a0b776def82f001d17a39fa8a118b5a5

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 ImageIcon icon=new ImageIcon("1.jpg");
	private JLabel lbImg=new JLabel(icon);
	private ImageIcon icon1=new ImageIcon("13.jpg");
	private JLabel lbicon1=new JLabel(icon1);
	
	private Thread thread;
	private Color color;
	public CarInfo()
	{
		thread=new Thread(this);
		thread.start();
		this.init();
	    this.setVisible(true);
	}
	public void init()
	{
		  lbTitile.setBounds(196, 70, 230, 80);
		  Font font=new Font("楷体",Font.BOLD,15);
		  lbTitile.setFont(font);
		  lbTitile.setForeground(Color.BLUE);
		  
		  
		  
		  lbNum.setBounds(200, 130, 150, 40);
		  lbName.setBounds(200, 160, 150, 40);
		  lbID.setBounds(200, 190, 150, 40);
		  lbResult.setBounds(200, 220, 150, 40);
		  lbChange.setBounds(200, 250, 150, 40);
		  lbChangePrice.setBounds(200, 280, 150, 40);
		  lbChangeNum.setBounds(200, 310, 150, 40);
		  lbUseTime.setBounds(200, 340, 150, 40);
		  lbHourMoney.setBounds(200, 370, 150, 40);
		  lbPerson.setBounds(200, 400, 150, 40);
		  lbNum.setForeground(Color.green);
		  lbName.setForeground(Color.green);
		  lbID.setForeground(Color.green);
		  lbResult.setForeground(Color.green);
		  lbChange.setForeground(Color.green);
		  lbChangePrice.setForeground(Color.green);
		  lbChangeNum.setForeground(Color.green);
		  lbUseTime.setForeground(Color.green);
		  lbHourMoney.setForeground(Color.green);
		  lbPerson.setForeground(Color.green);
		  
		  chooseColor();
		  tfNum.setBounds(280, 138, 140, 20);
		  tfName.setBounds(280, 168, 140, 20);
		  tfID.setBounds(280, 198, 140, 20);
		  tfResult.setBounds(280, 228, 140, 20);
		  tfChange.setBounds(280, 258, 140, 20);
		  tfChangePrice.setBounds(280, 288, 140, 20);
		  tfChangeNum.setBounds(280, 318, 140, 20);
		  tfUseTime.setBounds(280, 348, 140, 20);
		  tfHourMoney.setBounds(280, 378, 140, 20);
		  tfPerson.setBounds(280, 408, 140, 20);
		  lbicon1.setBounds(480, 220, 139, 104);
		  
		  btnSend.setBounds(210, 458, 80, 22);
		  btnCancle.setBounds(330, 458, 80, 22);
		  btnSend.addActionListener(this);
		  btnCancle.addActionListener(this);
		  
		 // lbImg.add(lbicon1);
		  lbImg.add(lbTitile);
		  lbImg.add(lbNum);
		  lbImg.add(lbName);
		  lbImg.add(lbID);
		  lbImg.add(lbResult);
		  lbImg.add(lbChange);
		  lbImg.add(lbChangePrice);
		  lbImg.add(lbChangeNum);
		  lbImg.add(lbUseTime);
		  lbImg.add(lbHourMoney);
		  lbImg.add(lbPerson);
		  
		  lbImg.add(tfNum);
		  lbImg.add(tfName);
		  lbImg.add(tfID);
		  lbImg.add(tfResult);
		  lbImg.add(tfChange);
		  lbImg.add(tfChangePrice);
		  lbImg.add(tfChangeNum);
		  lbImg.add(tfUseTime);
		  lbImg.add(tfHourMoney);
		  lbImg.add(tfPerson);
		  
		  lbImg.add(btnSend);
		  lbImg.add(btnCancle);
		  add(lbImg,SwingConstants.CENTER);
		  
		  
		  
	}
	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
		
			
			
			
		/*	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 cp=tfChangePrice.getText();
			String cn=tfChangeNum.getText();
			String usehour=tfUseTime.getText();
			String chourpay=tfHourMoney.getText();
			String Person=tfPerson.getText();
			
			if(Num.equals(""))
			{
				JOptionPane.showMessageDialog(this, "车牌号码不能为空");
			}
			else if(Name.equals(""))
			{
				JOptionPane.showMessageDialog(this, "车主姓名不能为空");
			}
			else if(ID.equals(""))
			{
				JOptionPane.showMessageDialog(this, "车主身份证不能为空！");
			}
			else if(Result.equals(""))
			{
				JOptionPane.showMessageDialog(this, "维修原因不能为空!");
			}
			else if(Change.equals(""))
			{
				JOptionPane.showMessageDialog(this, "更换部件不能为空!");
			}
			else if(cp.equals(""))
			{
				JOptionPane.showMessageDialog(this, "零件价格不能为空");
			}
			else if(cn.equals(""))
			{
				JOptionPane.showMessageDialog(this, "更换部件数量不能为空!");
			}
			else if(usehour.equals(""))
			{
				JOptionPane.showMessageDialog(this, "维修工时不能为空");
			}
			else if( chourpay.equals(""))
			{
				JOptionPane.showMessageDialog(this, "维修工小时工资不能为空！");
			}
			else if(Person.equals(""))
			{
				JOptionPane.showMessageDialog(this, "维修人员姓名不能为空 ！");
			}
			else 
			{

				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);
			Random rand1=new Random();
			int size=rand1.nextInt(3)+20;
			Font font=new Font("宋体",Font.BOLD,size);
			Color color=new Color(r,g,b);
			lbTitile.setForeground(color);
			lbTitile.setFont(font);
			try
			{
				thread.sleep(500);
			}
			catch(Exception e)
			{
				e.printStackTrace();
			}
		}
	}
}