Java实现连连看小游戏源码解析

import javax.swing.*; 
import java.awt.*; 
import java.awt.event.*; 
public class lianliankan implements ActionListener 
{ 
JFrame mainFrame; //主面板 
Container thisContainer; 
JPanel centerPanel,southPanel,northPanel; //子面板 
JButton diamondsButton[][] = new JButton[6][5];//游戏按钮数组 
JButton exitButton,resetButton,newlyButton; //退出，重列，重新开始按钮 
JLabel fractionLable=new JLabel("0"); //分数标签 
JButton firstButton,secondButton; //分别记录两次被选中的按钮 
int grid[][] = new int[8][7];//储存游戏按钮位置 
static boolean pressInformation=false; //判断是否有按钮被选中 
int x0=0,y0=0,x=0,y=0,fristMsg=0,secondMsg=0,validateLV; //游戏按钮的位置坐标 
int i,j,k,n;//消除方法控制 
public void init(){ 
mainFrame=new JFrame("JKJ连连看"); 
thisContainer = mainFrame.getContentPane(); 
thisContainer.setLayout(new BorderLayout()); 
centerPanel=new JPanel(); 
southPanel=new JPanel(); 
northPanel=new JPanel(); 
thisContainer.add(centerPanel,"Center"); 
thisContainer.add(southPanel,"South"); 
thisContainer.add(northPanel,"North"); 
centerPanel.setLayout(new GridLayout(6,5)); 
for(int cols = 0;cols < 6;cols++){ 
for(int rows = 0;rows < 5;rows++ ){ 
diamondsButton[cols][rows]=new JButton(String.valueOf(grid[cols+1][rows+1])); 

diamondsButton[cols][rows].addActionListener(this); 
centerPanel.add(diamondsButton[cols][rows]); 
} 
} 
exitButton=new JButton("退出"); 
exitButton.addActionListener(this); 
resetButton=new JButton("重列"); 
resetButton.addActionListener(this); 
newlyButton=new JButton("再来一局"); 
newlyButton.addActionListener(this); 
southPanel.add(exitButton); 
southPanel.add(resetButton); 
southPanel.add(newlyButton); 
fractionLable.setText(String.valueOf(Integer.parseInt(fractionLable.getText()))); 
northPanel.add(fractionLable); 
mainFrame.setBounds(280,100,500,450); 
mainFrame.setVisible(true); 
} 
public void randomBuild() { 
int randoms,cols,rows; 
for(int twins=1;twins<=15;twins++) { 
randoms=(int)(Math.random()*25+1); 
for(int alike=1;alike<=2;alike++) { 
cols=(int)(Math.random()*6+1); 
rows=(int)(Math.random()*5+1); 
while(grid[cols][rows]!=0) { 
cols=(int)(Math.random()*6+1); 
rows=(int)(Math.random()*5+1); 
} 
this.grid[cols][rows]=randoms;