if (rowcount != -1) {
     
				for (int i1 = rowcount; i1 >= 0; i1--) {
     
					dtm2.removeRow(i1); // 删除Jtable中的所有行
				}
				dtm2.setRowCount(0); // 将Jtable中的行数设为零
			}
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql);
			String[] data = new String[5];
			while (rs.next()) {
     
				for (int j = 1; j <= 5; j++) {
     
					data[j - 1] = rs.getString(j); // 取出数据库中的数组装载到数组中
				}
				dtm2.addRow(data); // 在Jtabl

			}

			con.close();
			// 设置表格隔行背景色(隔行背景色不同)
		} catch (Exception err) {
     
		}
	}

	@Override
	public void actionPerformed(ActionEvent e) {
     
		// TODO Auto-generated method stub
		if (e.getSource() == button2) {
     
			try {
     
				String s = (String) box2.getSelectedItem();
				int i = Integer.valueOf(s).intValue();
				DBUtil dbUtil = new DBUtil();
				Connection con;
				con = dbUtil.getConnection();
				int row = table1.getSelectedRow();
				String sql = "INSERT INTO DrugTable(PeNo,PeName,PePrice,PeNumber,PeUnit,PeClass,MrId)VALUES(?,?,?,?,?,?,?)";
				PreparedStatement parepare = con.prepareStatement(sql);
				parepare.setString(1, (String) table1.getValueAt(row, 0));
				parepare.setString(2, (String) table1.getValueAt(row, 1));
				parepare.setString(3, (String) table1.getValueAt(row, 2));
				parepare.setString(4, (String) table1.getValueAt(row, 3));
				parepare.setString(5, (String) table1.getValueAt(row, 4));
				parepare.setString(6, (String) table1.getValueAt(row, 5));
				parepare.setString(7, (String) table1.getValueAt(row, 6));

				String w = (String) table1.getValueAt(row, 3);
				String w1 = (String) table1.getValueAt(row, 1);
				if (table1.getValueAt(row, 0).equals("")) {
     
					JOptionPane.showMessageDialog(null, "请输入完整信息", "错误", JOptionPane.INFORMATION_MESSAGE);

				} else if (w1 == "") {
     
					JOptionPane.showMessageDialog(null, "请输入药物名称", "错误", JOptionPane.INFORMATION_MESSAGE);

				} else if (i <= 0 || w == null) {
     
					JOptionPane.showMessageDialog(null, "数量不能为空或者小于0", "错误", JOptionPane.INFORMATION_MESSAGE);

				} else {
     
					parepare.executeUpdate();
					JOptionPane.showMessageDialog(null, "录入成功", "录入成功", JOptionPane.INFORMATION_MESSAGE);
					button1.setEnabled(true);
				}
			} catch (Exception et) {
     
				et.printStackTrace();
			}
		}

		else if (e.getSource() == button6) {
     
			try {
     
				String s = (String) box5.getSelectedItem();
				int i = Integer.valueOf(s).intValue();
				DBUtil dbUtil = new DBUtil();
				Connection con;

				con = dbUtil.getConnection();

				int row = table3.getSelectedRow();
				String sql = "INSERT INTO DrugTable(PeNo,PeName,PePrice,PeNumber,PeUnit,PeClass,MrId)VALUES(?,?,?,?,?,?,?)";
				PreparedStatement parepare = con.prepareStatement(sql);
				parepare.setString(1, (String) table3.getValueAt(row, 0));
				parepare.setString(2, (String) table3.getValueAt(row, 1));
				parepare.setString(3, (String) table3.getValueAt(row, 2));
				parepare.setString(4, (String) table3.getValueAt(row, 3));
				parepare.setString(5, (String) table3.getValueAt(row, 4));
				parepare.setString(6, (String) table3.getValueAt(row, 5));
				parepare.setString(7, (String) table3.getValueAt(row, 6));

				String w = (String) table3.getValueAt(row, 3);
				String w1 = (String) table3.getValueAt(row, 1);
				if (w1 == "") {
     
					JOptionPane.showMessageDialog(null, "请输入药物名称", "错误", JOptionPane.INFORMATION_MESSAGE);

				} else if (i <= 0 || w == null) {
     
					JOptionPane.showMessageDialog(null, "数量不能为空或者小于0", "错误", JOptionPane.INFORMATION_MESSAGE);

				} else {
     
					parepare.executeUpdate();
					JOptionPane.showMessageDialog(null, "录入成功", "录入成功", JOptionPane.INFORMATION_MESSAGE);
					button5.setEnabled(true);
				}
			} catch (Exception et) {
     
				et.printStackTrace();
			}
		}
	}

}

JIUYIModify.java

package com.sjsq;

import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Vector;

