newuser.java

用java语言编写的银行管理系统

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

public class NewUser extends JFrame implements ActionListener
{
	JLabel[] Jl={new JLabel("您的帐号"),new JLabel("初始密码"),
	new JLabel("          恭喜你，开户成功"),
	new JLabel("请记您的用户名和密码"),
	new JLabel("点击确认进入操作窗口")
	};
	JTextField []Jt={new JTextField("",8),new JTextField("888888",8),
	};
	JButton Jbtn=new JButton("确认");
	Container c;
	static String  count=null;
		
	public NewUser()
	{
		super("开户成功");
		
		c=getContentPane();
		c.setLayout(new BorderLayout());
		


	       /*数据库判断*/
		 try{
             Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");//声明驱动程序
             String url="jdbc:odbc:info";//指定数据源名
             Connection con=DriverManager.getConnection(url);//连接数据库
           PreparedStatement stm=con.prepareStatement
           ("select  帐户 from 客户信息");
           ResultSet result=stm.executeQuery();
           while(result.next())
           {
           	  count=result.getString(1);
           }
           Jt[0].setText(count);      
			 con.close();
          }catch(Exception ev){}
                



		
		JPanel []Jp={new JPanel(),new JPanel()};
		Jp[0].setLayout(new GridLayout(2,2));
		Jp[1].setLayout(new GridLayout(3,1));
		for(int i=0;i<Jt.length;i++)
		{
			Jp[0].add(Jl[i]);
			Jp[0].add(Jt[i]);
		}
		Jp[1].add(Jl[3]);
		Jp[1].add(Jl[4]);
		Jp[1].add(Jbtn);
		Jbtn.addActionListener(this);
		c.add(Jl[2],BorderLayout.NORTH);
		c.add(Jp[0],BorderLayout.CENTER);
		c.add(Jp[1],BorderLayout.SOUTH);	
	    setSize(250,200);
               show();
        setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
	}
	
    public void actionPerformed(ActionEvent e)
	{
	   if(e.getSource()==Jbtn)
	   {
	   	  this.dispose();
	   	  new UserOP(count);
	   }		
	}	
	
	public void windowClosed(WindowEvent e)
	{
		new UserOP(count);
	}
	
	public void windowActivated(WindowEvent e)
 	{
 	}
 	
 	public void windowClosing(WindowEvent e)
 	{
 	}
	
	public void windowDeactivated(WindowEvent e)
	{
	}
	
	public void windowDeiconified(WindowEvent e)
	{
	}
	
	public void windowIconified(WindowEvent e)
	{
	}
	
	public void windowOpened(WindowEvent e)
	{
	}
	
    public static void main(String args[])
	{
		new NewUser();	
	}	
}