dingpiao.java

顶票系统的的JAVA实现

//订票系统的开发与应用
//作者:田舒
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.event.*;

public class dingpiao 
    extends JFrame implements ListSelectionListener, ActionListener 
{

    //声明JPanel对象，用来布局三个列表框和标签
    JPanel p1;
    //出发地标签
    JLabel jLabe1;
    //目的地标签
    JLabel jLabe2;
    //车次标签
    JLabel jLabe3;
    //出发地列表框
    JList start;
    //目的地列表框
    JList end;
    //车次列表框
    JList checi;
    //出发地列表值
    String[] a = {
                  "成都", "大理", "丽江", "楚雄", "文山", "贵阳"
                 };
    //目的地列表值
    String[] b = {
                  "成都", "大理", "丽江", "楚雄", "文山", "贵阳", "武汉", "北京","郑州"
                 };
    
    //车次列表值
    String[] c = {
                  "A186", "T86", "Z11", "Z13", "K23", "T261", "T262", "Z108", "T82","T61"
                 };
    

    //声明JPanel对象，用来布局客户姓名，联系电话两个文本框
    JPanel p2;
    //客户姓名文本框
    JTextField jName;
    //客户联系电话文本框
    JTextField jPhone;
    //姓名标签
    JLabel jLabe4;
    //电话标签
    JLabel jLabe5;

    //声明JPanel对象，用来布局是否送票单选按钮
    JPanel p3;
    //送票标签
    JLabel jLabe6;
    //是否送票单选按钮
    JRadioButton jRbtn1;
    JRadioButton jRbtn2;
    //声明JPanel对象,用来布局座位类型单选按钮
    JPanel p4;
    //座位类型标签
    JLabel jLabe7;
    //座位类型单选按钮
    JRadioButton jRbtn3;
    JRadioButton jRbtn4;
    JRadioButton jRbtn5;
    ButtonGroup group;

    //声明JPanel对象，用来布局按钮
    JPanel p5;
    //确定和取消按钮
    JButton jBtn1;
    JButton jBtn2;

    //用于存放输出结果的字符串
    String startS;
    String endS;
    String checiS;
    String ifsend;
    String style;
    //输出结果框架
    JFrame frame;
    //多行文本
    JTextArea text;
    //构造函数
     dingpiao()
  {
        super("昆明市定票系统");
        //设置窗口关闭时进行退出程序的操作
        this.setDefaultCloseOperation(EXIT_ON_CLOSE);
        this.setVisible(true);
        getContentPane().setLayout(new GridLayout(4, 1));
        // 创建一个JPanel对象，用于布局三个列表框和标签
        p1 = new JPanel();
        p1.setLayout(new GridLayout(3, 1));

        //出发地标签
        jLabe1 = new JLabel("请选择出发地:");
        p1.add(jLabe1);

        //初始化出发地列表框
        start = new JList(a);
        start.setVisibleRowCount(1);
        start.addListSelectionListener(this);

        //声明JScrollPane,用于容纳JList
        JScrollPane listPane1 = new JScrollPane(start);
        p1.add(listPane1);

        //目的地标签
        jLabe2 = new JLabel("请选择目的地:");
        p1.add(jLabe2);
        //初始目的地列表框
        end = new JList(b);
        end.setVisibleRowCount(1);
        start.addListSelectionListener(this);
        //声明JScrollPane,用于容纳JList
        JScrollPane listPane2 = new JScrollPane(end);
        p1.add(listPane2);

        //初始化车次列表框
        checi = new JList(c);
        checi.setVisibleRowCount(1);
        checi.addListSelectionListener(this);

        jLabe3 = new JLabel("请选择车次:");
        p1.add(jLabe3);

        JScrollPane listPane3 = new JScrollPane(checi);
        p1.add(listPane3);

        getContentPane().add(p1);

