Return correct year in DayPickerPagerAdapter.getYearForPosition()

Previously it wasn't offsetting the position by the min date's month,
so it would be off by a year if the min date wasn't in January. Also
now updates button visibility whenever the ViewPager's range changes.

Bug: 21203303
Change-Id: Id7a41a4fa48843943c744fb0fecd4bebb798cee5

1 files changed, 2 insertions, 2 deletions

diff --git a/core/java/android/widget/DayPickerView.java b/core/java/android/widget/DayPickerView.java
index a434317..dc772fb 100644
--- a/core/java/android/widget/DayPickerView.java
+++ b/core/java/android/widget/DayPickerView.java
@@ -176,8 +176,6 @@ class DayPickerView extends ViewGroup {
                 }
             }
         });
-
-        updateButtonVisibility(mViewPager.getCurrentItem());
     }
 
     private void updateButtonVisibility(int position) {
@@ -346,6 +344,8 @@ class DayPickerView extends ViewGroup {
         // Changing the min/max date changes the selection position since we
         // don't really have stable IDs. Jumps immediately to the new position.
         setDate(mSelectedDay.getTimeInMillis(), false, false);
+
+        updateButtonVisibility(mViewPager.getCurrentItem());
     }
 
     /**