本文实例讲述了java swing实现的扫雷游戏及改进版。分享给大家供大家参考，具体如下：
版本1：
package awtDemo;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.JButton;
import javax.swing.Jframe;
import javax.swing.JLabel;
public class test extends Jframe implements ActionListener, Runnable,
MouseListener {
private static final long serialVersionUID = -2417758397965039613L;
private final int EMPTY = 0;
private final int MINE = 1;
private final int CHECKED = 2;
private final int MINE_COUNT = 10; // 雷的个数
private final int BUTTON_BORDER = 50; // 每个点的尺寸
private final int MINE_SIZE = 10; // 界面规格, 20x20
private final int START_X = 20; // 起始位置x
private final int START_Y = 50; // 起始位置y
private boolean flag;
private JButton[][] jb;
private JLabel jl;
private JLabel showTime;
private int[][] map;
private int[][] mv = { { -1, 0 }, { -1, 1 }, { 0, 1 }, { 1, 1 }, { 1, 0 },
{ 1, -1 }, { 0, -1 }, { -1, -1 } };
public void makeMine() {
int i = 0, tx, ty;
for (; i < MINE_COUNT;) {
tx = (int) (Math.random() * MINE_SIZE);
ty = (int) (Math.random() * MINE_SIZE);
if (map[tx][ty] == EMPTY) {
map[tx][ty] = MINE;
i++; // 不记重复产生的雷
}
}
}
public void makeButton() {
for (int i = 0; i < MINE_SIZE; i++) {
for (int j = 0; j < MINE_SIZE; j++) {
jb[i][j] = new JButton();
// if (map[i][j] == MINE)
// jb[i][j].setText(i+","+j);
// listener add
jb[i][j].addActionListener(this);
jb[i][j].addMouseListener(this);
jb[i][j].setName(i + "_" + j); // 方便点击是判断是点击了哪个按钮
// Font font = new Font(Font.SERIF, Font.BOLD, 10);
// jb[i][j].setFont(font);
// jb[i][j].setText(i+","+j);
jb[i][j].setBounds(j * BUTTON_BORDER + START_X, i
* BUTTON_BORDER + START_Y, BUTTON_BORDER, BUTTON_BORDER);
this.add(jb[i][j]);
}
}
}
public void init() {
flag = false;
jl.setText("欢迎测试，一共有" + MINE_COUNT + "个雷");
jl.setVisible(true);
jl.setBounds(20, 20, 500, 30);
this.add(jl);
showTime.setText("已用时：0 秒");
showTime.setBounds(400, 20, 100, 30);
this.add(showTime);
makeMine();
makeButton();
this.setSize(550, 600);
this.setLocation(700, 100);
this.setResizable(false);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
}
public test(String title) {
super(title);
this.setLayout(null); //不使用布局管理器，每个控件的位置用setBounds设定
jb = new JButton[MINE_SIZE][MINE_SIZE];
jl = new JLabel();
showTime = new JLabel();
map = new int[MINE_SIZE][MINE_SIZE]; // 将按钮映射到数组中
}
public static void main(String[] args) {
test test = new test("考高分网 - 扫雷游戏测试1");
test.init();
test.run();
}
@Override
public void actionPerformed(ActionEvent e) {
Object obj = e.getSource();
int x, y;
if ((obj instanceof JButton) == false) {
showMessage("错误", "内部错误");
return;
}
String[] tmp_str = ((JButton) obj).getName().split("_");
x = Integer.parseInt(tmp_str[0]);
y = Integer.parseInt(tmp_str[1]);
if (map[x][y] == MINE) {
showMessage("死亡", "你踩到地雷啦~~~");
flag = true;
showMine();
return;
}
dfs(x, y, 0);
checkSuccess();
}
private void checkSuccess() {
int cnt = 0;
for (int i = 0; i < MINE_SIZE; i++) {
for (int j = 0; j < MINE_SIZE; j++) {
if (jb[i][j].isEnabled()) {
cnt++;
}
}
}
if (cnt == MINE_COUNT) {
String tmp_str = showTime.getText();
tmp_str = tmp_str.replaceAll("[^0-9]", "");
showMessage("胜利", "本次扫雷共用时：" + tmp_str + "秒");
flag = true;
showMine();
}
}
private int dfs(int x, int y, int d) {
map[x][y] = CHECKED;
