Java by API/javax.sound.sampled/Line — различия между версиями

Материал из Java эксперт
Перейти к: навигация, поиск
м (1 версия)
 
(нет различий)

Версия 17:43, 31 мая 2010

Line: addLineListener(LineListener listener)

    
import java.io.File;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.Line;
import javax.sound.sampled.LineEvent;
import javax.sound.sampled.LineListener;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
public class Main extends Object implements LineListener {
  File soundFile;
  JDialog playingDialog;
  Clip clip;
  public static void main(String[] args) throws Exception {
    Main s = new Main();
  }
  public Main() throws Exception {
    JFileChooser chooser = new JFileChooser();
    chooser.showOpenDialog(null);
    soundFile = chooser.getSelectedFile();
    System.out.println("Playing " + soundFile.getName());
    Line.Info linfo = new Line.Info(Clip.class);
    Line line = AudioSystem.getLine(linfo);
    clip = (Clip) line;
    clip.addLineListener(this);
    AudioInputStream ais = AudioSystem.getAudioInputStream(soundFile);
    clip.open(ais);
    clip.start();
  }
  public void update(LineEvent le) {
    LineEvent.Type type = le.getType();
    if (type == LineEvent.Type.OPEN) {
      System.out.println("OPEN");
    } else if (type == LineEvent.Type.CLOSE) {
      System.out.println("CLOSE");
      System.exit(0);
    } else if (type == LineEvent.Type.START) {
      System.out.println("START");
      playingDialog.setVisible(true);
    } else if (type == LineEvent.Type.STOP) {
      System.out.println("STOP");
      playingDialog.setVisible(false);
      clip.close();
    }
  }
}





Line: Info.Info(Class<?> lineClass)

    
import java.io.File;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.Line;
import javax.sound.sampled.LineEvent;
import javax.sound.sampled.LineListener;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
public class Main extends Object implements LineListener {
  File soundFile;
  JDialog playingDialog;
  Clip clip;
  public static void main(String[] args) throws Exception {
    Main s = new Main();
  }
  public Main() throws Exception {
    JFileChooser chooser = new JFileChooser();
    chooser.showOpenDialog(null);
    soundFile = chooser.getSelectedFile();
    System.out.println("Playing " + soundFile.getName());
    Line.Info linfo = new Line.Info(Clip.class);
    Line line = AudioSystem.getLine(linfo);
    clip = (Clip) line;
    clip.addLineListener(this);
    AudioInputStream ais = AudioSystem.getAudioInputStream(soundFile);
    clip.open(ais);
    clip.start();
  }
  public void update(LineEvent le) {
    LineEvent.Type type = le.getType();
    if (type == LineEvent.Type.OPEN) {
      System.out.println("OPEN");
    } else if (type == LineEvent.Type.CLOSE) {
      System.out.println("CLOSE");
      System.exit(0);
    } else if (type == LineEvent.Type.START) {
      System.out.println("START");
      playingDialog.setVisible(true);
    } else if (type == LineEvent.Type.STOP) {
      System.out.println("STOP");
      playingDialog.setVisible(false);
      clip.close();
    }
  }
}