以Java中对话框(JOptionPane....)的形式----来写猜数字游戏

[java]代码库

import java.net.URL;

import javax.swing.ImageIcon;
import javax.swing.JOptionPane;

public class GameNumberDemo {
	
	public static Object[] chooseNumber = {0,1,2,3,4,5,6,7,8,9};
	public static int myNumber;
	public static int random_Number ;
	
	public static void main(String[] args) {
		new GameNumberDemo();
	}
	
	public GameNumberDemo(){
		//选择是--继续游戏---退出游戏
		int Y_N = JOptionPane.showConfirmDialog(null, "是否继续游戏", "猜数字游戏", 
				JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
		
		//如果是----继续游戏
		if(Y_N == JOptionPane.YES_OPTION){
			System.out.println("yes");
			
			JOptionPane.showMessageDialog(null, "游戏提示： \n 你有4次机会", "猜数字游戏", 
					JOptionPane.INFORMATION_MESSAGE, null);
			
			//随机生成一个数字
			random_Number = (int) (Math.random()*10);
			
			selectNumber();
			
			
		//如果是----退出游戏
		}else if(Y_N == JOptionPane.NO_OPTION){
			System.exit(0);
		}
	}
	
	/**
	 * 选择你所猜的数值
	 */
	public void selectNumber(){
		for(int i=0; i<4; i++){
			/*选择数字的方式一*/
			Object num = JOptionPane.showInputDialog(null, "选择数字", "猜数字游戏", 
					JOptionPane.QUESTION_MESSAGE, null, chooseNumber, chooseNumber[0]);
			
			/*选择数字的方式二*/
//			Object num = JOptionPane.showOptionDialog(null, "选择数字", "猜数字游戏",
//					JOptionPane.CLOSED_OPTION, JOptionPane.QUESTION_MESSAGE, null, chooseNumber, chooseNumber[0]);
			
			myNumber = (int) num;
			System.out.println(myNumber);
			
			//偏小
			if(random_Number > myNumber){
				JOptionPane.showMessageDialog(null, "第"+(i+1) +"次\n 猜小了");
				
				//偏大
			}else if(random_Number < myNumber){
				JOptionPane.showMessageDialog(null, "第"+(i+1) +"次\n 猜大了");
				
				//相等
			}else{
				URL resource = GameNumber.class.getResource("image.jpg");
				ImageIcon imageIcon = new ImageIcon(resource);
				JOptionPane.showMessageDialog(null, "猜对了", "", JOptionPane.PLAIN_MESSAGE, imageIcon);
				return ;
			}
		}
		
		JOptionPane.showMessageDialog(null, "你没有猜出数字 \n 游戏一结束");
	}
}