#xyct /**

• 起始页面,收取顾客联系电话和就餐人数信息并点击点餐后跳转CustomerOrderWindow页面 */ public class CustomerIndex extends JFrame implements ActionListener { Image image; JPanel jp,jp_phone,jp_person; JTextField jp_phone_jtf,jtf_person; JLabel jp_phone_jl,jl_person; JButton jb; String phone;//传给点餐的那个页面 String number; public static void main(String[] args) { CustomerIndex index = new CustomerIndex(); }

  public CustomerIndex() { jp_phone_jl=new JLabel("请输入联系电话"); jp_phone_jl.setFont(MyTools.f3); jp_phone_jtf=new JTextField(20); jb = new JButton("点餐"); jb.addActionListener(this); jb.setFont(MyTools.f3); jp_phone=new JPanel(); jp_phone.add(jp_phone_jl); jp_phone.add(jp_phone_jtf); jp_phone.add(jb);

   jp_person=new JPanel();
   jl_person=new JLabel("请输入就餐人数");
   jl_person.setFont(MyTools.f3);
   jtf_person=new JTextField(20);
   jp_person.add(jl_person);
   jp_person.add(jtf_person);
  
   jp = new JPanel(new BorderLayout());
  
   image = Toolkit.getDefaultToolkit().getImage("image/二维码.png");//背景图片
   ImagePanel ip = new ImagePanel(image);
  
   jp.add(jp_phone,"South");
   jp.add(ip, "Center");
   jp.add(jp_person,"North");
  
  
   this.add(jp);
   this.setSize(500, 500);
   /**
    * 确定JWindow的初始位置
    */
   this.setLocationRelativeTo(null);
   this.setVisible(true);
  

  }

  @Override public void actionPerformed(ActionEvent e) { if(e.getSource()==jb){ phone = jp_phone_jtf.getText(); number= jtf_person.getText(); Connection connection=null; PreparedStatement preparedStatement=null; ResultSet resultSet=null; try { Properties properties = new Properties(); properties.load(new FileInputStream("src\mysql.properties")); //获取相关的值 String user = properties.getProperty("user"); String password = properties.getProperty("password"); String driver = properties.getProperty("driver"); String url = properties.getProperty("url"); //1. 注册驱动 Class.forName(driver); //2. 得到连接 connection = DriverManager.getConnection(url, user, password); //3. 得到Statement String sql="insert into 顾客(联系电话) values (?)"; preparedStatement = connection.prepareStatement(sql); preparedStatement.setString(1,phone); preparedStatement.executeUpdate(); this.dispose(); } catch (IOException ex) { ex.printStackTrace(); } catch (ClassNotFoundException ex) { ex.printStackTrace(); } catch (SQLException ex) { ex.printStackTrace(); } finally { try { if(resultSet!=null){ resultSet.close(); } if(preparedStatement!=null) { preparedStatement.close(); } if(connection!=null) { connection.close(); } } catch (SQLException e1) { e1.printStackTrace(); } } new CustomerOrderWindow(phone,number); } } }