@Override public void onReceive(Context context, Intent intent) { String action = intent.getAction(); if (Intent.ACTION_MEDIA_SCANNER_STARTED.equals(action) || Intent.ACTION_MEDIA_SCANNER_FINISHED.equals(action)) { MusicUtils.setSpinnerState(SelectFolderActivity.this); mReScanHandler.sendEmptyMessage(0); } if (Intent.ACTION_MEDIA_UNMOUNTED.equals(action)) { mReScanHandler.sendEmptyMessage(1); } }