        //创建Panel p2,用于放置客户姓名，联系电话文本框
        p2 = new JPanel();
        p2.setLayout(new GridLayout(2, 1));
        jLabe4 = new JLabel("客户姓名:");
        p2.add(jLabe4);
        //创建宽为5的单行文本框
        jName = new JTextField(5);
        p2.add(jName);

        jLabe5 = new JLabel("客户联系电话:");
        p2.add(jLabe5);
        //创建宽为5的单行文本框
        jPhone = new JTextField(5);
        p2.add(jPhone);

        getContentPane().add(p2);
        //创建Panel p3,用于放置单选按钮
        p3 = new JPanel();
        //设置p3的布局方式为
        p3.setLayout(new FlowLayout());
        jLabe5 = new JLabel("请选择是否需要送票:");
        p3.add(jLabe5);

        jRbtn1 = new JRadioButton("需要送票");
        jRbtn1.setActionCommand("sendTo");
        jRbtn1.addActionListener(this);

        jRbtn2 = new JRadioButton("不需要送票");
        jRbtn2.setActionCommand("nosend");
        jRbtn2.addActionListener(this);

        group = new ButtonGroup();
        group.add(jRbtn1);
        group.add(jRbtn2);
        p3.add(jRbtn2);
        p3.add(jRbtn1);
  
        getContentPane().add(p3);
        //创建Panel p4,用于放置单选按钮
        p4=new JPanel();
        //设置p4的布局方式为
        p4.setLayout(new FlowLayout());
        jLabe6=new JLabel("请选择座位类型:");
        p4.add(jLabe6);

        jRbtn3=new JRadioButton("硬座");
        jRbtn3.setActionCommand("yingzuo");
        jRbtn3.addActionListener(this);
    
        jRbtn4=new JRadioButton("硬卧");
        jRbtn4.setActionCommand("yingwo");
        jRbtn4.addActionListener(this);
    
        jRbtn5=new JRadioButton("软卧");
        jRbtn5.setActionCommand("ruanwo");
        jRbtn5.addActionListener(this);
   
        group = new ButtonGroup();
        group.add(jRbtn3);
        group.add(jRbtn4);
        group.add(jRbtn5);
        p4.add(jRbtn3);
        p4.add(jRbtn4);
        p4.add(jRbtn5);
        
        getContentPane().add(p4);
        //创建 Panel p5，用于放置按钮
        p5 = new JPanel();
        p5.setLayout(new FlowLayout(FlowLayout.LEFT, 100, 50));

        jBtn1 = new JButton("确定");
        jBtn2 = new JButton("取消");
        //输出结果界面
        frame = new JFrame();
        frame.setVisible(false);
        text = new JTextArea();

        frame.getContentPane().add(text);
        //使用适配器注册监听器
        jBtn1.addMouseListener(new MouseAdapter() 
   {
            public void mouseClicked(MouseEvent e) 
            {
                //将结果显示在另一个空口中
                frame.setVisible(true);
                text.setText("客户订票信息如下:" + "\n" + "出发地:" + startS + "\n" +
                             "目的地:" + endS + "\n" + "车次:" + checiS + "\n" +
                             "客户姓名:" + jName.getText() + "\n" + "客户电话:" +
                             jPhone.getText() + "\n" + ifsend +"\n" +"座位类型"+ style);
               
            frame.pack(); }
       });
        jBtn2.addMouseListener(new MouseAdapter()
       {
           public void mouseClicked(MouseEvent e)
           {
               System.exit(0);
           }

       });
        p5.add(jBtn1);
        p5.add(jBtn2);

        getContentPane().add(p5);
        this.pack();
   }
    //实现ListSelectionListener接口的方法
    public void valueChanged(ListSelectionEvent e)
   {
        if(!e.getValueIsAdjusting())
       {
            if(!start.isSelectionEmpty()&&!end.isSelectionEmpty()&&!checi.isSelectionEmpty())
            {
                startS=start.getSelectedValue().toString();
                endS=end.getSelectedValue().toString();
                checiS=checi.getSelectedValue().toString();
            }
        }
    }
    //实现ActionListener接口方法
    public void actionPerformed(ActionEvent e)
    {
        if(e.getActionCommand().equals("sendTo"))
            ifsend="客户需要送票";
        if(e.getActionCommand().equals("nosend")) 
            ifsend="客户不需要送票"; 
        if(e.getActionCommand().equals("yingzuo"))
            style="硬座";
        if(e.getActionCommand().equals("yingwo"))
            style="硬卧";
        if(e.getActionCommand().equals("ruanwo"))
            style="软卧";
     }   
public static void main(String[]args)
   {
    new dingpiao();
   }
}