package 螺旋傳動(dòng);import java.awt.*;import javax.swing.*;import java.awt.event.*;public class Frame2 extends JFrame {  private JMenuBar jMenuBar1 = new JMenuBar();  private JMenu jMenu1 = new JMenu();  private JMenuItem jMenuItem1 = new JMenuItem();  private JMenuItem jMenuItem2 = new JMenuItem();  private JMenu jMenu8 = new JMenu();  private JPanel jPanel1 = new JPanel();  private JLabel jLabel1 = new JLabel();  private JLabel jLabel2 = new JLabel();  private JLabel jLabel3 = new JLabel();  private JLabel jLabel4 = new JLabel();  private JLabel jLabel5 = new JLabel();  private JLabel jLabel6 = new JLabel();  private JLabel jLabel7 = new JLabel();  private JLabel jLabel8 = new JLabel();  private JLabel jLabel9 = new JLabel();  private JLabel jLabel10 = new JLabel();  private JLabel jLabel11 = new JLabel();  private JPanel jPanel2 = new JPanel();  private JButton jButton1 = new JButton();  private JButton jButton2 = new JButton();  private JTextArea jTextArea1 = new JTextArea();   { jTextArea1.setText("本設(shè)計(jì)為完成，請(qǐng)\n體諒"+"參看其它設(shè)\n計(jì)請(qǐng)按返回鍵，\n退出請(qǐng)按退出鍵");  }  public Frame2() {    try {      jbInit();    }    catch(Exception e) {      e.printStackTrace();    }  }  private void jbInit() throws Exception {    this.setTitle("滾動(dòng)螺旋設(shè)計(jì)幫助文件");    this.getContentPane().setLayout(null);    jMenu1.setText("幫助");    jMenu8.setText("退出");    jPanel1.setBounds(new Rectangle(2, 0, 497, 323));    jPanel1.setLayout(null);    jLabel1.setFont(new java.awt.Font("Dialog", 0, 16));    jLabel1.setForeground(new Color(0, 150, 0));    jLabel1.setBorder(BorderFactory.createRaisedBevelBorder());    jLabel1.setText("內(nèi)循環(huán)的標(biāo)準(zhǔn)參數(shù)");    jLabel1.setBounds(new Rectangle(175, 3, 135, 31));    jLabel2.setFont(new java.awt.Font("Dialog", 1, 12));    jLabel2.setBorder(BorderFactory.createEtchedBorder());    jLabel2.setText("導(dǎo)程P/mm            5   ,        6 ,        8,       10,       12  " +    ",    16 ,     20");    jLabel2.setBounds(new Rectangle(6, 38, 465, 30));    jLabel3.setBorder(BorderFactory.createEtchedBorder());    jLabel3.setText("鋼球直徑Dw/mm  3.175 ,  3.969  , 4.763  , 5.953 ,  7.144 ,  9.525  , " +    "12.70");    jLabel3.setBounds(new Rectangle(5, 66, 467, 28));    jLabel4.setBorder(BorderFactory.createEtchedBorder());    jLabel4.setText("公程直徑=25mm 3度39分 4度22分 5度49分 7度15分（導(dǎo)程在6-10）");    jLabel4.setBounds(new Rectangle(5, 92, 467, 26));    jLabel5.setBorder(BorderFactory.createEtchedBorder());    jLabel5.setText("公程直徑=32mm 2度51分  3度25分  4度33分  5度41分   （導(dǎo)程6-10）");    jLabel5.setBounds(new Rectangle(5, 116, 468, 25));    jLabel6.setBorder(BorderFactory.createEtchedBorder());    jLabel6.setText("公程直徑=40mm 2度17分 2度44分 3度39分 4度33分 5度24分 （導(dǎo)程6-12）");    jLabel6.setBounds(new Rectangle(5, 139, 468, 24));    jLabel7.setBorder(BorderFactory.createEtchedBorder());    jLabel7.setText("公程直徑=50mm 1度49分 2度11分 2度55分  3度39分 4度22分  5度49分 （導(dǎo)程6-16）");    jLabel7.setBounds(new Rectangle(5, 161, 468, 26));    jLabel8.setBorder(BorderFactory.createEtchedBorder());    jLabel8.setText("公程直徑=63mm 1度27分 1度44分 2度19分  2度54分 3度28分  4度27分    5度49分");    jLabel8.setBounds(new Rectangle(5, 185, 468, 27));    jLabel9.setBorder(BorderFactory.createEtchedBorder());    jLabel9.setText("公程直徑=80mm  （導(dǎo)程10-20）                     2度17分  2度44分  3度39分  4度33分");    jLabel9.setBounds(new Rectangle(6, 210, 467, 26));    jLabel10.setBorder(BorderFactory.createEtchedBorder());    jLabel10.setText("公程直徑=100mm（導(dǎo)程10-20）                     1度49分  2度11分  2度55分  3度39分");    jLabel10.setBounds(new Rectangle(6, 234, 468, 23));    jLabel11.setBorder(BorderFactory.createEtchedBorder());    jLabel11.setText("圈數(shù)列數(shù)可選         （1x2）       （1x3）      （1x4）");    jLabel11.setBounds(new Rectangle(6, 255, 468, 22));    jMenuItem1.setText("內(nèi)循環(huán)");    jMenuItem2.setText("外循環(huán)");    jMenuItem2.addMouseListener(new java.awt.event.MouseAdapter() {      public void mouseClicked(MouseEvent e) {        jMenuItem2_mouseClicked(e);      }    });    jMenuItem2.addActionListener(new java.awt.event.ActionListener() {      public void actionPerformed(ActionEvent e) {      }    });    jPanel2.setBounds(new Rectangle(2, 4, 510, 322));    jPanel2.setLayout(null);    jButton1.setBounds(new Rectangle(81, 242, 121, 41));    jButton1.setText("返回");    jButton1.addActionListener(new java.awt.event.ActionListener() {      public void actionPerformed(ActionEvent e) {        jButton1_actionPerformed(e);      }    });    jButton2.setBounds(new Rectangle(283, 245, 109, 37));    jButton2.setText("退出");    jButton2.addActionListener(new java.awt.event.ActionListener() {      public void actionPerformed(ActionEvent e) {        jButton2_actionPerformed(e);      }    });    jTextArea1.setBounds(new Rectangle(121, 70, 206, 106));    jMenuBar1.add(jMenu1);    jMenuBar1.add(jMenu8);    jMenu1.add(jMenuItem1);    jMenu1.add(jMenuItem2);    this.setJMenuBar(jMenuBar1);    jPanel1.add(jLabel7, null);    jPanel1.add(jLabel8, null);    jPanel1.add(jLabel6, null);    jPanel1.add(jLabel4, null);    jPanel1.add(jLabel9, null);    jPanel1.add(jLabel3, null);    jPanel1.add(jLabel5, null);    jPanel1.add(jLabel10, null);    jPanel1.add(jLabel11, null);    jPanel1.add(jLabel2, null);    jPanel1.add(jLabel1, null);    this.getContentPane().add(jPanel2, null);    jPanel2.add(jTextArea1, null);    jPanel2.add(jButton1, null);    jPanel2.add(jButton2, null);    this.getContentPane().add(jPanel1, null);    jPanel2.setVisible(false);     jPanel1.setVisible(true);  }  void jButton2_actionPerformed(ActionEvent e) {System.exit(0);  }  void jButton1_actionPerformed(ActionEvent e) {    jPanel1.setVisible(true);     jPanel2.setVisible(false);  }  void jMenuItem2_mouseClicked(MouseEvent e) {    jPanel2.setVisible(true);     jPanel1.setVisible(false);  }}