@Override
 public void onYearSelected(int year) {
   adjustDayInMonthIfNeeded(mCalendar.get(Calendar.MONTH), year);
   mCalendar.set(Calendar.YEAR, year);
   updatePickers();
   setCurrentView(MONTH_AND_DAY_VIEW);
   updateDisplay(true);
 }
 @Override
 public void onDayOfMonthSelected(int year, int month, int day) {
   mCalendar.set(Calendar.YEAR, year);
   mCalendar.set(Calendar.MONTH, month);
   mCalendar.set(Calendar.DAY_OF_MONTH, day);
   updatePickers();
   updateDisplay(true);
 }
  @Override
  public View onCreateView(
      LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    Log.d(TAG, "onCreateView: ");
    getDialog().getWindow().requestFeature(Window.FEATURE_NO_TITLE);

    View view = inflater.inflate(R.layout.calendar_date_picker_dialog, null);

    mDayOfWeekView = (TextView) view.findViewById(R.id.date_picker_header);
    mMonthAndDayView = (LinearLayout) view.findViewById(R.id.date_picker_month_and_day);
    mMonthAndDayView.setOnClickListener(this);
    mSelectedMonthTextView = (TextView) view.findViewById(R.id.date_picker_month);
    mSelectedDayTextView = (TextView) view.findViewById(R.id.date_picker_day);
    mYearView = (TextView) view.findViewById(R.id.date_picker_year);
    mYearView.setOnClickListener(this);

    int listPosition = -1;
    int listPositionOffset = 0;
    int currentView = MONTH_AND_DAY_VIEW;
    if (savedInstanceState != null) {
      mWeekStart = savedInstanceState.getInt(KEY_WEEK_START);
      mMinYear = savedInstanceState.getInt(KEY_YEAR_START);
      mMaxYear = savedInstanceState.getInt(KEY_YEAR_END);
      currentView = savedInstanceState.getInt(KEY_CURRENT_VIEW);
      listPosition = savedInstanceState.getInt(KEY_LIST_POSITION);
      listPositionOffset = savedInstanceState.getInt(KEY_LIST_POSITION_OFFSET);
    }

    final Activity activity = getActivity();
    mDayPickerView = new DayPickerView(activity, this);
    mYearPickerView = new YearPickerView(activity, this);

    Resources res = getResources();
    mDayPickerDescription = res.getString(R.string.day_picker_description);
    mSelectDay = res.getString(R.string.select_day);
    mYearPickerDescription = res.getString(R.string.year_picker_description);
    mSelectYear = res.getString(R.string.select_year);

    mAnimator = (AccessibleDateAnimator) view.findViewById(R.id.animator);
    mAnimator.addView(mDayPickerView);
    mAnimator.addView(mYearPickerView);
    mAnimator.setDateMillis(mCalendar.getTimeInMillis());
    // TODO: Replace with animation decided upon by the design team.
    Animation animation = new AlphaAnimation(0.0f, 1.0f);
    animation.setDuration(ANIMATION_DURATION);
    mAnimator.setInAnimation(animation);
    // TODO: Replace with animation decided upon by the design team.
    Animation animation2 = new AlphaAnimation(1.0f, 0.0f);
    animation2.setDuration(ANIMATION_DURATION);
    mAnimator.setOutAnimation(animation2);

    mDoneButton = (Button) view.findViewById(R.id.done);
    mDoneButton.setOnClickListener(
        new OnClickListener() {

          @Override
          public void onClick(View v) {
            tryVibrate();
            if (mCallBack != null) {
              mCallBack.onDateSet(
                  CalendarDatePickerDialog.this,
                  mCalendar.get(Calendar.YEAR),
                  mCalendar.get(Calendar.MONTH),
                  mCalendar.get(Calendar.DAY_OF_MONTH));
            }
            dismiss();
          }
        });

    updateDisplay(false);
    setCurrentView(currentView);

    if (listPosition != -1) {
      if (currentView == MONTH_AND_DAY_VIEW) {
        mDayPickerView.postSetSelection(listPosition);
      } else if (currentView == YEAR_VIEW) {
        mYearPickerView.postSetSelectionFromTop(listPosition, listPositionOffset);
      }
    }
    return view;
  }