简单的用javaswing开发一个学生管理系统

package com.form; import java.awt.BorderLayout; import java.awt.Color; import java.awt.Container; import java.awt.Toolkit; import javax.swing.ImageIcon; import javax.swing.JPanel; import javax.swing.JFrame; import javax.swing.JSplitPane; import javax.swing.JMenuBar; import javax.swing.JMenu; import javax.swing.JMenuItem; import javax.swing.JLabel; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.table.DefaultTableModel; import com.javabean.Student; import com.javabean.UserInfo; import java.io.*; import javax.swing.JOptionPane; import javax.swing.JFileChooser; import javax.swing.JColorChooser; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Vector; import javax.swing.JOptionPane; import java.sql.*; import com.javabean.*; import java.awt.Font; public class FrameMain extends JFrame implements Runnable{ private static final long serialVersionUID = 1L; private JSplitPane jSplitPane = null; private JMenuBar jJMenuBar = null; private JMenu jMenu = null; private JMenuItem jMenuItem = null; private JLabel jLabel = null; private JScrollPane jScrollPane = null; private JTable jTable = null; private JMenu jMenu1 = null; private JMenuItem jMenuItem1 = null; private JMenuItem jMenuItem2 = null; private JMenu jMenu2 = null; private JMenuItem jMenuItem3 = null; private UserInfo userInfo=null; private JMenuItem jMenuItem4 = null; private JOptionPane opt=null; //private JTable jtable=null; // @jve:decl-index=0:visual-constraint="8,644" private DefaultTableModel dtable=null; private FrameMain frmMain=null; private InDialogData inputData=null; private Student student=null; private JMenuItem jMenuItem5 = null; private JMenuItem jMenuItem6 = null; private String[] workday={"星期一","星期二","星期三","星期四","星期五","星期六","星期天"}; private JMenu jMenu3 = null; private JMenuItem jMenuItem7 = null; private JMenuItem jMenuItem8 = null; /** * This is the default constructor */ public FrameMain() { super(); initialize(); } public FrameMain(UserInfo userInfo) { super(); this.userInfo=userInfo; initialize(); } /** * This method initializes this * * @return void */ private void initialize() { this.setSize(800, 600); this.setJMenuBar(getJJMenuBar()); this.setContentPane(getJSplitPane()); this.setResizable(false); this.setDefaultCloseOperation(this.EXIT_ON_CLOSE); this.setTitle("学生信息管理系统"); this.addWindowListener(new java.awt.event.WindowAdapter() { public void windowActivated(java.awt.event.WindowEvent e) { System.out.println("活动窗体windowActivated()"); // TODO Auto-generated Event stub windowActivated() //inputData=new InDialogData(frmMain); //student=inputData.getStudent(); //System.out.println(student.getStuname()+"\t"+student.getStuno()+"\t"+student.getBanji()+"\t"+student.getScore()); if(inputData==null) { return; } else if(inputData.getAction().equals("取消")) { return; } else if(inputData.getAction().equals("添加")) { student=inputData.getStudent(); Object[] insertData={student.getStuname(),student.getStuno(),student.getBanji(),student.getScore()}; dtable.insertRow(jTable.getRowCount(),insertData); System.out.println(student.getStuname()+"\t"+student.getStuno()+"\t"+student.getBanji()+"\t"+student.getScore()); System.out.println(jTable.getRowCount()); inputData.dispose(); } inputData=null; } }); int width=0; int height=0; width=Toolkit.getDefaultToolkit().getScreenSize().width; height=Toolkit.getDefaultToolkit().getScreenSize().height; this.setLocation((width-this.getWidth())/2,(height-this.getHeight())/2); /*Date time=new Date(); SimpleDateFormat from = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String times = from.format(time); this.jLabel.setText(userInfo.getUsername()+"您好，欢迎你进入学生信息管理系统！ "+"登录时间:"+times+" 今天是星期"+time.getDay()); */ if(userInfo.getUsertype().equals("普通用户")) { jMenuItem.setVisible(false); jMenuItem1.setVisible(false); jMenuItem5.setVisible(false); jMenuItem6.setVisible(false); } } /** * This method initializes jSplitPane * * @return javax.swing.JSplitPane */ private JSplitPane getJSplitPane() { if (jSplitPane == null) { jLabel = new JLabel(); jLabel.setText("JLabel"); jSplitPane = new JSplitPane(); jSplitPane.setOrientation(JSplitPane.VERTICAL_SPLIT); jSplitPane.setDividerLocation(510); jSplitPane.setBottomComponent(jLabel); jSplitPane.setTopComponent(getJScrollPane()); jSplitPane.setDividerSize(5); } return jSplitPane; } /** * This method initializes jJMenuBar * * @return javax.swing.JMenuBar */ private JMenuBar getJJMenuBar() { if (jJMenuBar == null) { jJMenuBar = new JMenuBar(); jJMenuBar.add(getJMenu()); jJMenuBar.add(getJMenu1()); jJMenuBar.add(getJMenu2()); jJMenuBar.add(getJMenu3()); } return jJMenuBar; } /** * This method initializes jMenu * * @return javax.swing.JMenu */ private JMenu getJMenu() { if (jMenu == null) { jMenu = new JMenu(); jMenu.setText("学生信息维护"); jMenu.add(getJMenuItem()); jMenu.add(getJMenuItem4()); } return jMenu; } /** * This method initializes jMenuItem * * @return javax.swing.JMenuItem */ private JMenuItem getJMenuItem() { if (jMenuItem == null) { jMenuItem = new JMenuItem(); jMenuItem.setText("添加信息"); jMenuItem.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { System.out.println("添加信息actionPerformed()"); // TODO Auto-generated Event stub actionPerformed() inputData=new InDialogData(frmMain,true); inputData.setInDialog(inputData); inputData.setDefaultCloseOperation(InDialogData.EXIT_ON_CLOSE); inputData.setVisible(true); } }); } return jMenuItem; } /** * This method initializes jScrollPane * * @return javax.swing.JScrollPane */ private JScrollPane getJScrollPane() { if (jScrollPane == null) { jScrollPane = new JScrollPane(); jScrollPane.setViewportView(getJTable()); } return jScrollPane; } /** * This method initializes jTable * * @return javax.swing.JTable */ private JTable getJTable() { if (jTable == null) { //jTable = new JTable(); String[] strCol={"姓名","学号","班级","分数"}; Object[][] data=null;//{{"aa","aa","aa",11},{"ff","ff","ff",12}}; dtable=new DefaultTableModel(data,strCol); jTable=new JTable(); jTable.setFont(new Font("Dialog", Font.PLAIN, 12)); jTable.setModel(dtable); jTable.setVisible(true); } return jTable; } /*void fillDataToTable(){ }*/ /** * This method initializes jMenu1 * * @return javax.swing.JMenu */ private JMenu getJMenu1() { if (jMenu1 == null) { jMenu1 = new JMenu(); jMenu1.setText("文件维护"); jMenu1.add(getJMenuItem1()); jMenu1.add(getJMenuItem2()); } return jMenu1; } /** * This method initializes jMenuItem1 * * @return javax.swing.JMenuItem */ private JMenuItem getJMenuItem1() { if (jMenuItem1 == null) { jMenuItem1 = new JMenuItem(); jMenuItem1.setText("导入文件"); jMenuItem1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { System.out.println("导入文件actionPerformed()"); // TODO Auto-generated Event stub actionPerformed() JFileChooser chooser=new JFileChooser("."); int val=chooser.showOpenDialog(frmMain); if(val==chooser.APPROVE_OPTION)