mainframe.java~1~

cs结构的一个公交车系统好有使用价值啊下吧--- --- ---

package bus;

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

class MainFrame extends JFrame
{
  tree pa2=new tree();
  JPanel pa1 = new JPanel();
  JPanel pa3=new JPanel();
  JLabel la=new JLabel(new ImageIcon("b                                                        .jpg"));
  JMenuBar jMenuBar1 = new JMenuBar();
  JMenu mi_xitong = new JMenu();
  JMenuItem mt1 = new JMenuItem();
  JMenuItem mt2 = new JMenuItem();
  JMenuItem mt3 = new JMenuItem();
  JMenu mi_cheliang = new JMenu();
  JMenuItem mt4 = new JMenuItem();
  JMenuItem mt5 = new JMenuItem();
  JMenuItem mt6 = new JMenuItem();
  JMenuItem mt7 = new JMenuItem();
  JMenu mi_feiyong = new JMenu();
  JMenuItem mt8 = new JMenuItem();
  JMenuItem mt9 = new JMenuItem();
  JMenuItem mt10 = new JMenuItem();
  JMenuItem mt11 = new JMenuItem();
  JMenu mi_xianlu = new JMenu();
  JMenuItem mt12 = new JMenuItem();
  JMenu mi_gongju = new JMenu();
  JMenuItem mt13 = new JMenuItem();
  JMenuItem mt14 = new JMenuItem();
 // Container ct=this.getContentPane();
  public MainFrame()
  {
    this.setSize(800,600);
    try
    {
      jbInit();
    }
    catch(Exception e)
    {
      e.printStackTrace();
    }
  }
  private void jbInit() throws Exception
  {
    mi_xitong.setFont(new java.awt.Font("Dialog", 0, 16));
    mi_xitong.setText("【系统】");
    mt1.setFont(new java.awt.Font("Dialog", 0, 14));
    mt1.setText("用户权限");
    mt2.setFont(new java.awt.Font("Dialog", 0, 14));
    mt2.setText("修改密码");
    mt3.setFont(new java.awt.Font("Dialog", 0, 14));
    mt3.setText("系统退出");
    mi_cheliang.setFont(new java.awt.Font("Dialog", 0, 16));
    mi_cheliang.setText("【车辆管理】");
    mt4.setFont(new java.awt.Font("Dialog", 0, 14));
    mt4.setText("车辆登记");
    mt5.setFont(new java.awt.Font("Dialog", 0, 14));
    mt5.setText("维修记录");
    mt6.setFont(new java.awt.Font("Dialog", 0, 14));
    mt6.setText("费用支出");
    mt7.setFont(new java.awt.Font("Dialog", 0, 14));
    mt7.setText("加油支出");
    mi_feiyong.setFont(new java.awt.Font("Dialog", 0, 16));
    mi_feiyong.setText("【费用管理】");
    mt8.setFont(new java.awt.Font("Dialog", 0, 14));
    mt8.setText("车票收入");
    mt9.setFont(new java.awt.Font("Dialog", 0, 14));
    mt9.setText("维修费用");
    mt10.setFont(new java.awt.Font("Dialog", 0, 14));
    mt10.setText("工资支出");
    mt11.setFont(new java.awt.Font("Dialog", 0, 14));
    mt11.setText("加油费用");
    mi_xianlu.setFont(new java.awt.Font("Dialog", 0, 16));
    mi_xianlu.setText("【线路管理】");
    mt12.setFont(new java.awt.Font("Dialog", 0, 14));
    mt12.setText("公交线路设置");
    mi_gongju.setFont(new java.awt.Font("Dialog", 0, 16));
    mi_gongju.setText("【小工具】");
    mt13.setFont(new java.awt.Font("Dialog", 0, 14));
    mt13.setText("金额大小写转换");
    mt14.setFont(new java.awt.Font("Dialog", 0, 14));
    mt14.setText("电话区号邮政编码");
    pa2.setFont(new java.awt.Font("Dialog", 0, 16));
    this.getContentPane().add(pa1, BorderLayout.NORTH);
    this.getContentPane().add(pa2, BorderLayout.WEST);
    this.getContentPane().add(pa3,"Center");
    pa3.add(la);
    this.setJMenuBar(jMenuBar1);
    jMenuBar1.add(mi_xitong);
    jMenuBar1.add(mi_cheliang);
    jMenuBar1.add(mi_feiyong);
    jMenuBar1.add(mi_xianlu);
    jMenuBar1.add(mi_gongju);
    mi_xitong.add(mt1);
    mi_xitong.add(mt2);
    mi_xitong.add(mt3);
    mi_cheliang.add(mt4);
    mi_cheliang.add(mt5);
    mi_cheliang.add(mt6);
    mi_cheliang.add(mt7);
    mi_feiyong.add(mt8);
    mi_feiyong.add(mt9);
    mi_feiyong.add(mt10);
    mi_feiyong.add(mt11);
    mi_xianlu.add(mt12);
    mi_gongju.add(mt13);
    mi_gongju.add(mt14);
    mt1.addActionListener(new AL());
    //this.setBackground(Color.cyan);
    this.setVisible(true);
  }
  class AL implements ActionListener
  {
    public void actionPerformed(ActionEvent e)
    {
      if(e.getSource()==mt1)
      {
           pt p=new pt();
           System.out.println("选中我了");
           MainFrame.this.getContentPane().add(p);
           //MainFrame.this.getContentPane().validate();
      }
    }
  }
}