8069895eb62f001d1f0abcb6978f43af

这个一个用j2se实现的汽车销售管理系统

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import java.util.*;
import java.sql.*;
public class CarInfo extends JPanel implements ActionListener,Runnable{

	/**
	 * 汽车维修
       车牌号码
       车主姓名
       车主身份证号
        更 换 零 件
        耗用零件数量
        修理工时
        小时工资
       维修人员
       维修原因

	 */
	private JLabel lbTitile=new JLabel("欢迎进入汽车维修界面",JLabel.CENTER);
	private JLabel lbNum=new JLabel("车牌号码：");
	private JLabel lbName=new JLabel("车主姓名：");
	private JLabel lbID=new JLabel("车主身份证号：");
	private JLabel lbResult=new JLabel("维修原因:");
	private JLabel lbChange=new JLabel("更换部件名称:");
	private JLabel lbChangePrice=new JLabel("零件价格");
	private JLabel lbChangeNum=new JLabel("耗用零件数量:");
	private JLabel lbUseTime=new JLabel("修理工时:");
	private JLabel lbHourMoney=new JLabel("小时工资:");
	private JLabel lbPerson=new JLabel("维修人员:");
	
	private JTextField tfNum=new JTextField("",10);
	private JTextField tfName=new JTextField("",10);
	private JTextField tfID=new JTextField("",10);
	private JTextField tfResult=new JTextField("",10);
	private JTextField tfChange=new JTextField("",10);
	private JTextField tfChangePrice=new JTextField("",10);
	private JTextField tfChangeNum=new JTextField("",10);
	private JTextField tfUseTime=new JTextField("",10);
	private JTextField tfHourMoney=new JTextField("",10);
	private JTextField tfPerson=new JTextField("",10);
	
	private JButton btnSend=new JButton("提交");
	private JButton btnCancle=new JButton("重置");
	
	private Thread thread;
	private Color color;
	public CarInfo()
	{
		
		thread=new Thread(this);
		thread.start();
		this.init();
	    this.setVisible(true);
	   
	}
	public void init()
	{
		JPanel pleft=new JPanel();
		pleft.setLayout(new GridLayout(10,1,3,3));
		pleft.add(lbNum);
		pleft.add(lbName);
		pleft.add(lbID);
		pleft.add(lbResult);
		pleft.add(lbChange);
		pleft.add(lbChangePrice);
		pleft.add(lbChangeNum);
		pleft.add(lbUseTime);
		pleft.add(lbHourMoney);
		pleft.add(lbPerson);
		pleft.setBackground(Color.green);
		Color color=Color.red;
		lbNum.setForeground(color);
		lbName.setForeground(color);
		lbID.setForeground(color);
		lbResult.setForeground(color);
		lbChange.setForeground(color);
		lbChangePrice.setForeground(color);
		lbChangeNum.setForeground(color);
		lbUseTime.setForeground(color);
		lbHourMoney.setForeground(color);
		lbPerson.setForeground(color);
		
		JPanel pright=new JPanel();
		pright.setLayout(new GridLayout(10,1,3,3));
		chooseColor();
		pright.add(tfNum);
		pright.add(tfName);
		pright.add(tfID);
		pright.add(tfResult);
		pright.add(tfChange);
		pright.add(tfChangePrice);
		pright.add(tfChangeNum);
		pright.add(tfUseTime);
		pright.add(tfHourMoney);
		pright.add(tfPerson);
		//pright.setBackground(Color.red);
		
		JPanel pbuttom=new JPanel();
		pbuttom.add(btnSend);
		pbuttom.add(btnCancle);
		btnSend.setForeground(Color.pink);
		btnCancle.setForeground(Color.pink);
		pbuttom.setBackground(Color.red);
		btnSend.addActionListener(this);
		btnCancle.addActionListener(this);
		
		JPanel plr=new JPanel();
		plr.setLayout(new BorderLayout());
		plr.add(pleft,"West");
		plr.add(pright,"East");
	
