frame1.java~40~

学生管理系统

package guanlixitong;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class Frame1
    extends JFrame implements ActionListener{
  JPanel contentPane;
  JMenuBar jMenuBar1 = new JMenuBar();
  JPanel jPanel2 = new JPanel();
  CardLayout cardLayout1 = new CardLayout();
  JPanel1 jPanel11 = new JPanel1();
  JMenuItem[] jmi=new JMenuItem[6];
  JPanel3 jpan3 = new JPanel3();
  Jpanael4 jpan4=new Jpanael4();
  public Frame1() {

    try {
      jbInit();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  private void jbInit() throws Exception {
    contentPane = (JPanel)this.getContentPane();
    contentPane.setLayout(null);
    this.setSize(new Dimension(800, 600));
    this.setTitle("学生综合管理查询系统");
    jPanel2.setBounds(new Rectangle(128, 0, 650, 601));
    jPanel2.setLayout(cardLayout1);
     jPanel2.add("this",jpan4);
    jPanel2.add("jpanel11", jPanel11);
    jmi[0]=new JMenuItem("成绩查询");
    jMenuBar1.add(jmi[0]);
    JButton jbtn=new JButton("开始");
    jMenuBar1.add(jbtn);
    jPanel2.add("jpan3", jpan3);
    contentPane.add(jPanel2, null);
    this.setJMenuBar(jMenuBar1);
  }

  public void actionPerformed(ActionEvent e) {
    CardLayout cl = (CardLayout) jPanel2.getLayout();
    if (e.getActionCommand().equals("查询")) {

    cl.show(jPanel2,"jpanel11");

    }
    else if(e.getActionCommand().equals("录入")){

      cl.show(jPanel2,"jpan3");
    }
  }
}