Java项目:车租赁管理系统(java+Gui+文档)

源码获取：博客首页 "资源" 里下载！

功能介绍：

登陆界面、管理员界面、用户界面、汽车租赁文档

系统主页：

@SuppressWarnings("serial")
public class SystemMainView extends JFrame implements ActionListener{
JButton button,btnOk,select;
JScrollPane jsp;
JTextPane area=new JTextPane();
JTextField textfield;
JFileChooser fc=new JFileChooser();
File file=null;
ImageIcon imageIcon=new ImageIcon("E:\\图片册\\lan.jpg");public SystemMainView(){setTitle("药品管理系统");this.setSize( 900, 500);setResizable(false);setLocationRelativeTo(null);layoutUI();this.setVisible(true);}private void layoutUI(){//对象实例化JTabbedPane tab = new JTabbedPane(JTabbedPane.TOP); //容器Container container = this.getLayeredPane();//对象化面板JPanel combop = new JPanel(){public void paintComponent(Graphics g) {super.paintComponent(g);ImageIcon icon=new ImageIcon("E:\\图片册\\pu.jpg");g.drawImage(icon.getImage(), 0, 0, null);}};JPanel p1 = new EmployeeManagerView();JPanel p2 = new Medicine();JPanel p3 = new MarketView();JPanel p4 = new MarketMessage();JPanel p5 = new JPanel(){public void paintComponent(Graphics g) {super.paintComponent(g);ImageIcon icon=new ImageIcon("E:\\图片册\\pu.jpg");g.drawImage(icon.getImage(), 0, 0, null);}};p5.add(new JButton("药品信息百科"));textfield=new JTextField(10);p5.add(textfield);select=new JButton("浏览");p5.add(select);select.addActionListener(this);p5.add(btnOk=new JButton("确定"));btnOk.addActionListener(this);tab.add(p1,"        用户管理         ");tab.add(p2,"       药品库存管理    ");tab.add(p3,"        进销管理         ");tab.add(p4,"       营销信息         ");
//  tab.add(p5,"       问答园地         ");tab.setBackground(Color.green);tab.setFont(new Font("Dialog",1,17));JLabel JL = new JLabel("药品管理系统");combop.add(JL);JL.setFont(new Font("Dialog",1,23));JL.setBackground(Color.green);container.setLayout(new BorderLayout());container.setBackground(Color.cyan);container.add(combop,BorderLayout.NORTH);container.add(tab,BorderLayout.CENTER);}public void actionPerformed(ActionEvent e){if (e.getSource()==select){int intRetVal=fc.showOpenDialog(this);if(intRetVal==JFileChooser.APPROVE_OPTION){file=fc.getSelectedFile();	textfield.setText(file.getPath());}}if(e.getSource()==btnOk){JFrame f=new JFrame();f.setSize(500, 370);f.setLocationRelativeTo(null);f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);f.setVisible(true);area=new JTextPane();jsp=new JScrollPane(area);jsp.getViewport().setBackground(Color.green);area.setBackground(Color.cyan);area.setOpaque(false);//area.setLineWrap(true);//area.setWrapStyleWord(true);f.add(jsp);try{readFile(area);}catch(Exception ex){}}
}
private void readFile(JTextPane area)throws Exception{if(file !=null){FileReader fr=new FileReader(file);BufferedReader br=new BufferedReader(new InputStreamReader(new FileInputStream(file),"GBK"));try{while (br.ready()){area.setText(area.getText()+br.readLine()+"\r\n");}}finally{br.close();fr.close();}}
}
}

服务信息业务处理：

package com.view;import java.awt.BorderLayout;import java.awt.Color;import java.awt.Dimension;import java.awt.Font;
import java.awt.Graphics;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.sql.ResultSet;import java.sql.SQLException;import java.util.ArrayList;import javax.swing.ImageIcon;import javax.swing.JButton;
import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.JTable;import javax.swing.JTextField;import javax.swing.table.DefaultTableModel;import com.db.SqlHelper;@SuppressWarnings("serial")public  class ServiceInfo  extends JFrame {@SuppressWarnings("unused")private MarketView area;private DefaultTableModel dtm1 = new DefaultTableModel();private JTable empeJtable = new JTable(dtm1);private JScrollPane centerJscrollPane = new JScrollPane(empeJtable){public void paintComponent(Graphics g){super.paintComponent(g);ImageIcon icon=new ImageIcon("E:\\图片册\\pu.jpg");g.drawImage(icon.getImage(), 0, 0, null);}};private JButton returnBtn;private ArrayList<Object[]> datas = null;public ServiceInfo(MarketView area) {this.area=area;setTitle("药市信息");setSize(600, 300);setLocationRelativeTo(null);setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);setVisible(true);setLayout(new BorderLayout());add(centerJscrollPane);dtm1.addColumn("药品id");dtm1.addColumn("药品名称");dtm1.addColumn("入市时间");dtm1.addColumn("药品分类");dtm1.addColumn("地区市场");dtm1.addColumn("市场价格");dtm1.addColumn("流通数量");refreshJTable2();returnBtn = new JButton("返回");returnBtn.setBackground(Color.lightGray);add(returnBtn,BorderLayout.SOUTH);returnBtn.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){dispose();}});}@SuppressWarnings({ "null", "unused" })private ArrayList<Object[]> getServiceInfoByDb() throws SQLException {ArrayList<Object[]> serviceinfomation = new ArrayList<Object[]>();// 查询sql语句String sql = "select * from serviceinfo";// 查询数据ResultSet result = new SqlHelper().query(sql, new String[] {});if (result != null) {while (result.next()) {Object rows[] = new Object[7];rows[0] = result.getString(1);rows[1] = result.getString(2);rows[2] = result.getString(3);rows[3] = result.getString(4);rows[4] = result.getString(5);rows[5] = result.getString(6);rows[6] = result.getString(7);serviceinfomation.add(rows);}} else {JOptionPane.showConfirmDialog(null, "没有查询到", "提示", JOptionPane.WARNING_MESSAGE);}return serviceinfomation;}public void refreshJTable2() {dtm1.setNumRows(0);try {datas = getServiceInfoByDb();for (int i = 0; i < datas.size(); i++) {dtm1.addRow(datas.get(i));}} catch (SQLException e) {e.printStackTrace();}}}

源码获取：博客首页 "资源" 里下载！