numtest.java

java 数字排序小游戏

/**
 *数字拼图游戏
 *
 *@author 董利伟
 *@version 1.0 2006/07/15
 */
import java.awt.*;
import java.awt.event.*;

public class NumTest extends Frame
{
	/**
	 *按钮数组
	 */
	Button[] bt = new Button[9];
	
	/**
	 *按钮比较
	 *用于记录最近两次按下的按钮
	 */
	int[] BNum = new int[2];
	
	/**
	 *计数器
	 */
	int n = 0;
	
	/**
	 *初始化和转换工具
	 */
	NumUtil nu;
	
	public NumTest()
	{		
		 nu = new NumUtil();
		 nu.createNum();
		 
		/**
		 *创建按钮
		 */
		for (int i = 0; i < 9; i++)
	    {
	    	String str = "";
	    	if(i < 8)
	    	{
	    	    str = String.valueOf(nu.num[i]);	    		
	    	}
	        bt[i] = new Button(str);
	        bt[i].setFont(new Font("宋体",Font.BOLD,38));
	        bt[i].setForeground(Color.blue);
	        bt[i].setBackground(Color.white);
	    }		
		this.setLayout(new GridLayout(3,3,3,3));

		for (int i = 0; i < 9; i++)
	    {
	        this.add(bt[i]);
	    }	
		this.setSize(300,300);
		
		/**
		 *为每个按钮添加事件
		 */
		for (int i = 0; i < 9; i++)
	    {
	        bt[i].addActionListener(new Test());
	    }
	    Toolkit tk = this.getToolkit();
	    Dimension dms = tk.getScreenSize();
	    int fx = (int)(dms.getWidth()) / 2 - this.getWidth() / 2;
	    int fy = (int)(dms.getHeight()) / 2 - this.getHeight() /2;
		this.setLocation(fx,fy);
		this.setTitle("数字拼图游戏");
		this.addWindowListener(
			new WindowAdapter()
			{
				public void windowClosing(WindowEvent e)
				{
					System.exit(0);
				}
			});
		this.setVisible(true);
	}
	
	class Test implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			for (int i = 0; i < 9; i++)
		    {
		    	Button bb = (Button)e.getSource();
		        if(bb == bt[i])
		        {
		        	n++;
		        	int t = n % 2;
		        	BNum[t] = i + 1; 
		        	//System.out.println(i);
		        	boolean tt = nu.safe(BNum[0],BNum[1]);
		        	if(tt)
		        	{
		        		int a = BNum[0];
		        		int b = BNum[1];
		        		String str = bt[a-1].getLabel();
		        		bt[a-1].setLabel(bt[b-1].getLabel());
		        		bt[b-1].setLabel(str);
		        	}
		        }
		    }
		}
	}
	
	public static void main(String [] args)
    {
        new NumTest();
    }
}