Fixed a crash in the Notification expandHelper

Bug: 18004384 Change-Id: I3b8e60041c527689722591962f384ea91f4a954a
2014-10-28 15:20:34 +01:00
parent 3a9c10a286
commit 1b7f51ebc6
1 changed files with 3 additions and 0 deletions
--- a/packages/SystemUI/src/com/android/systemui/ExpandHelper.java
+++ b/packages/SystemUI/src/com/android/systemui/ExpandHelper.java
@@ -351,6 +351,9 @@ public class ExpandHelper implements Gefingerpoken {
                mVelocityTracker.addMovement(event);
                break;
            case MotionEvent.ACTION_MOVE:
+                if (mVelocityTracker == null) {
+                    mVelocityTracker = VelocityTracker.obtain();
+                }
                mVelocityTracker.addMovement(event);
                break;
            default: