denglu.java

简易图书管理样板 其他功能仿照即可 小弟能力有限

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
class denglu extends JFrame implements ActionListener
{
	
	JTextField text1;
	JPasswordField text2;
	JLabel l1;
	JLabel l2;
	JButton button1; 
	JButton button2; 
	String str1;
	String str2;
	denglu()
	{
		super("登录");
		Toolkit tool=getToolkit();
		Dimension dim=tool.getScreenSize();
		setBounds(dim.width/2-100,dim.height/2-65,200,130);
		setResizable(false);
		setVisible(true);
		FlowLayout con=new FlowLayout();
		setLayout(con);
		l1=new JLabel("帐号：");
		l2=new JLabel("密码：");
		text1=new JTextField(10);
		text2=new JPasswordField(10);
		button1=new JButton("登录");
		button1.addActionListener(this);
		button2=new JButton("取消");
		button2.addActionListener(this);
		add(l1);
		add(text1);
		add(l2);
		add(text2);
		add(button1);
		add(button2);
		validate();
	}
	public void actionPerformed(ActionEvent e)
	{
		if(e.getSource()==button1)
		{
			if(text1.getText().equals("admin")&&text2.getText().equals("111111"))
			{
				zhujiemian zjm=new zhujiemian();
				zjm.show();
				this.dispose();
			}
		}
		if(e.getSource()==button2)
			this.dispose();		
	}
}
class Main
{
	public static void main(String args[])
	{
		denglu dl=new denglu();
	}
}