基于的C/S在线考试系统

package org.tarena.elts.gui; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.naming.Context; import javax.swing.*; import javax.swing.border.EmptyBorder; //工厂模式 public class LoginJFrame extends JFrame { private ClientContext context; private JTextField nameTextField; private JPasswordField passwordField; public LoginJFrame() { init(); } public LoginJFrame(ClientContext context){ this(); this.context=context; } //界面初始化 private void init() { setBounds(300, 300, 300, 200); setResizable(false); setTitle("达内在线测评系统--登陆"); setContentPane(createContentPanel()); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } //内容面板 private JPanel createContentPanel() { JPanel content = new JPanel(new BorderLayout()); content.add(BorderLayout.NORTH, createTitlePanel()); content.add(BorderLayout.SOUTH, createBtnPanel()); content.add(BorderLayout.CENTER, createNamePwdPanel()); return content; } //用户名密码面板 private JPanel createNamePwdPanel() { JPanel p4 = new JPanel(new BorderLayout()); p4.add(BorderLayout.NORTH, createNamePwd()); return p4; } //创建用户名密码 private JPanel createNamePwd() { JPanel p5 = new JPanel(new GridLayout(2, 1)); p5.add(createName()); p5.add(createPwd()); return p5; } //创建密码 private JPanel createPwd() { JPanel p7 = new JPanel(new FlowLayout()); JLabel password = new JLabel("密码:"); JPasswordField jf2 = new JPasswordField(15); p7.add(password); p7.add(jf2); return p7; } //创建用户名 private JPanel createName() { JPanel p6 = new JPanel(new FlowLayout()); JLabel id = new JLabel("编号:"); JTextField jf1 = new JTextField(15); p6.add(id); p6.add(jf1); return p6; } //创建标题 private JPanel createTitlePanel() { JPanel panel = new JPanel(new BorderLayout()); panel.setBorder(new EmptyBorder(10,10,10,10));//加缝 panel.add(BorderLayout.CENTER, new JLabel("登录系统", JLabel.CENTER)); return panel; } //创建登录退出面板 private JPanel createBtnPanel() { JPanel p = new JPanel(new FlowLayout()); JButton login = new JButton("登陆"); JButton concel = new JButton("取消"); login.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub context.login(LoginJFrame.this); } }); p.add(login); p.add(concel); return p; } //显示 public void showView() { setVisible(true); } public int getId(){ String id=nameTextField.getText(); return Integer.parseInt(id); } public String getPsw(){ char[] psw=passwordField.getPassword(); return new String(psw); } }