SeekBar Sınıfı

setOnSeekBarChangeListener metodu
Şöyle yaparız.

progressBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
  @Override
  public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
    ...
  }

  @Override
  public void onStartTrackingTouch(SeekBar seekBar) {...}
            

  @Override
  public void onStopTrackingTouch(SeekBar seekBar) {...}

});

setProgress metodu
Şöyle yaparız.

int percent = ...;
progressBar.setProgress(percent);

setSecondaryProgress metodu
Şöyle yaparız.

int percent = ...;
progressBar.setSecondaryProgress(percent);