myheaderbean.java

通讯录设计说明 各模块说明 myHeaderBean: 开头动画

package Communication;
import javax.swing.*;
import java.awt.*;

public class myHeaderBean extends JWindow implements Runnable
{
	private	boolean over;
	private Thread nt;
	private Image headcatoon;
	private MediaTracker mt;
	private JProgressBar jpb;
	private backimage bi;	
	private JPanel p1=new JPanel();
	private int value=0;
	public boolean isOver()
	{
		if(over)
			return true;
		return false;
	}
	public myHeaderBean()
	{
		over=false;
		nt=null;
		bi=new backimage();
		setSize(bi.w,bi.h);
		setLocation((1024-bi.w)/2,(768-bi.h)/2);
		jpb=new JProgressBar(0,100);
		jpb.setValue(value);
		p1.setBackground(Color.lightGray);
		p1.add(jpb,"Center");
		p1.add(new JLabel("请稍侯..."),"North");
		getContentPane().add(bi,"Center");
		getContentPane().add(p1,"South");
		setVisible(true);
		nt=new Thread(this);
		nt.start();
	}
	
	public void run()
	{
		while(value<100)
		{
			value+=10;
			jpb.setValue(value);
			try
			{
			nt.sleep(100);
			}
			catch(InterruptedException e)
			{}
		}
		over=true;
		this.dispose();
	}
	
	public static void main(String args[])
	{
		myHeaderBean mhb=new myHeaderBean();
		mhb.show();
	}

}

class backimage extends JPanel
{
	Image image;
	int w,h;
	MediaTracker mt;
	public backimage()
	{
		mt=new MediaTracker(this);
		image=Toolkit.getDefaultToolkit().getImage("Images/backcatoon.jpg");
		mt.addImage(image,0);
		try
		{
			mt.waitForAll();
		}
		catch(InterruptedException e){}
		w=image.getWidth(this);
		h=image.getHeight(this);
	}
	public void paint(Graphics g)
	{
		g.drawImage(image,0,0,this);
	}
}