Show Media Volume Slider on the UI

  leftAm = (AudioManager)getSystemService(Context.AUDIO_SERVICE);     int maxVolume = leftAm.getStreamMaxVolume(AudioManager.STREAM_MUSIC);     int curVolume = leftAm.getStreamVolume(AudioManager.STREAM_MUSIC);     SeekBar volControl = (SeekBar)findViewById(R.id.leftVolume);     volControl.setMax(maxVolume);     volControl.setProgress(curVolume);     volControl.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {     @Override     public void onStopTrackingTouch(SeekBar arg0) {      // TODO Auto-generated method stub     }     @Override     public void onStartTrackingTouch(SeekBar arg0) {      // TODO Auto-generated method stub     }     @Override     public void onProgressChanged(SeekBar arg0, int arg1, boolean arg2) {      // TODO Auto-generated method stub      leftAm.setStreamVolume(AudioManager.STREAM_MUSIC, arg1, 0);     }    });  

xml:

<SeekBar             android:layout_width="fill_parent"             android:layout_height="wrap_content"             android:id="@+id/volumebar"             android:max="100"             android:paddingBottom="10dip"/>

http://stackoverflow.com/questions/9488117/android-show-media-volume-slider-on-the-ui