		JPanel pTitle=new JPanel();
		pTitle.setLayout(new BorderLayout(3,4));
		pTitle.add(lbTitile,"Center");
		pTitle.setBackground(Color.LIGHT_GRAY);
		JPanel pMid=new JPanel();
		pMid.setLayout(new BorderLayout());
		pMid.add(pTitle,"North");
		pMid.add(plr,"Center");
		pMid.add(pbuttom,"South");	
		
		
		
		this.add(pMid);
		this.setBackground(Color.green);
		
		
	}
	public void chooseColor()
	{
		 color=JColorChooser.showDialog(CarInfo.this, "设置文本框背景颜色", color);
		 tfNum.setBackground(color);
		 tfName.setBackground(color);
		 tfID.setBackground(color);
		 tfResult.setBackground(color);
		 tfChange.setBackground(color);
		 tfChangePrice.setBackground(color);
		 tfChangeNum.setBackground(color);
		 tfUseTime.setBackground(color);
		 tfHourMoney.setBackground(color);
		 tfPerson.setBackground(color);
		
	}
	public void actionPerformed(ActionEvent e)
	{
		if(e.getSource()==btnSend)
		{
			dealBtnSend();
		}
		else if(e.getSource()==btnCancle)
		{
			dealBtnCancle();
		}
	}
	public void dealBtnSend()
	{
		try
		{
			String Num=tfNum.getText();
			String Name=tfName.getText();
			String ID=tfID.getText();
			String Result=tfResult.getText();//维修原因
			String Change=tfChange.getText();//更换部件名称
			//String ChangeNum=tfChangeNum.getText().trim();//耗用零件数量
			//String UseTime=tfUseTime.getText();//修理工时
			//String HourMoney=tfHourMoney.getText();//小时时间
			String Person=tfPerson.getText();
			float ChangePrice=Float.parseFloat(tfChangePrice.getText().trim());
			int ChangNum=Integer.parseInt(tfChangeNum.getText().trim());
			float UseTime=Float.parseFloat(tfUseTime.getText().trim());
			float HourMoney=Float.parseFloat(tfHourMoney.getText().trim());
			float PersonMoney=3*(UseTime*HourMoney);//修车费
			float ChangAllMoney=ChangePrice*ChangNum;//零件费用
			float TotallMoney=PersonMoney+ChangAllMoney;//修车费
			String sql="insert into CarInfo values(?,?,?,?,?,?,?,?,?,?,?,?,?)";
			ConToDB DB=new ConToDB();
			DB.LinkDB();
			PreparedStatement st=DB.con.prepareStatement(sql);
			
			st.setString(1, Num);
			st.setString(2, Name);
			st.setString(3, ID);
			st.setString(4, Change);
		    st.setFloat(5, ChangePrice);
		    st.setInt(6, ChangNum);
		    st.setFloat(7, UseTime);
		    st.setFloat(8, HourMoney);
		    st.setString(9, Person);
		    st.setString(10, Result);
		    st.setFloat(11, ChangAllMoney);
		    st.setFloat(12,PersonMoney );
		    st.setFloat(13, TotallMoney);
		    
		    st.executeUpdate();
		    JOptionPane.showMessageDialog(this, "维修信息添加成功！");
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}
	}
	public void dealBtnCancle()
	{
		try
		{
			tfNum.setText("");
			tfName.setText("");
			tfID.setText("");
			tfResult.setText("");
			tfChange.setText("");
			tfChangePrice.setText("");
			tfChangeNum.setText("");
			tfUseTime.setText("");
			tfHourMoney.setText("");
			tfPerson.setText("");
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}
	}
	public void run()
	{
		while(true)
		{
			Random rand=new Random();
			int r=rand.nextInt(255);
			int g=rand.nextInt(255);
			int b=rand.nextInt(255);
			Font font=new Font("宋体",Font.BOLD,20);
			Color color=new Color(r,g,b);
			lbTitile.setForeground(color);
			lbTitile.setFont(font);
			try
			{
				thread.sleep(500);
			}
			catch(Exception e)
			{
				e.printStackTrace();
			}
		}
	}
	public static void main(String[] args) {
		// TODO Auto-generated method stub
             new CarInfo();
	}

}