restart.java

扫雷系统：和平时的玩法差不多；设定难度

import java.awt.*;
import java.awt.event.*;

import javax.swing.*;

public class Restart extends JFrame{
	 private Label laber;
	 private JRadioButton begin;
	public Restart()
	{
		super("Restart Game");
		
		laber=new Label("Would you like to play again?");
		 Container container=getContentPane();
		 container.setLayout(new FlowLayout());
		container.add(laber);
		begin=new JRadioButton("Restart",false);
		container.add(begin);
		begin.addItemListener(new RadioButtonHandle());
		setSize(300,100);
		setVisible(true);
		setLocationRelativeTo(getParent());
		setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
	
	}
    private class RadioButtonHandle implements ItemListener
    {
    	
    	public void itemStateChanged(ItemEvent event)
    	{
    		
    		if((JRadioButton)event.getItem()==begin)
    		{
    			CheckBox box=new CheckBox();
    		
    		}
    		else
    			dispose();
    		
    	}
    }
}