第六周作业

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.awt.Insets;
import java.awt.Label;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.HashSet;
import java.util.Random;

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.JTextArea;
import javax.swing.JTextField;

public class choujiang extends JFrame {
    private JPanel imagePanel, p2;
    private ImageIcon background, anniu;
    private JButton kaishi, one, second, third, four, five, six;
    protected Object s;

    public static  int b = 1;
    public JTextField jt;
    public String text="记录：
";

    public void run() {
        System.out.println("1");
    }

    public choujiang() {
        background = new ImageIcon("img/1.jpg");// 背景图片
        anniu = new ImageIcon("img/2.png");
        JLabel label = new JLabel(background);// 把背景图片显示在一个标签里面
        label.setBounds(0, 0, background.getIconWidth(),
                background.getIconHeight());
        // 　　　　//把内容窗格转化为JPanel，否则不能用方法setOpaque()来使内容窗格透明
        imagePanel = (JPanel) this.getContentPane();
        imagePanel.setOpaque(false);
        // 　　　　//内容窗格默认的布局管理器为BorderLayout
        kaishi = new JButton(anniu);
        kaishi.setSize(45, 40);
        kaishi.setLocation(168, 249);
        kaishi.setBackground(Color.yellow);
        kaishi.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                // TODO Auto-generated method stub
                if(b<=3){
                    b++;
                    t t = new t();
                    t.run();
                    Random r = new Random();
                    int a = r.nextInt(6) + 1;
                    chushihua();
                    if (a == 1) {
                        one.setBackground(Color.yellow);
                        jt.setText("恭喜您获得了一等奖");
                        text=text+"恭喜您获得了一等奖
";
                        
                    } else if (a == 2) {
                        second.setBackground(Color.yellow);
                        jt.setText("恭喜您获得了二等奖");
                        text=text+"恭喜您获得了二等奖
";
                    } else if (a == 3) {
                        third.setBackground(Color.yellow);
                        jt.setText("恭喜您获得了三等奖");
                        text=text+"恭喜您获得了三等奖
";
                    } else if (a == 4) {
                        four.setBackground(Color.yellow);
                        jt.setText("恭喜您获得了优秀奖");
                        text=text+"恭喜您获得了优秀奖
";
                    } else if (a == 5) {
                        five.setBackground(Color.yellow);
                        jt.setText("恭喜您获得了再抽一次");
                        text=text+"恭喜您获得了再抽一次
";
                    } else if (a == 6) {
                        six.setBackground(Color.yellow);
                        jt.setText("别灰心，下次加油");
                        text=text+"别灰心，下次加油
";
                    }

                    
                }else{
                    JOptionPane.showMessageDialog(imagePanel, "您的抽奖次数已经用完请点击退出！","关闭！",JOptionPane.WARNING_MESSAGE);
                }
                
            }
        });
         Random random = new Random();
         Object[] values = new Object[6];
         HashSet hashSet = new HashSet();
           for(int i = 0;i < values.length;i++){
               int number = random.nextInt(1000) + 1;
               hashSet.add(number);
           }
           
           values = hashSet.toArray();
           
           

        one = new JButton("一");
        one.setMargin(new Insets(0, 0, 0, 0));
        one.setSize(30, 30);
        one.setLocation(108, 174);
        one.setBackground(Color.PINK);
        second = new JButton("二");
        second.setMargin(new Insets(0, 0, 0, 0));
        second.setSize(30, 30);
        second.setLocation(219, 162);
        second.setBackground(Color.PINK);
        third = new JButton("三");
        third.setMargin(new Insets(0, 0, 0, 0));
        third.setSize(30, 30);
        third.setLocation(305, 249);
        third.setBackground(Color.PINK);
        four = new JButton("四");
        four.setMargin(new Insets(0, 0, 0, 0));
        four.setSize(30, 30);
        four.setLocation(248, 332);
        four.setBackground(Color.PINK);
        five = new JButton("五");
        five.setMargin(new Insets(0, 0, 0, 0));
        five.setSize(30, 30);
        five.setLocation(128, 349);
        five.setBackground(Color.PINK);
        six = new JButton("六");
        six.setMargin(new Insets(0, 0, 0, 0));
        six.setSize(30, 30);
        six.setLocation(48, 259);
        six.setBackground(Color.PINK);
         jt = new JTextField();
        jt.setSize(332, 32);
        jt.setLocation(36, 565);
        imagePanel.setLayout(null);
        imagePanel.add(kaishi);
        imagePanel.add(one);
        imagePanel.add(second);
        imagePanel.add(third);
        imagePanel.add(four);
        imagePanel.add(five);
        imagePanel.add(six);
        imagePanel.add(jt);

        this.getLayeredPane().setLayout(null);
        // 把背景图片添加到分层窗格的最底层作为背景
        this.getLayeredPane().add(label, new Integer(Integer.MIN_VALUE));
//        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        this.setSize(background.getIconWidth(), background.getIconHeight()+42);
        this.setVisible(true);
    }

    public static void main(String[] args) {
        choujiang t = new choujiang();
        t.setVisible(true);

    }
    public void chushihua(){
        one.setBackground(Color.PINK);
        second.setBackground(Color.PINK);
        third.setBackground(Color.PINK);
        four.setBackground(Color.PINK);
        five.setBackground(Color.PINK);
        six.setBackground(Color.PINK);
        
    }
    public JTextField getJT(){
        return jt;
    }
}


class t extends Thread {
    public void run() {
        try {
            sleep(1000);
            System.out.println("a");
        } catch (InterruptedException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

本周作业要求制作限定抽奖人数和不重复奖项的抽奖系统，由于我们组上学期的期末设计就是抽奖系统，所以本次作业只是进行了改进一部分代码，主要是添加了限定人数的代码。运行结果如图所示。