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  1. package Game;
  2.  
  3. import java.awt.*;
  4. import java.awt.event.*;
  5.  
  6. import javax.swing.*;
  7.  
  8.  
  9. public class Main {
  10.  
  11.  
  12. 	static JButton btn_StartGame = new JButton ("開始遊戲");
  13. 	static JButton btn_ComputerGame = new JButton ("電腦對戰");
  14. 	static JButton btn_InternetGame = new JButton ("網路對戰");
  15.  
  16. 	public static void main(String[] args) {
  17.  
  18. 		new Main().Do();
  19.  
  20. 	}
  21.  
  22. 	void Do(){
  23.  
  24. 		JFrame frm = new JFrame ("井字遊戲") ;
  25. 		Container cp = new Container();
  26. 		cp = frm.getContentPane () ;
  27.  
  28. 		// 取消預設之BorderLayout
  29. 		cp.setLayout(null); 
  30.  
  31. 		// 調整"開始遊戲"的 Button
  32. 		btn_StartGame.setBounds(150, 80, 100, 40);
  33. 		btn_StartGame.addActionListener(new Play(frm));  // 傳入frm
  34.  
  35. 		// 調整"電腦對戰"的Button
  36. 		btn_ComputerGame.setBounds(150, 150 , 100, 40);
  37.  
  38. 		// 調整"網路對戰"的Button
  39. 		btn_InternetGame.setBounds(150, 220 , 100, 40);
  40.  
  41. 		// 把button加入Layout
  42. 		cp.add(btn_StartGame);
  43. 		cp.add(btn_ComputerGame);
  44. 		cp.add(btn_InternetGame);
  45.  
  46. 		// 調整 Layout
  47. 		frm.setSize(400,400);
  48. 		frm.setLocationRelativeTo(null); // 置中
  49.  
  50. 		frm.setVisible(true);
  51.  
  52. 	}
  53.  
  54. 	static class Play implements ActionListener{
  55.  
  56. 		// 建構子接收frm
  57. 		JFrame frm ;
  58. 		public Play(JFrame frm){
  59. 			this.frm = frm ;
  60. 		}
  61.  
  62. 		public void actionPerformed(ActionEvent e){
  63.  
  64. 			btn_StartGame.setVisible(false);
  65. 			btn_ComputerGame.setVisible(false);
  66. 			btn_InternetGame.setVisible(false);
  67.  
  68. 			new GameButton(frm) ;
  69.  
  70. 		}
  71.  
  72. 	}
  73.  
  74. }
  75.  
  76.  
  77. /////
  78.  
  79.  
  80.  
  81. package Game;
  82.  
  83. import java.awt.Container;
  84. import java.awt.event.ActionEvent;
  85. import java.awt.event.ActionListener;
  86.  
  87. import javax.swing.*;
  88. import javax.swing.event.*;
  89.  
  90. class GameButton implements ActionListener {
  91.  
  92. 	// 建構子接收frm
  93. 	JFrame frm ;
  94. 	Container cp ;
  95. 	public GameButton(JFrame frm){
  96.  
  97. 		// 設定 frm , 從frm得到cp
  98. 		this.frm = frm ;
  99. 		cp = frm.getContentPane () ;
  100.  
  101. 		JButton button1 = new JButton ("");
  102. 		button1.setBounds(50, 80, 100, 40);
  103. 		cp.add(button1);
  104.  
  105. 		JButton button2 = new JButton ("");
  106. 		button2.setBounds(150, 80, 100, 40);
  107. 		cp.add(button2);
  108.  
  109. 		JButton button3 = new JButton ("");
  110. 		button3.setBounds(250, 80, 100, 40);
  111. 		cp.add(button3);
  112.  
  113. 		JButton button4 = new JButton ("");
  114. 		button4.setBounds(50, 120, 100, 40);
  115. 		cp.add(button4);
  116.  
  117. 		JButton button5 = new JButton ("");
  118. 		button5.setBounds(150, 120, 100, 40);
  119. 		cp.add(button5);
  120.  
  121. 		JButton button6 = new JButton ("");
  122. 		button6.setBounds(250, 120, 100, 40);
  123. 		cp.add(button6);
  124.  
  125. 		JButton button7 = new JButton ("");
  126. 		button7.setBounds(50, 160, 100, 40);
  127. 		cp.add(button7);
  128.  
  129. 		JButton button8 = new JButton ("");
  130. 		button8.setBounds(150, 160, 100, 40);
  131. 		cp.add(button8);
  132.  
  133. 		JButton button9 = new JButton ("");
  134. 		button9.setBounds(250, 160, 100, 40);
  135. 		cp.add(button9);
  136.  
  137. 	}
  138.  
  139. 	public void actionPerformed(ActionEvent e){
  140.  
  141.  
  142. 	}
  143.  
  144. }
  145.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:81: error: class, interface, or enum expected
package Game;
^
Main.java:83: error: class, interface, or enum expected
import java.awt.Container;
^
Main.java:84: error: class, interface, or enum expected
import java.awt.event.ActionEvent;
^
Main.java:85: error: class, interface, or enum expected
import java.awt.event.ActionListener;
^
Main.java:87: error: class, interface, or enum expected
import javax.swing.*;
^
Main.java:88: error: class, interface, or enum expected
import javax.swing.event.*;
^
6 errors
stdout
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Standard output is empty
https://ideone.com/vY2oev
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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