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.JPanel;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;

public class JIUYIModify extends JFrame implements ActionListener {
     
	private static final String KeyValue = null;
	public JLabel la0, la1, la2, la3, la4, la5, la6, la7, la8, la9;
	public JTextField t1, t2, t3, t4, t5, t6, t7, t8, t9;
	public JButton button;
	Font f2 = new Font("隶书", Font.BOLD, 25);
	public JComboBox jcbb2, comboBox, jcombobox1;
	public java.sql.Connection con = null;
	DBUtil dbUtil = new DBUtil();

	JIUYIModify() {
     
		JPanel panel2 = new JPanel();
		ImageIcon ic; // 按钮图片
		ic = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(ic);// 把背景图片显示在一个标签里面

		panel2.setLayout(null);
		button = new JButton("保存");
		la0 = new JLabel("修改就医档案");
		la1 = new JLabel("就医档案编号:");
		la2 = new JLabel("病人编号 :");
		la3 = new JLabel("病人姓名 :");
		la4 = new JLabel("录入时间 :");
		la5 = new JLabel("医生编号 :");
		la6 = new JLabel("医生姓名 :");
		la7 = new JLabel("就医科室 :");
		la8 = new JLabel("病因 :");
		la9 = new JLabel("");

		t1 = new JTextField();
		t2 = new JTextField();
		t3 = new JTextField();
		t4 = new JTextField();
		t5 = new JTextField();
		t6 = new JTextField();
		t7 = new JTextField();
		t8 = new JTextField();

		t1.setBounds(90, 150, 100, 40);
		t1.setEditable(false);
		t2.setBounds(290, 150, 100, 40);
		t3.setBounds(90, 200, 100, 40);
		t4.setBounds(90, 250, 100, 40);
		t5.setBounds(290, 250, 80, 40);
		t6.setBounds(90, 300, 120, 40);
		t7.setBounds(290, 300, 120, 40);
		t8.setBounds(290, 200, 120, 40);

		t3.setEditable(false);
		t4.setEditable(false);
		t5.setEditable(false);
		t6.setEditable(false);
		t2.setEditable(false);

		la0.setBounds(10, 10, 200, 50);
		la0.setFont(f2);
		la1.setBounds(20, 150, 100, 50);
		la2.setBounds(220, 150, 100, 50);
		la3.setBounds(20, 200, 100, 50);
		la4.setBounds(220, 200, 100, 50);
		la5.setBounds(20, 250, 100, 50);
		la6.setBounds(220, 250, 100, 50);
		la7.setBounds(20, 300, 100, 50);
		la8.setBounds(220, 300, 100, 50);
		la9.setBounds(20, 350, 100, 50);

		Vector model1 = new Vector();
		String locationid1 = "";
		String locationname1 = "";
		String locationdept1 = "";
		try {
     

			con = dbUtil.getConnection();
			Statement st = con.createStatement();
			String sql = "select DrId, DrName,DeptName from Doctor";
			ResultSet rss = st.executeQuery(sql);
			while (rss.next()) {
     
				locationid1 = rss.getString("DrName");
				locationname1 = rss.getString("DrId");
				locationdept1 = rss.getString("DeptName");
				KeyValue Itemlocation1 = new KeyValue(locationname1, locationid1, locationdept1);
				model1.addElement(Itemlocation1);
			}

		} catch (SQLException e) {
     
			e.printStackTrace();
		}

		jcbb2 = new JComboBox(model1);
		jcbb2.addActionListener(this);

		jcbb2.setBounds(290, 250, 100, 40);

		panel2.add(jcbb2);
		panel2.add(button);
		button.setBounds(350, 400, 80, 50);
		button.addActionListener(this);
		label.setBounds(0, 0, 500, 500);

		panel2.add(la0);
		panel2.add(la1);
		panel2.add(la2);
		panel2.add(la3);
		panel2.add(la4);
		panel2.add(la5);
		panel2.add(la6);
		panel2.add(la7);
		panel2.add(la8);
		panel2.add(la9);
		panel2.add(t1);
		panel2.add(t2);
		panel2.add(t3);
		panel2.add(t4);
		panel2.add(t5);
		panel2.add(t6);
		panel2.add(t7);
		panel2.add(t8);
		panel2.add(label);
		this.add(panel2);
		this.setSize(450, 500); // 设置窗口大小
		this.setResizable(false); // 设置不可调整窗口大小
		this.setLocationRelativeTo(null);
		this.setVisible(true);

