java猜数字组合小游戏

import java.util.*;

/*
* 提供一些用于系统获取随机数、判断是否正确等操作的静态方法
*/

public class Sys {
static String note = "";

public static int[] getNums(){
Random r = new Random();
int[] ALLNUMS = {0,1,2,3,4,5,6,7,8,9};
int[] nums = new int[4];
int len = 10;
int j,temp;
for(int i=0;i<4;i++){
j = r.nextInt(len);
nums[i] = ALLNUMS[j];
len--;
temp = ALLNUMS[len];
ALLNUMS[len] = ALLNUMS[j];
ALLNUMS[j] = temp;
}
return nums;
}

public static boolean check(int[] s,int[] u){
int a=0,b=0;                     //a代表‘对’，b代表‘错’
String pre = "";                 //显示错误信息的数据部分
for(int i = 0;i<s.length;i++){
if(s[i]==u[i]){
a++;
}else{
b++;            //显示错误信息的对错部分
}
pre += u[i];
}
if(a==s.length){
note = "恭喜你答对了,答案是:"+pre+"/n";
return true;
}else{
note += pre + "  " + a + "对" + b + "错" +"/n";
return false;
}
}

public static void clear(){
note = "";
}
}

import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;

public class GuessNum extends JFrame{
String shows = "";
String resultlist = "";
private static int[] sysnums;     //获取随即4位不重复数，放置在数组中

JScrollPane jsp = new JScrollPane();
JTextField input = new JTextField(shows);
JPanel main = new JPanel();
JPanel operator = new JPanel();
JTextArea resultshow = new JTextArea(resultlist);
JButton zero = new JButton("0");
JButton check = new JButton("提交");
JButton reset = new JButton("重置");
JMenuBar jmb = new JMenuBar();
JMenu choices = new JMenu("选项");
JMenu help = new JMenu("HELP");
JMenuItem helpitem = new JMenuItem("游戏说明");
JMenuItem clearall = new JMenuItem("重新开始");
JCheckBoxMenuItem showoption = new JCheckBoxMenuItem("显示提示",true);
JMenuItem exit = new JMenuItem("退出");

public static void main(String[] args){
sysnums = Sys.getNums();
new GuessNum().goFrame("猜数字");
}

public void goFrame(String title){
this.setTitle(title);
this.setBounds(400, 200, 250, 300);
this.setBackground(Color.PINK);
this.setResizable(false);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.getContentPane().setLayout(new BorderLayout(0,5));

exit.addActionListener(new MenuItemHandler(0));
clearall.addActionListener(new MenuItemHandler(1));
choices.add(clearall);
showoption.addItemListener(new MenuDisp());
choices.add(showoption);
choices.add(exit);jmb.add(choices);
helpitem.addActionListener(new MenuItemHandler(2));
help.add(helpitem);jmb.add(help);
this.setJMenuBar(jmb);

main.setLayout(new GridLayout(2,1,4,4));
operator.setBackground(Color.PINK);
operator.setLayout(new GridLayout(4,3,4,4));
for(int i=1;i<=9;i++){
JButton b = new JButton(i+"");
b.addActionListener(new NumListener(i));
operator.add(b);
}
zero.addActionListener(new NumListener(0));
operator.add(zero);
check.addActionListener(new NumListener(10));     //10代表提交按钮事件
operator.add(check);
reset.addActionListener(new NumListener(12));     //12代表重置事件
operator.add(reset);
main.add(operator);
jsp.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
jsp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
jsp.getViewport().add(resultshow);
main.add(jsp);

input.addActionListener(new NumListener(11));    //11代表文本框事件
input.setHorizontalAlignment(JTextField.CENTER);
this.getContentPane().add("North", input);
this.getContentPane().add("Center", main);
this.setVisible(true);
}

class NumListener implements ActionListener{   //Button事件监听类
private int n;
public NumListener(int n){
this.n = n;
}
public void actionPerformed(ActionEvent e) {
if(this.n>=0 && this.n<=9){
shows += this.n+" ";
input.setText(shows);
}else if(this.n == 10){
if(shows.length()==8){
try{
String userstring = shows.replaceAll("[//s]", "");
int[] usernums = new int[userstring.length()];
for(int i=0;i<userstring.length();i++){
usernums[i] = Integer.parseInt(userstring.charAt(i)+"");
}
if(Sys.check(sysnums, usernums)){
JOptionPane.showMessageDialog(null, Sys.note,
"Congratulation!", JOptionPane.WARNING_MESSAGE); //提示正确
sysnums = Sys.getNums();                  //重新开始
}else{
resultshow.setText(Sys.note);
}
}catch (Exception f){
JOptionPane.showMessageDialog(null, "           输入不正确...",
"ERROR!", JOptionPane.WARNING_MESSAGE);
}
}else{
JOptionPane.showMessageDialog(null, "           输入不正确...",
"ERROR!", JOptionPane.WARNING_MESSAGE);
}
shows = "";
input.setText("");
}else if(this.n==11){
try{
shows = input.getText();
String userstring = shows.replaceAll("[//s]", "");
if(userstring.length()==4){
int[] usernums = new int[userstring.length()];
for(int i=0;i<userstring.length();i++){
usernums[i] = Integer.parseInt(userstring.charAt(i)+"");
}
if(Sys.check(sysnums, usernums)){
JOptionPane.showMessageDialog(null, Sys.note,
"Congratulation!", JOptionPane.WARNING_MESSAGE);
sysnums = Sys.getNums();
}else{
resultshow.setText(Sys.note);
}
}else{
JOptionPane.showMessageDialog(null, "           输入不正确...",
"ERROR!", JOptionPane.WARNING_MESSAGE);
}
}catch (Exception f){
JOptionPane.showMessageDialog(null, "           输入不正确...",
"ERROR!", JOptionPane.WARNING_MESSAGE);
}finally{
input.setText("");
}
}else{
shows = "";
input.setText("");
}
}
}

class MenuItemHandler implements ActionListener{  //菜单项的事件监听类
private int m;
public MenuItemHandler(int m){              //0代表‘退出’，1代表‘重新开始’，2代表‘帮助’
this.m = m;
}
public void actionPerformed(ActionEvent e) {
if(this.m==0){
System.exit(0);
}else if(this.m==1){
sysnums = Sys.getNums();
Sys.clear();
shows="";
resultlist = "";
resultshow.setText("");
input.setText("");
}else{
JOptionPane.showMessageDialog(null, "系统随即给出4个0-9的数不重复数组合,/n" +
"每次猜测数都会有提示,根据提示猜出正确答案.",
"ERROR!", JOptionPane.WARNING_MESSAGE);
}
}
}

class MenuDisp implements ItemListener{
public void itemStateChanged(ItemEvent e) {
if(showoption.getState()){
jsp.setVisible(true);
}
else{
jsp.setVisible(false);
}
}
}

}