mediaplayer.java

用java做的一个播放器

package Media;

import java.awt.Toolkit;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import java.awt.Dimension;
import java.awt.event.*;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2001</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class MediaPlayer {
  boolean packFrame = false;
  /**
   * Construct and show the application.
   */
  public MediaPlayer(){
    MediaFrame frame = new MediaFrame();
    // Validate frames that have preset sizes
    // Pack frames that have useful preferred size info, e.g. from their layout
    if (packFrame) {
      frame.pack();
    }
    else {
      frame.validate();
    }

    // Center the window
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension frameSize = frame.getSize();
    if (frameSize.height > screenSize.height) {
      frameSize.height = screenSize.height;
    }
    if (frameSize.width > screenSize.width) {
      frameSize.width = screenSize.width;
    }
    frame.setLocation( (screenSize.width - frameSize.width) / 2,
                      (screenSize.height - frameSize.height) / 2);
    frame.setVisible(true);
  }

  /**
   * Application entry point.
   *
   * @param args String[]
   */
  public static void main(String[] args) {
    SwingUtilities.invokeLater(new Runnable() {
      public void run() {
        try {
          UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        }
        catch (Exception exception) {
          exception.printStackTrace();
        }

        new MediaPlayer();
      }
    });
  }
}
/*
 For example, here are a few common content types:

 Wave audio files: audio/x-wav
 AU audio files: audio/basic
 MP3 audio files: audio/mpeg
 MIDI files: audio/midi
 Tone sequences: audio/x-tone-seq
*/

/*
  String ext=null;
  int i = name.lastIndexOf('.');
  if (i > 0 &&  i < name.length() - 1) {
      ext = name.substring(i+1).toLowerCase();
  }
  System.out.println(""+ext);
*/