int i, tx, ty, cnt = 0;
for (i = 0; i < 8; i++) {
tx = x + mv[i][0];
ty = y + mv[i][1];
if (tx >= 0 && tx < MINE_SIZE && ty >= 0 && ty < MINE_SIZE) {
if (map[tx][ty] == MINE) {
cnt++;// 该点附近雷数统计
} else if (map[tx][ty] == EMPTY) {
;
} else if (map[tx][ty] == CHECKED) {
;
}
}
}
if (cnt == 0) {
for (i = 0; i < 8; i++) {
tx = x + mv[i][0];
ty = y + mv[i][1];
if (tx >= 0 && tx < MINE_SIZE && ty >= 0 && ty < MINE_SIZE
&& map[tx][ty] != CHECKED) {
dfs(tx, ty, d + 1);
}
}
} else {
jb[x][y].setText(cnt + "");
}
jb[x][y].setEnabled(false);
return cnt;
}
private void showMessage(String title, String info) {
jl.setText(info);
System.out.println("in functino showMessage() : " + info);
}
public void run() {
int t = 0;
while (true) {
if (flag) {
break;
}
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
t++;
showTime.setText("已用时：" + t + " 秒");
}
// showMine();
}
private void showMine() {
// Icon iconMine = new ImageIcon("e:/mine.jpg");
for (int i = 0; i < MINE_SIZE; i++) {
for (int j = 0; j < MINE_SIZE; j++) {
if (map[i][j] == MINE) {
jb[i][j].setText("#");
// jb[i][j].setIcon(iconMine);
}
}
}
}
@Override
public void mouseClicked(MouseEvent e) {
if (e.getButton() == 3) {
Object obj = e.getSource();
if ((obj instanceof JButton) == false) {
showMessage("错误", "内部错误");
return;
}
String[] tmp_str = ((JButton) obj).getName().split("_");
int x = Integer.parseInt(tmp_str[0]);
int y = Integer.parseInt(tmp_str[1]);
if ("{1}".equals(jb[x][y].getText())) {
jb[x][y].setText("");
} else {
jb[x][y].setText("{1}");
}
}
}
@Override
public void mousePressed(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseReleased(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseEntered(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseExited(MouseEvent e) {
// TODO Auto-generated method stub
}
}
运行效果：
版本2是对上面版本1程序的改进，在基础不变的基础上增加了右键标记功能以及自主选择难度功能。
package awtDemo;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.JButton;
import javax.swing.Jframe;
import javax.swing.JLabel;
@SuppressWarnings("serial")
public class saolei extends Jframe implements ActionListener, Runnable,
MouseListener {
private final int loEMPTY = 0;
private final int loMINE = 1;
private final int loCHECKED = 2;
private final int loMINE_COUNT = 10;
private final int loBUTTON_BORDER = 50;
private final int loMINE_SIZE = 10;
private final int loSTART_X = 20;
private final int loSTART_Y = 50;
private boolean flag;
private JButton[][] jb;
private JLabel jl;
private JLabel showTime;
private int[][] map;
private int[][] mv = { { -1, 0 }, { -1, 1 }, { 0, 1 }, { 1, 1 }, { 1, 0 },
{ 1, -1 }, { 0, -1 }, { -1, -1 } };
public void makeloMINE() {
int i = 0, tx, ty;
for (; i < loMINE_COUNT;) {
tx = (int) (Math.random() * loMINE_SIZE);
ty = (int) (Math.random() * loMINE_SIZE);
if (map[tx][ty] == loEMPTY) {
map[tx][ty] = loMINE;
i++;
}
}
}
public void makeButton() {
for (int i = 0; i < loMINE_SIZE; i++) {
for (int j = 0; j < loMINE_SIZE; j++) {
jb[i][j] = new JButton();
jb[i][j].addActionListener(this);
jb[i][j].addMouseListener(this);
jb[i][j].setName(i + "_" + j);
jb[i][j].setBounds(j * loBUTTON_BORDER + loSTART_X, i
* loBUTTON_BORDER + loSTART_Y, loBUTTON_BORDER, loBUTTON_BORDER);
this.add(jb[i][j]);
