tj.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 java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.Vector;

class tj extends JFrame 
{
  JLabel cp=new JLabel("车牌");
  JTextField tf_cp=new JTextField(10);
  JLabel cl=new JLabel("车辆类型");
  JComboBox bo=new JComboBox();
  JLabel cy=new JLabel("车辆颜色");
  String[] colors={" 白色","红色","蓝色","绿色"};
  JComboBox box=new JComboBox(colors);
  JLabel sj=new JLabel("司机");
  JTextField tf_sj=new JTextField(10);
  JButton bt_img=new JButton(new ImageIcon("1.GIF"));
  JLabel bz=new JLabel("备注:");
  JTextArea ta=new JTextArea(20,20);
  JButton bt_save=new JButton("保存");
  JButton bt=new JButton("取消");
  BusManager db=new BusManager();
  tj()
  {
    this.setSize(500,500);
    this.setTitle("车辆信息");
    Container ct=this.getContentPane();
    JPanel pc=new JPanel();
    pc.setLayout(new GridBagLayout());
    GridBagConstraints cons=new GridBagConstraints();
    cons.insets=new Insets(10,10,10,10);
    cons.gridx=0;
    cons.gridy=0;
    pc.add(cp,cons);
    cons.gridx=1;
    cons.gridy=0;
    pc.add(tf_cp,cons);
    cons.gridx=2;
    cons.gridy=0;
    bo.addItem("卡车");
    bo.addItem("微型车");
    bo.addItem("客车");
    bo.addItem("摩托车");
    bo.addItem("轿车");
    bo.addItem("巴士");
    bo.addItem("中巴士");
    pc.add(cl,cons);
    cons.gridx=3;
    cons.gridy=0;
    bo.setPreferredSize(new Dimension(100,20));
    pc.add(bo,cons);
    cons.gridx=0;
    cons.gridy=1;
    pc.add(cy,cons);
    cons.gridx=1;
    cons.gridy=1;
    box.setPreferredSize(new Dimension(110,20));
    pc.add(box,cons);
    cons.gridx=2;
    cons.gridy=1;
    pc.add(sj,cons);
    cons.gridx=3;
    cons.gridy=1;
    pc.add(tf_sj,cons);
    cons.gridx=4;
    cons.gridy=1;
    pc.add(bt_img,cons);
    bt_img.addActionListener(new Al());
    cons.gridx=0;
    cons.gridy=2;
    pc.add(bz,cons);
    ct.add(pc,"North");
	ta.setLineWrap(true);//设置转行
	JScrollPane sp=new JScrollPane(ta);
	ct.add(sp,"Center");
    JPanel ps=new JPanel();
    bt_save.setPreferredSize(new Dimension(60,25));
    bt_save.setBorder(BorderFactory.createLoweredBevelBorder());
    ps.add(bt_save);
    bt_save.addActionListener(new Al());
    bt.setPreferredSize(new Dimension(60,25));
    bt.setBorder(BorderFactory.createLoweredBevelBorder());
    ps.add(bt);
    bt.addActionListener(new Al());
    ct.add(ps,"South");
    this.setVisible(true);
  }
  public void setName(String siji){
  	tf_sj.setText(siji);
  }
  class Al implements ActionListener{
  	public void actionPerformed(ActionEvent e){
  		if(e.getSource()==bt_img)
  		{
  		   cx c=new cx(tj.this);
  		   
  		}
  		else if(e.getSource()==bt_save)
  		{
  			if(tf_cp.getText().equals(""))
  			{
  				JOptionPane.showMessageDialog(null,"车牌号不能为空!");
  			}
  			else
  			{
  				tf_cp.setText("");
  				tf_sj.setText("");
  				ta.setText("");
  				}
  		}
  		else if(e.getSource()==bt)
  		{
  			tj.this.setCursor(Cursor.HAND_CURSOR);
  		    tj.this.dispose();
  			}
  		}
  	}
}