米哈庫's 小坑洞: [JAVA] 剪刀石頭布

※ 此程式碼並非優化版本，僅供個人學習用途，若有任何問題請告知。

※ 準備3個jpg圖檔，分別是：scissors.jpg, stone.jpg, paper.jpg
程式碼如下：

	import java.awt.FlowLayout;
	import java.awt.event.ActionEvent;
	import java.awt.event.ActionListener;
	import javax.swing.ImageIcon;
	import javax.swing.JButton;
	import javax.swing.JFrame;
	import javax.swing.JOptionPane;
	import javax.swing.JPanel;
	/* paper, scissors, stone */

	class result {
	int computer() {
	int ran = (int)(Math.random()*10000+0);
	if(ran > 6000) {return 1;}
	else if(ran <= 6000 && ran >= 1500) {return 2;}
	else {return 3;}
	}
	}

	public class paper_scissors_stone extends JFrame {
	public static void main(String[] args) {
	JFrame jf = new JFrame("猜拳猜猜猜");
	JPanel content = new JPanel();
	JButton btn1, btn2, btn3, btn4; //1_scissors 2_stone 3_paper

	result r = new result();

	jf.setDefaultCloseOperation(jf.EXIT_ON_CLOSE);
	jf.setBounds(200, 200, 900, 300);
	jf.setContentPane(content);
	content.setLayout(new FlowLayout(FlowLayout.CENTER, 50, 50));

	ImageIcon img1 = new ImageIcon("src//A//1.jpg");
	btn1 = new JButton(img1); //scissors
	btn1.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent arg0) {
	if(r.computer() == 1) {JOptionPane.showMessageDialog(null, "恭喜你，你贏了！\n你出：剪刀\n電腦出：布", "結果", JOptionPane.WARNING_MESSAGE);}
	else if(r.computer() == 2) {JOptionPane.showMessageDialog(null, "真可惜，你輸了！\n你出：剪刀\n電腦出：石頭", "結果", JOptionPane.WARNING_MESSAGE);}
	else {JOptionPane.showMessageDialog(null, "平手！\n你出：剪刀\n電腦出：剪刀", "結果", JOptionPane.WARNING_MESSAGE);}
	}
	});
	content.add(btn1);

	ImageIcon img2 = new ImageIcon("src//A//2.jpg");
	btn2 = new JButton(img2); //stone
	btn2.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent arg0) {
	if(r.computer() == 1) {JOptionPane.showMessageDialog(null, "恭喜你，你贏了！\n你出：石頭\n電腦出：剪刀", "結果", JOptionPane.WARNING_MESSAGE);}
	else if(r.computer() == 2) {JOptionPane.showMessageDialog(null, "真可惜，你輸了！\n你出：石頭\n電腦出：布", "結果", JOptionPane.WARNING_MESSAGE);}
	else {JOptionPane.showMessageDialog(null, "平手！\n你出：石頭\n電腦出：石頭", "結果", JOptionPane.WARNING_MESSAGE);}
	}
	});
	content.add(btn2);

	ImageIcon img3 = new ImageIcon("src//A//3.jpg");
	btn3 = new JButton(img3); //paper
	btn3.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent arg0) {
	if(r.computer() == 1) {JOptionPane.showMessageDialog(null, "恭喜你，你贏了！\n你出：布\n電腦出：石頭", "結果", JOptionPane.WARNING_MESSAGE);}
	else if(r.computer() == 2) {JOptionPane.showMessageDialog(null, "真可惜，你輸了！\n你出：布\n電腦出：剪刀", "結果", JOptionPane.WARNING_MESSAGE);}
	else {JOptionPane.showMessageDialog(null, "平手！\n你出：布\n電腦出：布", "結果", JOptionPane.WARNING_MESSAGE);}
	}
	});
	content.add(btn3);

	btn4 = new JButton("test button");
	btn4.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent arg0) {
	JFrame jf2 = new JFrame("test");
	//jf2.setDefaultCloseOperation(jf2.EXIT_ON_CLOSE);
	jf2.setBounds(600, 300, 200, 150);
	jf2.setLayout(new FlowLayout(FlowLayout.CENTER, 50, 50));
	jf2.setVisible(true);
	}
	});
	content.add(btn4);

	jf.setVisible(true);
	}
	}