}
}
}
public void init() {
flag = false;
jl.setText("欢迎测试，一共有" + loMINE_COUNT + "个雷");
jl.setVisible(true);
jl.setBounds(20, 20, 500, 30);
this.add(jl);
showTime.setText("已用时：0 秒");
showTime.setBounds(400, 20, 100, 30);
this.add(showTime);
makeloMINE();
makeButton();
this.setSize(550, 600);
this.setLocation(700, 100);
this.setResizable(false);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
}
public saolei(String title) {
super(title);
this.setLayout(null); //不使用布局管理器，每个控件的位置用setBounds设定
jb = new JButton[loMINE_SIZE][loMINE_SIZE];
jl = new JLabel();
showTime = new JLabel();
map = new int[loMINE_SIZE][loMINE_SIZE]; // 将按钮映射到数组中
}
public static void main(String[] args) {
saolei test = new saolei("考高分网 - 扫雷游戏测试2");
test.init();
test.run();
}
@Override
public void actionPerformed(ActionEvent e) {
Object obj = e.getSource();
int x, y;
if ((obj instanceof JButton) == false) {
showMessage("错误", "内部错误");
return;
}
String[] tmp_str = ((JButton) obj).getName().split("_");
x = Integer.parseInt(tmp_str[0]);
y = Integer.parseInt(tmp_str[1]);
if (map[x][y] == loMINE) {
showMessage("死亡", "你踩到地雷啦~~~");
flag = true;
showloMINE();
return;
}
dfs(x, y, 0);
checkSuccess();
}
private void checkSuccess() {
int cnt = 0;
for (int i = 0; i < loMINE_SIZE; i++) {
for (int j = 0; j < loMINE_SIZE; j++) {
if (jb[i][j].isEnabled()) {
cnt++;
}
}
}
if (cnt == loMINE_COUNT) {
String tmp_str = showTime.getText();
tmp_str = tmp_str.replaceAll("[^0-9]", "");
showMessage("胜利", "本次扫雷共用时：" + tmp_str + "秒");
flag = true;
showloMINE();
}
}
private int dfs(int x, int y, int d) {
map[x][y] = loCHECKED;
int i, tx, ty, cnt = 0;
for (i = 0; i < 8; i++) {
tx = x + mv[i][0];
ty = y + mv[i][1];
if (tx >= 0 && tx < loMINE_SIZE && ty >= 0 && ty < loMINE_SIZE) {
if (map[tx][ty] == loMINE) {
cnt++;
} else if (map[tx][ty] == loEMPTY) {
;
} else if (map[tx][ty] == loCHECKED) {
;
}
}
}
if (cnt == 0) {
for (i = 0; i < 8; i++) {
tx = x + mv[i][0];
ty = y + mv[i][1];
if (tx >= 0 && tx < loMINE_SIZE && ty >= 0 && ty < loMINE_SIZE
&& map[tx][ty] != loCHECKED) {
dfs(tx, ty, d + 1);
}
}
} else {
jb[x][y].setText(cnt + "");
}
jb[x][y].setEnabled(false);
return cnt;
}
private void showMessage(String title, String info) {
jl.setText(info);
System.out.println("in functino showMessage() : " + info);
}
public void run() {
int t = 0;
while (true) {
if (flag) {
break;
}
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
t++;
showTime.setText("已用时：" + t + " 秒");
}
}
private void showloMINE() {
for (int i = 0; i < loMINE_SIZE; i++) {
for (int j = 0; j < loMINE_SIZE; j++) {
if (map[i][j] == loMINE) {
jb[i][j].setText("雷");
}
}
}
}
public void mouseClicked(MouseEvent e) {
if (e.getButton() == 3) {
Object obj = e.getSource();
if ((obj instanceof JButton) == false) {
showMessage("错误", "内部错误");
return;
}
String[] tmp_str = ((JButton) obj).getName().split("_");
int x = Integer.parseInt(tmp_str[0]);
int y = Integer.parseInt(tmp_str[1]);
if ("{1}quot".equals(jb[x][y].getText())) {
jb[x][y].setText("");
} else {
jb[x][y].setText("{1}quot");
}
}
}
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
}
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
}
运行效果：
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