java学生作业管理系统代码

package Login; import java.awt.BorderLayout; import java.awt.CardLayout; import java.awt.Color; import java.awt.Container; import java.awt.FlowLayout; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.sql.ResultSet; import java.sql.SQLException; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.JTextArea; import javax.swing.JTextField; import javax.swing.border.LineBorder; //引入事件包 //定义类时 实现监听接口 //引入事件包 //定义类时 实现监听接口 public class TeacherCard extends JFrame implements ActionListener { // 定义操作数据库需要的东西 // PreparedStatement ps=null; // Connection ct=null; // ResultSet rs =null; // String driver="com.microsoft.sqlserver.jdbc.SQLServerDriver"; // String url= "jdbc:sqlserver://localhost:1433;DatabaseName=HomeWorkDB;"; // String username="sa"; // String pwd= "123456"; private JButton b0, b1, b2, b3, b4, b5, b6; private JLabel lb1, lb2, lb3, lb4, lb5, lb6, lb7, lb8, lb9,lb10, lbname; JLabel jl1,jl2,jl3,jl4,jl5; private JTextArea ta1, ta2, ta3, ta4; private JPanel cardPanel = new JPanel(); private JPanel top = new JPanel(); private JPanel HwCX = new JPanel(); private JPanel HwFB = new JPanel(); private JPanel xsxx = new JPanel(); private JPanel xsgl = new JPanel(); private JPanel xsxx2 = new JPanel(); private JPanel two = new JPanel(); private JPanel dibu = new JPanel(); private JPanel controlpaPanel = new JPanel(); private JPanel panel1, panel2, panel3, panel4, panel5, panel6; JPanel jpl1,jpl2,jpl3,jpl4,jpl5,jpl6; private JTextField t1, t2, t3, t4, t5, t6; JTextField jtf1,jtf22,jtf3,jtf4,jtf5; JButton jbt1,jbt2; String UserName; String TeacherID; String TPwd; String ClassID; private JPanel jpl,JP11,JP2; private JLabel jl,J11; private JButton jb1,JB11,JB2,JB3,JB4; private JTable jt,JT2,JT3; private JTextField jtf,JTF2; JScrollPane jsp = null; JScrollPane JSP2 = null; HwCX sm = null; StuGL SM2=null; StuGL SM3=null; StuGL SM4=null; StuGL SM5=null; // 定义卡片布局对象 CardLayout card = new CardLayout(); GridLayout grid3 = new GridLayout(4, 1); GridLayout grid2 = new GridLayout(8, 1); GridLayout grid = new GridLayout(10, 1); FlowLayout flow = new FlowLayout(); BorderLayout border = new BorderLayout(); // 定义字符数组，为卡片命名 String cardName[] = { "0", "1", "2", "3" ,"4"}; // 定义构造函数 public TeacherCard(String UserName) throws SQLException { super("教师端首页"); this.UserName=UserName; setSize(1000, 600); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setLocationRelativeTo(null); setVisible(true); // 设置cardPanel面板对象为卡片布局 cardPanel.setLayout(card); // 循环，在cardPanel面板对象中添加4个按钮 controlpaPanel.setLayout(grid); top.setLayout(border); HwCX.setLayout(grid3); HwFB.setLayout(grid2); xsxx.setLayout(grid2); xsxx2.setLayout(grid2); xsgl.setLayout(grid3); // 给面板（卡片）添加边框 HwCX.setBorder(new LineBorder(new Color(0, 0, 0))); HwFB.setBorder(new LineBorder(new Color(0, 0, 0))); cardPanel.setBorder(new LineBorder(new Color(0, 0, 0))); top.setBorder(new LineBorder(new Color(0, 0, 0))); two.setBorder(new LineBorder(new Color(0, 0, 0))); dibu.setBorder(new LineBorder(new Color(0, 0, 0))); controlpaPanel.setBorder(new LineBorder(new Color(0, 0, 0))); xsxx.setBorder(new LineBorder(new Color(0, 0, 0))); xsxx2.setBorder(new LineBorder(new Color(0, 0, 0))); xsgl.setBorder(new LineBorder(new Color(0, 0, 0))); // ResultSet rs; Datacon dacon = new Datacon(); dacon.datacon(); ta3 = new JTextArea("356"); lbname = new