GUI数字游戏

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 3 import java.awt.Container; 4 import java.awt.GridLayout; 5 import java.awt.Toolkit; 6  7 import javax.swing.JFrame; 8  9 public class HiLoFrame extends JFrame {10 11     private Container contentP;12 13     private UpPanel upP;14 15     private MidPanel mdP;16 17     private DownPanel dnP;18     19     private int randomNum;20 21     public HiLoFrame() {22         this.randomNum = (int)(Math.random() * 50 + 50);23         System.out.println(this.randomNum);24         // 工具箱类--ToolKit25         Toolkit tk = Toolkit.getDefaultToolkit();26         // 设置窗体大小27         this.setSize(320, 290);28         // 设置窗体位置29         int screenW = (int) tk.getScreenSize().getWidth();// 得到屏幕宽30         int screenH = (int) tk.getScreenSize().getHeight();// 得到屏幕高31         this.setLocation((screenW - 320) / 2, (screenH - 290) / 2);32         // 设置窗体大小不可更改33         this.setResizable(true);34         // 设置窗体图标35         this.setIconImage(tk.createImage("img/hp.JPG"));36         // 设置窗体的标题37         this.setTitle("HiLo游戏");38         // 设置窗体关闭即为关闭程序39         this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);40         // 设置窗体内容面板上所有的东西41         this.addContent();42         // 设置窗体可见43         this.setVisible(true);44     }45 46     47 48     private void addContent() {49         // TODO Auto-generated method stub50         this.contentP = this.getContentPane();51         this.contentP.setLayout(new GridLayout(3, 1));52         53         this.upP = new UpPanel();54         this.mdP = new MidPanel();55         this.dnP = new DownPanel(this);56         57         this.contentP.add(this.upP);58         this.contentP.add(this.mdP);59         this.contentP.add(this.dnP);60     }61 62     public UpPanel getUpP() {63         return upP;64     }65 66     public MidPanel getMdP() {67         return mdP;68     }69 70     public DownPanel getDnP() {71         return dnP;72     }73 74     public int getRandomNum() {75         return randomNum;76     }77     78     public void setRandomNum(int randomNum) {79         this.randomNum = randomNum;80     }81 82 }内部的功能

  2  3 import java.awt.Color; 4  5 import javax.swing.BorderFactory; 6 import javax.swing.JPanel; 7 import javax.swing.JTextField; 8  9 //JPanel的默认布局管理是流布局10 public class UpPanel extends JPanel{11     12     private JTextField inputTxt;13     14     public UpPanel(){15         this.setBackground(Color.WHITE);16         this.setBorder(BorderFactory.createTitledBorder("Your Guess"));17         18         this.setLayout(null);19         this.inputTxt = new JTextField();20         this.inputTxt.setBounds(90, 33, 140,25);21         this.add(this.inputTxt);22     }23 24     public JTextField getInputTxt() {25         return inputTxt;26     }27 28     public void setInputTxt(JTextField inputTxt) {29         this.inputTxt = inputTxt;30     }31 }

 2  3 import java.awt.Color; 4 import java.awt.FlowLayout; 5 import java.awt.Font; 6  7 import javax.swing.BorderFactory; 8 import javax.swing.JLabel; 9 import javax.swing.JPanel;10 11 public class MidPanel extends JPanel {12     13     private JLabel msgLab;14     15     public MidPanel(){16         this.setBackground(Color.WHITE);17         this.setLayout(new FlowLayout());18         this.setBorder(BorderFactory.createTitledBorder("Hint"));19         20         this.msgLab = new JLabel("Let's Play HiLo");21         this.msgLab.setFont(new Font("微软雅黑",Font.PLAIN,15));22         this.add(this.msgLab);23     }24 25     public JLabel getMsgLab() {26         return msgLab;27     }28 29     public void setMsgLab(JLabel msgLab) {30         this.msgLab = msgLab;31     }32     33 }

