Fix number counter will keep going after window losed focus.

Use Time pick in AlarmClock, long press on + or -, make an
incoming call or press power key to suspend the device,
after resumed, the counter will keep going without press.

Change-Id: I5e69d5e17d3be9aa78648e6f8e28665ec305b36f

1 files changed, 8 insertions, 0 deletions

diff --git a/core/java/android/widget/NumberPickerButton.java b/core/java/android/widget/NumberPickerButton.java
index 1c8579c..292b668 100644
--- a/core/java/android/widget/NumberPickerButton.java
+++ b/core/java/android/widget/NumberPickerButton.java
@@ -85,4 +85,12 @@ class NumberPickerButton extends ImageButton {
             mNumberPicker.cancelDecrement();
         }
     }
+
+    public void onWindowFocusChanged(boolean hasWindowFocus) {
+        super.onWindowFocusChanged(hasWindowFocus);
+        if (!hasWindowFocus) {
+            cancelLongpress();
+        }
+    }
+
 }