Fix spring animation

Do not stop a spring animation if the to value got
changed while notifying the target property change.
(cherry picked from commit 3f2a4f34f6206e3a94915a8d50ddfe81e047b88b)

1 files changed, 3 insertions, 1 deletions

diff --git a/src/declarative/util/qdeclarativespringanimation.cpp b/src/declarative/util/qdeclarativespringanimation.cpp
index d7c0f90..58d81ad 100644
--- a/src/declarative/util/qdeclarativespringanimation.cpp
+++ b/src/declarative/util/qdeclarativespringanimation.cpp
@@ -183,11 +183,13 @@ void QDeclarativeSpringAnimationPrivate::tick(int time)
         lastTime = time;
     }
 
+    qreal old_to = to;
+
     QDeclarativePropertyPrivate::write(defaultProperty, currentValue,
                                        QDeclarativePropertyPrivate::BypassInterceptor |
                                        QDeclarativePropertyPrivate::DontRemoveBinding);
 
-    if (stop)
+    if (stop && old_to == to) // do not stop if we got restarted
         clock.stop();
 }