JLabel(); String sql = "select * from Teacher where TeacherName='" + UserName + "'"; rs = dacon.getRs(sql); // ct = DriverManager.getConnection(url, username, pwd); // ps = ct.prepareStatement(sql); // rs = ps.executeQuery(); try { if (rs.next()) { TeacherID=rs.getString("TeacherID"); TPwd=rs.getString("TPwd"); ClassID=rs.getString("ClassID"); } } catch (Exception e1) { System.out.println(e1.getMessage()); } // 实例化标签 lb1 = new JLabel("欢迎您，" + UserName + "老师！"); lb2 = new JLabel(" 个人信息"); lb3 = new JLabel("姓名 ：" + " "); lb4 = new JLabel("师号 ：" + " "); lb5 = new JLabel("班级：" + " "); lb10 = new JLabel("密码：" + " "); lb6 = new JLabel(" 个人信息"); lb7 = new JLabel(" 姓名 ："+UserName); lb8 = new JLabel(" 师号 ： "+TeacherID); lb9 = new JLabel(" 班级： "+ClassID); // ------------------------------------------作业查询代码开始------------------------ jpl = new JPanel(); jl = new JLabel("请输入作业编号:"); jtf = new JTextField(20); jb1 = new JButton("查询"); // 注册监听 jb1.addActionListener(this); // 把各个控件加入到jp1; jpl.add(jl); jpl.add(jtf); jpl.add(jb1); // 创建一个数据模型对象 sm = new HwCX(); // 初始化JTable jt = new JTable(sm); // 初始化jsp jsp = new JScrollPane(jt); // 吧jsp放进到JFrame HwCX.add(jpl, BorderLayout.NORTH); HwCX.add(jsp); // ------------------------------------------作业查询代码结束------------------------ // ------------------------------------------作业发布代码开始------------------------ jl1 = new JLabel("作业编号:"); jl2 = new JLabel("作业名称:"); jl3 = new JLabel("作业内容:"); jl4 = new JLabel("教师编号;"); jl5 = new JLabel("发布时间:"); jtf1 = new JTextField(20); jtf22 = new JTextField(20); jtf3 = new JTextField(20); jtf4 = new JTextField(20); jtf5 = new JTextField(20); jbt1 = new JButton("添加"); jbt2 = new JButton("取消"); jpl1 = new JPanel(); jpl2 = new JPanel(); jpl3 = new JPanel(); jpl4 = new JPanel(); jpl5 = new JPanel(); jpl6 = new JPanel(); // 添加组件 jpl1.add(jl1); jpl1.add(jtf1); jpl2.add(jl2); jpl2.add(jtf22); jpl3.add(jl3); jpl3.add(jtf3); jpl4.add(jl4); jpl4.add(jtf4); jpl5.add(jl5); jpl5.add(jtf5); jpl6.add(jbt1); jpl6.add(jbt2); // 注册监听 jbt1.addActionListener(this); jbt2.addActionListener(this); HwFB.add(jpl1); HwFB.add(jpl2); HwFB.add(jpl3); HwFB.add(jpl4); HwFB.add(jpl5); HwFB.add(jpl6); // ------------------------------------------作业发布代码结束------------------------ // ------------------------------------------学生信息管理代码开始------------------------ JP11 = new JPanel(); J11 = new JLabel("请输入学生学号:"); JTF2 = new JTextField(20); JB11 = new JButton("查询"); // 注册监听 JB11.addActionListener(this); // 把各个控件加入到jp1; JP11.add(J11); JP11.add(JTF2); JP11.add(JB11); JP2 = new JPanel(); JB2 = new JButton("添加"); JB3 = new JButton("修改"); JB4 = new JButton("删除"); // 注册监听 JB2.addActionListener(this); JB3.addActionListener(this); JB4.addActionListener(this); JP2.add(JB2); JP2.add(JB3); JP2.add(JB4); // 创建一个数据模型对象 SM2 = new StuGL(); // 初始化JTable JT2 = new JTable(SM2); // 初始化jsp JSP2 = new JScrollPane(JT2); // 吧jsp放进到JFrame xsgl.add(JP11, BorderLayout.NORTH); xsgl.add(JSP2); xsgl.add(JP2, BorderLayout.SOUTH); // ------------------------------------------学生信息管理代码结束------------------------ // 实例化面板对象 panel1 = new JPanel(); panel2 = new JPanel(); panel3 = new JPanel(); panel4 = new JPanel(); panel5 = new JPanel(); panel6 = new JPanel(); // 实例化文本框 t1 = new JTextField(12); t1.setText(UserName); t2 = new JTextField(12); t2.setText(TeacherID); t3 = new JTextField(12); t3.setText(ClassID); t