	}

	public void openDialog(JTable table, DefaultTableModel dtm) {
     
		// TODO Auto-generated method stub
		int rown;
		int coln;
		rown = table.getSelectedRow();
		coln = table.getSelectedColumn();
		String value0 = (String) table.getValueAt(rown, 0);
		String value1 = (String) table.getValueAt(rown, 1);
		String value2 = (String) table.getValueAt(rown, 2);
		String value3 = (String) table.getValueAt(rown, 3);
		String value4 = (String) table.getValueAt(rown, 4);
		String value5 = (String) table.getValueAt(rown, 5);
		String value6 = (String) table.getValueAt(rown, 6);
		String value7 = (String) table.getValueAt(rown, 7);

		t1.setText(value0);
		t2.setText(value1);
		t3.setText(value2);
		t4.setText(value4);
		t5.setText(value5);
		t6.setText(value6);
		t7.setText(value7);
		t8.setText(value3);

		button.addActionListener(new ActionListener() {
     
			public void actionPerformed(ActionEvent e) {
     
				Object aa = jcbb2.getSelectedItem();
				String se = aa.toString();
				Connection con;

				con = dbUtil.getConnection();
				Statement stmt;
				String sql = "update  Medical_records set PaId='" + t2.getText().trim() + "',PaName='"
						+ t3.getText().trim() + "',MrDate='" + t8.getText().trim() + "',DrId='" + t4.getText().trim()
						+ "',DrName='" + jcbb2.getSelectedItem().toString() + "',DeptName='" + t6.getText().trim()
						+ "',SickCause='" + t7.getText().trim() + "' where MrId='" + t1.getText().trim() + "'";
				try {
     
					stmt = con.createStatement();
					stmt.executeUpdate(sql);
					JOptionPane.showMessageDialog(null, "修改成功", "修改成功", JOptionPane.INFORMATION_MESSAGE, null);
					int row2 = table.getSelectedRow();
					String[] xiugai = new String[] {
      t1.getText(), t2.getText(), t3.getText(), t8.getText(),
							t4.getText(), jcbb2.getSelectedItem().toString(), t6.getText(), t7.getText() };

					dtm.removeRow(row2);
					dtm.insertRow(row2, xiugai);

					dtm.fireTableDataChanged();

					dispose();

				} catch (SQLException e1) {
     
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}

			}
		});
	}

	@Override
	public void actionPerformed(ActionEvent e) {
     
		// TODO Auto-generated method stub
		if (jcbb2 == e.getSource()) {
     
			KeyValue item1 = (KeyValue) jcbb2.getSelectedItem();
			String a = item1.getId();
			String b = item1.getdept();
			t6.setText(b);
			t4.setText(a);

		}

	}

	class KeyValue {
     
		public String id;
		public String name;
		public String dept;

		public KeyValue(String id, String name, String dept) {
     
			this.id = id;
			this.name = name;
			this.dept = dept;
		}

		public KeyValue(Object selectedItem) {
     

			// TODO Auto-generated constructor stub
		}

		public String getId() {
     
			return id;
		}

		public String getName() {
     
			return name;
		}

		public String getdept() {
     
			return dept;
		}

		public String toString() {
     
			return name;
		}
	}

}

JIUYIModifyQuery1.java

package com.sjsq;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import javax.swing.*;
import javax.swing.border.TitledBorder;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;

public class JIUYIModifyQuery1 extends JFrame implements ActionListener {
     

	public JLabel la1, la2, la3, la4, la5, la6, la7, la8, la9;
	public JTextField tx1, tx2, tx3, tx4, tx5, tx6, tx7;
	public static DefaultTableModel dtm;
	Font f2 = new Font("隶书", Font.BOLD, 30);
	Font f1 = new Font("草书", Font.CENTER_BASELINE, 30);
	public static JTable table;
	String o;
	private JComboBox jcbb1;
	private JScrollPane JScrollPane = new JScrollPane();
	public JPanel panel = new JPanel();
	JButton button1 = new JButton("查询");
	JButton button2 = new JButton("修改");
	JButton button3 = new JButton("删除");
	JButton button4 = new JButton("诊疗明细操作");
	JButton button5 = new JButton("用药明细操作");
	DBUtil dbUtil = new DBUtil();

