1 files changed, 17 insertions, 0 deletions
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
index 772fab6..4ec8b43 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -1790,6 +1790,7 @@ public class NotificationStackScrollLayout extends ViewGroup
         ((ExpandableView) child).setOnHeightChangedListener(this);
         generateAddAnimation(child, false /* fromMoreCard */);
         updateAnimationState(child);
+        updateChronometerForChild(child);
         if (canChildBeDismissed(child)) {
             // Make sure the dismissButton is visible and not in the animated state.
             // We need to do this to avoid a race where a clearable notification is added after the
@@ -2299,6 +2300,21 @@ public class NotificationStackScrollLayout extends ViewGroup
         mStackScrollAlgorithm.setIsExpanded(isExpanded);
         if (changed) {
             updateNotificationAnimationStates();
+            updateChronometers();
+        }
+    }
+
+    private void updateChronometers() {
+        int childCount = getChildCount();
+        for (int i = 0; i < childCount; i++) {
+            updateChronometerForChild(getChildAt(i));
+        }
+    }
+
+    private void updateChronometerForChild(View child) {
+        if (child instanceof ExpandableNotificationRow) {
+            ExpandableNotificationRow row = (ExpandableNotificationRow) child;
+            row.setChronometerRunning(mIsExpanded);
         }
     }
 
@@ -2321,6 +2337,7 @@ public class NotificationStackScrollLayout extends ViewGroup
         }
         mStackScrollAlgorithm.onReset(view);
         updateAnimationState(view);
+        updateChronometerForChild(view);
     }
 
     private void updateScrollPositionOnExpandInBottom(ExpandableView view) {