@Override
 public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
   Calendar c = Calendar.getInstance();
   c.set(year, monthOfYear, dayOfMonth, 0, 0, 0);
   c.set(Calendar.MILLISECOND, 0);
   customDateSetListener.onDateSetSuccess(tag, c.getTime());
 }
 @Override
 public void onCancel(DialogInterface dialog) {
   super.onCancel(dialog);
   customDateSetListener.onCancel(tag);
 }