splashscreen.java

基于JMF实现的MediaPlayer.

/*
 * SplashScreen.java
 *
 * Created on 2006年5月13日, 下午2:40
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package media;

/**
 *
 * @author freezing
 */
import javax.swing.*;
import java.awt.*;
import java.awt.*;
class SplashScreen extends JWindow
{
	private JLabel centerLabel;
	private JProgressBar progressBar;
	private Container c;
	private int index;
	private int pause;
	private boolean stop;
	public SplashScreen()
	{
		index=0;
		pause=500;
		stop=false;
		c=this.getContentPane();
		centerLabel=new JLabel(new ImageIcon("Image\\splash.jpg"));
		progressBar=new JProgressBar(JProgressBar.HORIZONTAL);
		progressBar.setMinimum(0);
		progressBar.setMaximum(100);
		progressBar.setValue(0);
		progressBar.setString("正在加载模块...");
		progressBar.setStringPainted(true);
		c.add(centerLabel,BorderLayout.CENTER);
		c.add(progressBar,BorderLayout.SOUTH);
		Dimension screenSize =Toolkit.getDefaultToolkit().getScreenSize(); 
		Dimension labelSize = centerLabel.getPreferredSize(); 
		setLocation(screenSize.width/2 - (labelSize.width/2), screenSize.height/2 - (labelSize.height/2)); 
		pack();
		setVisible(true);
		doRun();
	}
	public void doRun()
	{
		while(!stop)
		{
			try 
 			{ 
			  javax.swing.SwingUtilities.invokeAndWait(new Runnable() {
                                              public void run() {
                                                  progressBar.setValue(progressBar.getValue()+1);
                                                  if(progressBar.getValue()==100)
							  stop=true;
                                             }
                                        });
			  Thread.sleep(80); 
			} 
			catch(Exception e) 
			{ 
				e.printStackTrace(); 
				// 能够捕获InvocationTargetException 
				// 能够捕获InterruptedException 
			}
		}
	}
	public boolean isFinished()
	{
		return stop;
	}
}