loading.java

来自「简单java成绩管理 提供添加 统计 修改功能」· Java 代码 · 共 43 行

import java.awt.Dimension;
import java.awt.Frame;
import java.awt.GraphicsConfiguration;
import java.awt.Toolkit;
import java.awt.Window;

import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JWindow;


public class loading extends JWindow{
	JLabel label;
	public loading(){
		initwindow();
	}
	public void initwindow(){
		this.setSize(400,300);
		Dimension s=Toolkit.getDefaultToolkit().getScreenSize();
		this.setLocation(s.width/2-200,s.height/2-200);
		//this.setLayout(null);
		
		label=new JLabel(new ImageIcon(getClass().getResource("/image/back.png")));
		
		this.getContentPane().add(label);
		this.setVisible(true);
		
		try {
			Thread.sleep(3000);
		} catch (InterruptedException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		
	}
	public static void main(String[] args) {
		new loading();

	}

}