	JIUYIModifyQuery1(String Stitle) {
     
		super(Stitle);
		panel.setLayout(null);
		this.add(panel);
		ImageIcon ic; // 按钮图片
		ic = new ImageIcon("picture/right_bg.jpg");
		JLabel label = new JLabel(ic);// 把背景图片显示在一个标签里面

		panel.add(label);
		String columnNames[] = {
      "就医档案编号", "病人编号", "病人姓名", "就医档案录入时间", "医生编号", "医生姓名", "所属科室", "病因" };
		dtm = new DefaultTableModel(columnNames, 0) {
     
			public boolean isCellEditable(int rowIndex, int columnIndex) {
     
				return false;
			}
		};

		table = new JTable(dtm);
		JScrollPane.setViewportView(table);
		JScrollPane.setBounds(new Rectangle(40, 60, 870, 250));

		String SQL = "select * from Medical_records";
		databaseSearch(SQL, 8);

		//
		la5 = new JLabel("病例编号:");
		la6 = new JLabel("病人姓名:");
		la7 = new JLabel("就医档案综合操作");
		la8 = new JLabel("病人人数统计:");
		la9 = new JLabel("人");
		la7.setFont(f2);
		la8.setFont(f1);
		la9.setFont(f1);
		tx5 = new JTextField();
		tx6 = new JTextField();
		tx7 = new JTextField();
		tx7.setFont(f1);

		button2.setBounds(400, 400, 100, 50);
		button3.setBounds(600, 400, 100, 50);
		button4.setBounds(910, 60, 100, 100);
		button5.setBounds(910, 200, 100, 100);

		la7.setBounds(40, 0, 300, 50);
		la8.setBounds(800, 350, 250, 50);
		la9.setBounds(870, 395, 50, 50);
		tx7.setBounds(800, 400, 60, 35);

		button4.addActionListener(this);
		button5.addActionListener(this);
		button2.addActionListener(this);
		panel.add(button4);
		panel.add(button3);
		panel.add(button2);
		panel.add(button5);
		panel.add(JScrollPane);
		panel.add(la7);
		panel.add(tx7);
		panel.add(la8);
		panel.add(la9);
		tx7.setEditable(false);
		// 设置表格隔行颜色
		setbgcolor();

		final JPanel panel1 = new JPanel();
		panel1.setLayout(null);
		panel1.setBackground(Color.YELLOW);
		panel1.setBorder(new TitledBorder(null, "查询操作", TitledBorder.DEFAULT_JUSTIFICATION,
				TitledBorder.DEFAULT_POSITION, null, null));
		panel1.setBounds(50, 350, 300, 150);
		panel.add(panel1);
		button1.setBounds(220, 80, 60, 40);
		panel1.add(button1);
		button1.setBackground(Color.white);
		la5.setBounds(20, 73, 80, 50);
		la6.setBounds(20, 73, 80, 50);
		la5.setVisible(false);
		tx6.setVisible(false);
		la6.setVisible(false);
		tx5.setVisible(false);
		panel1.add(la5);
		panel1.add(la6);
		tx5.setBounds(90, 80, 120, 35);
		panel1.add(tx5);
		tx6.setBounds(90, 80, 120, 35);
		panel1.add(tx6);

		Connection con;
		con = dbUtil.getConnection();
		ResultSet rs;
		try {
     
			String sql1 = "select Count(*) from Medical_records";
			Statement stmt = con.createStatement();
			rs = stmt.executeQuery(sql1);
			while (rs.next()) {
     
				o = rs.getString(1);

			}
			tx7.setText(o);

		} catch (Exception r) {
     
			r.printStackTrace();
		}

		jcbb1 = new JComboBox();
		jcbb1.addActionListener(new ActionListener() {
     // 下拉框添加事件,用于显示相应的查询文本框,以及标签
			public void actionPerformed(final ActionEvent e) {
     
				Object SelectName = jcbb1.getSelectedItem();
				String selectNamecontent = SelectName.toString();

				if (selectNamecontent.equals("请选择查询种类")) {
     
					la5.setVisible(false);
					la6.setVisible(false);
					tx5.setVisible(false);
					tx6.setVisible(false);
					System.out.println("什么也不做");
					return;
				} else if (selectNamecontent.equals("病例编号")) {
     
					la5.setVisible(true);
					tx5.setVisible(true);
					tx5.setText("");
					la6.setVisible(false);
					tx6.setVisible(false);
					return;
				} else if (selectNamecontent.equals("病人姓名")) {
     
					tx5.setVisible(false);
					la5.setVisible(false);
					tx6.setVisible(true);
					la6.setVisible(true);
					tx6.setText("");
					return;
				}

				// ++++++++++++++++++++++++++++++++++++++++++++++++++
			}
		});

		jcbb1.setModel(new DefaultComboBoxModel(new String[] {
      "请选择查询种类", "病例编号", "病人姓名" }));
		jcbb1.setBounds(20

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