java窗口登陆

最新推荐文章于 2022-03-24 18:40:14 发布

违规昵称1001

最新推荐文章于 2022-03-24 18:40:14 发布

阅读量683

点赞数

本文链接：https://blog.youkuaiyun.com/u012368971/article/details/41484939

版权

import javax.swing.*;
import java.awt.*;
import java.util.Random;
public class Windows {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO 自动生成的方法存根
		Random ra=new Random();
		int num=ra.nextInt(1000)+1000;
		JFrame window1=new JFrame("用户登录");
        Container con=window1.getContentPane();
        con.setBackground(Color.red);
        window1.setBounds(60,100,400,300);
        window1.setLayout(null);
        JLabel l1=new JLabel("用户名");
        JLabel l2=new JLabel("密码");
        JLabel l3=new JLabel("验证码");
        JLabel l4=new JLabel(Integer.toString(num));        
        JPasswordField j=new JPasswordField(10);
        JTextField j1=new JTextField(10);
        JTextField j2=new JTextField(10);
        JButton b1=new JButton("确定");
        JButton b2=new JButton("重置");
        JButton b3=new JButton("取消");
        window1.setVisible(true);
        window1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        window1.add(l1);
        l1.setBounds(30,30,50,50);
        window1.add(j1);
        j1.setBounds(100,46,100,20);
        window1.add(l2);
        l2.setBounds(30,60,100,100);
        window1.add(j);
        j.setBounds(100,96,100,20);
        window1.add(l3);
        l3.setBounds(30,140,50,50);
        window1.add(j2);
        j2.setBounds(100,148,100,20);
        window1.add(l4);
        l4.setBounds(222,119,100,100);
        window1.add(b1);
        b1.setBounds(30,200,100,30);
        window1.add(b2);
        b2.setBounds(130,200,100,30);
        window1.add(b3);	
        b3.setBounds(230,200,100,30);
        		
  	}

}