新手上路，请问各位大虾这个java程序......

Question

//Construct the frame
  public Frame1() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(Frame1.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    contentPane.setLayout(null);
    this.setJMenuBar(jMenuBar1);
    this.setSize(new Dimension(640, 480));
    this.setTitle("Frame Title");
    jMenu1.setText("游戏");
    jMenuItem1.setText("开局");
    jMenuItem6.setText("扫雷英雄榜");
    jMenuItem6.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jMenuItem6_actionPerformed(e);
      }
    });
    jMenuItem7.setText("退出");
    jMenuItem7.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jMenuItem7_actionPerformed(e);
      }
    });
    jMenu2.setText("帮助");
    jMenuItem8.setText("关于.......");
    jRadioButtonMenuItem1.setText("初级");
    jRadioButtonMenuItem2.setText("中级");
    jRadioButtonMenuItem3.setText("高级");
    jRadioButtonMenuItem4.setText("自定义");
    jRadioButtonMenuItem4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jRadioButtonMenuItem4_actionPerformed(e);
      }
    });
 {for(i=0;i<((Integer.parseInt(rowMax))*(Integer.parseInt(lineMax)));i++){
       //jButtoni.setBounds(new Rectangle(100, 100 ,20, 20));
       jButtoni.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButtoni_actionPerformed(e);
      }
    });
    }
 }
 /* jButton1.setBounds(new Rectangle(100, 100 ,100, 100));    jButton1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton1_actionPerformed(e);
      }
    });
    jButton2.setBounds(new Rectangle(200, 100, 100, 100));    jButton2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton2_actionPerformed(e);
      }
    });
    jButton3.setBounds(new Rectangle(300, 100, 100, 100));
    jButton3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton3_actionPerformed(e);
      }
    });
    jButton4.setBounds(new Rectangle(100, 200, 100, 100));
    jButton4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton4_actionPerformed(e);
      }
    });
    jButton5.setBounds(new Rectangle(200, 200, 100, 100));
    jButton5.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton5_actionPerformed(e);
      }
    });
    jButton6.setBounds(new Rectangle(300, 200, 100, 100));
    jButton6.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton6_actionPerformed(e);
      }
    });
    jButton7.setBounds(new Rectangle(100, 300, 100, 100));
    jButton7.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton7_actionPerformed(e);
      }
    });
    jButton8.setBounds(new Rectangle(200, 300, 100, 100));
    jButton8.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton8_actionPerformed(e);
      }
    });
    jButton9.setBounds(new Rectangle(300, 300, 100, 100));
    jButton9.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton9_actionPerformed(e);
      }
    });
    */
    jMenu3.setText("设置");
    jCheckBoxMenuItem1.setText("标记");
    jCheckBoxMenuItem2.setText("颜色");
    jCheckBoxMenuItem3.setText("声音");

Answer 1

/////////////////////////////////////////////////////////////////////////
    jMenuBar1.add(jMenu1);
    jMenuBar1.add(jMenu2);
    jMenu1.add(jMenuItem1);
    jMenu1.addSeparator();
    jMenu1.add(jRadioButtonMenuItem1);
    jMenu1.add(jRadioButtonMenuItem2);
    jMenu1.add(jRadioButtonMenuItem3);
    jMenu1.add(jRadioButtonMenuItem4);
    jMenu1.add(jMenu3);
    jMenu1.addSeparator();
    jMenu1.add(jMenuItem6);
    jMenu1.addSeparator();
    jMenu1.add(jMenuItem7);
    jMenu2.add(jMenuItem8);
    contentPane.add(jButton1, null);
    contentPane.add(jButton4, null);
    contentPane.add(jButton5, null);
    contentPane.add(jButton6, null);
    contentPane.add(jButton7, null);
    contentPane.add(jButton8, null);
    contentPane.add(jButton9, null);
    contentPane.add(jButton2, null);
    contentPane.add(jButton3, null);
    jMenu3.add(jCheckBoxMenuItem1);
    jMenu3.add(jCheckBoxMenuItem2);
    jMenu3.add(jCheckBoxMenuItem3);
  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }
{for(i=0;i<Integer.parseInt(rowMax)*Integer.parseInt(lineMax);i++){
    void jButtoni_actionPerformed(ActionEvent e) {
    jButtoni.setBorderPainted(false);
    jButtoni.setIcon(new ImageIcon("0.JPG"));
    }
    }
 }
 /* void jButton1_actionPerformed(ActionEvent e) {
    jButton1.setBorderPainted(false);
   jButton1.setIcon(new ImageIcon("0.JPG"));
    }  void jButton2_actionPerformed(ActionEvent e) {
   jButton2.setBorderPainted(false);
jButton2.setIcon(new ImageIcon("0.JPG"));  }  void jButton3_actionPerformed(ActionEvent e) {
    jButton3.setBorderPainted(false);
jButton3.setIcon(new ImageIcon("0.JPG"));
  }  void jButton4_actionPerformed(ActionEvent e) {
    jButton4.setBorderPainted(false);
jButton4.setIcon(new ImageIcon("0.JPG"));
  }  void jButton5_actionPerformed(ActionEvent e) {
    jButton5.setBorderPainted(false);
jButton5.setIcon(new ImageIcon("0.JPG"));
  }  void jButton6_actionPerformed(ActionEvent e) {
    jButton6.setBorderPainted(false);
jButton6.setIcon(new ImageIcon("0.JPG"));
  }  void jButton7_actionPerformed(ActionEvent e) {
    jButton7.setBorderPainted(false);
jButton7.setIcon(new ImageIcon("0.JPG"));
  }  void jButton8_actionPerformed(ActionEvent e) {
    jButton8.setBorderPainted(false);
jButton8.setIcon(new ImageIcon("0.JPG"));
  }  void jButton9_actionPerformed(ActionEvent e) {
    jButton9.setBorderPainted(false);
jButton9.setIcon(new ImageIcon("0.JPG"));
  }
  */
//退出事件
  void jMenuItem7_actionPerformed(ActionEvent e) {
    System.exit(0);  }
//扫雷英雄榜弹出
  void jMenuItem6_actionPerformed(ActionEvent e) {
    JOptionPane.showMessageDialog(null,"初级","扫雷英雄榜",JOptionPane.PLAIN_MESSAGE);  }  void jRadioButtonMenuItem4_actionPerformed(ActionEvent e) {
  rowMax = JOptionPane.showInputDialog(this,"高度","自定义雷区",JOptionPane.PLAIN_MESSAGE);
  lineMax = JOptionPane.showInputDialog(this,"高度","自定义雷区",JOptionPane.PLAIN_MESSAGE);
  mineMax = JOptionPane.showInputDialog(this,"高度","自定义雷区",JOptionPane.PLAIN_MESSAGE);
  }
}
///////////////////////////////////////////////////////////////////
错误是：1."Frame1.java": Error #: 204 : illegal start of expression at line 40, column 4
2."Frame1.java": Error #: 200 : ';' expected at line 207, column 34帮帮我，谢谢了
最好导入jbuilder看看

Answer 2

protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }
{for(i=0;i<Integer.parseInt(rowMax)*Integer.parseInt(lineMax);i++){
    void jButtoni_actionPerformed(ActionEvent e) {
    jButtoni.setBorderPainted(false);
    jButtoni.setIcon(new ImageIcon("0.JPG"));
    }
    }
 }
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for前面的{号，以及下面与它匹配的}号是什么意思？他们属于哪个方法？