代码测试可用使用的，运行结果非常辣眼睛，有种二十一世纪初流行于广大中小学生之间的失落非主流的感觉！

还是比较有参考网上卖的，获取当前日期时间，日期类格式化，图形界面的开发等。

java awt实现小程序动态闪图源码例子:I Iove You，不方便截取动态图，这里仅截取png格式图以供参考，可自己测试。

package cn.ecit.iloveyou;

import java.awt.Color;

import java.awt.Font;

import java.awt.Frame;

import java.awt.Graphics;

import java.awt.event.WindowEvent;

import java.awt.event.WindowListener;

import java.util.Date;

public class ILoveYou extends Frame implements Runnable {

public ILoveYou() {

// this.setComponentZOrder(this, 2);

this.setBounds(Constant.X, Constant.Y, Constant.WIDTH, Constant.HEIGHT);

this.setTitle(Constant.string);

this.setVisible(true);

this.setBackground(Color.BLACK);

this.setExtendedState(MAXIMIZED_BOTH);

this.addWindowListener(new WindowListener() {

@Override

public void windowOpened(WindowEvent e) {

}

@Override

public void windowIconified(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowDeiconified(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowDeactivated(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowClosing(WindowEvent e) {

System.exit(0);

}

@Override

public void windowClosed(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowActivated(WindowEvent e) {

// TODO Auto-generated method stub

}

}

);

}

public void paint(Graphics g) {

for (int i = 0; i < 500; i++) {

g.setColor(new Color((int) (Math.random() * 256), (int) (Math

.random() * 256), (int) (Math.random() * 256)));

g.drawString("★", (int) (Math.random() * 1366), (int) (Math

.random() * 768));

}

g.setFont(new Font("微软雅黑", Font.BOLD, 150));

g.drawString(Constant.string, Constant.X - 80, Constant.Y + 250);

g.setColor(new Color((int) (Math.random() * 256),

(int) (Math.random() * 256), (int) (Math.random() * 256)));

g.drawString(new Date().toLocaleString(), 5, 200);

g.setColor(new Color((int) (Math.random() * 256),

(int) (Math.random() * 256), (int) (Math.random() * 256)));

g.setFont(new Font("微软雅黑", Font.BOLD, 200));

g.drawString(Constant.string1, 100, 650);

}

@Override

public void run() {

while (true) {

try {

Thread.sleep(500);

}

catch (Exception e) {

e.printStackTrace();

}

repaint();

}

}

public static void main(String[] args) {

new Thread(new ILoveYou()).start();

}

}

package cn.ecit.iloveyou;

import java.awt.Toolkit;

public class Constant {

static final int WIDTH = 800;

static final int HEIGHT = 450;

static final int X = (Toolkit.getDefaultToolkit().getScreenSize().width - WIDTH) / 2;

static final int Y = (Toolkit.getDefaultToolkit().getScreenSize().height - HEIGHT) / 2;

static final int WIDTH_BUFF = 300;

static final int HEIGHT_BUFF = 100;

static final int X_BUFF = (WIDTH - WIDTH_BUFF) / 2;

static final int Y_BUFF = (HEIGHT - HEIGHT_BUFF) / 2;

static final String string = "I LOVE YOU !";

static final String string1 = "★ 一生一世 ★";

}

运行结果：

总结

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