 1 2  3 import java.awt.BorderLayout; 4 import java.awt.Color; 5  6 import javax.swing.JPanel; 7  8 public class DownPanel extends JPanel { 9     10     private ButtonPanel btnP;11     12     public DownPanel(HiLoFrame frame){13         this.setBackground(Color.WHITE);14         this.setLayout(new BorderLayout());15         16         this.btnP = new ButtonPanel(frame);17         this.add(this.btnP,BorderLayout.SOUTH);18     }19 20     public ButtonPanel getBtnP() {21         return btnP;22     }23 24     public void setBtnP(ButtonPanel btnP) {25         this.btnP = btnP;26     }27     28 }

 1 2  3 import java.awt.Button; 4 import java.awt.Color; 5 import java.awt.FlowLayout; 6 import java.awt.event.ActionEvent; 7 import java.awt.event.ActionListener; 8  9 import javax.swing.JButton;10 import javax.swing.JLabel;11 import javax.swing.JPanel;12 13 public class ButtonPanel extends JPanel {14     15     private JButton enterBtn;16     17     private JButton replayBtn;18     19     private int i;20     21     private HiLoFrame frame;22     23     //匿名内部类中不能访问外部类的局部变量，只能访问全局变量或常量24     //这里的形参是一个欺骗编译器的动作25     public ButtonPanel( HiLoFrame frame){26         this.frame=frame;27         this.setBackground(Color.WHITE);28         this.setLayout(new FlowLayout());29         30         this.enterBtn = new JButton("确定");31         this.replayBtn = new JButton("重玩");32         this.replayBtn.setEnabled(false);33         this.enterBtn.setEnabled(true);34         this.enterBtn.addActionListener(new ActionListener() {            35             @Override36             public void actionPerformed(ActionEvent e) {37                 // TODO Auto-generated method stub38                 //1、取得输入的整数39                 String inputStr = ButtonPanel.this.frame.getUpP().getInputTxt().getText();40                 JLabel msgLab =ButtonPanel.this. frame.getMdP().getMsgLab();41                 //2、取得随机数42                 int randomNum =ButtonPanel.this. frame.getRandomNum();43                 String msg = "";44                 if(inputStr.matches("[5-9][0-9]")){45                     int inputNum = Integer.parseInt(inputStr);46                     //3、比较                    47                     if(inputNum > randomNum){48                         msg = "不好意思，你猜大了！";49                         msgLab.setText(msg+"你还有"+(6-i)+"次机会");50                     }else if(inputNum < randomNum){51                         msg = "不好意思，你猜小了！";52                         msgLab.setText(msg+"你还有"+(6-i)+"次机会");53                     }else{54                         msg = "恭喜你猜对了！";55                         msgLab.setText(msg);56                             ButtonPanel.this.replayBtn.setEnabled(true);57                             ButtonPanel.this.enterBtn.setEnabled(false);58                             i=0;59                     }60                     61                 }else{62                     msg = "请输入50到99的有效数字！";63                     msgLab.setText(msg+"你还有"+(7-i)+"次机会");64                 }65                 i++;66                 67                 if(i==7){68                     ButtonPanel.this.replayBtn.setEnabled(true);69                     ButtonPanel.this.enterBtn.setEnabled(false);70                     i=0;71                 }72             }73         });74         75         this.replayBtn.addActionListener(new ActionListener(){76 77             @Override78             public void actionPerformed(ActionEvent e) {79                 // TODO Auto-generated method stub80                 ButtonPanel.this.frame.setRandomNum((int)(Math.random() * 50 + 50)); 81                 ButtonPanel.this.replayBtn.setEnabled(false);82                 ButtonPanel.this.enterBtn.setEnabled(true);83                 i=0;84                 System.out.println(ButtonPanel.this.frame.getRandomNum());85             }86             87         });88         this.add(this.enterBtn);89         this.add(this.replayBtn);90         91     }92     93 }

12 13 public class TestMain {14 15     public static void main(String[] args) {16         // TODO Auto-generated method stub17 18         new HiLoFrame();19 20     }21 22 }

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