QSwipeGestureRecognizer: Fix gesture cancel on direction change.

Task-number: QTBUG-12736
Change-Id: I6d8d09843b45df17cb9158070f63b3397c5b4c07
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@theqtcompany.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/auto/widgets/gestures/qgesturerecognizer/tst_qgesturerecognizer.cpp b/tests/auto/widgets/gestures/qgesturerecognizer/tst_qgesturerecognizer.cpp
index 867c6eb629..833494f25e 100644
--- a/tests/auto/widgets/gestures/qgesturerecognizer/tst_qgesturerecognizer.cpp
+++ b/tests/auto/widgets/gestures/qgesturerecognizer/tst_qgesturerecognizer.cpp
@@ -268,6 +268,7 @@ void tst_QGestureRecognizer::pinchGesture()
 
 enum SwipeSubTest {
     SwipeLineSubTest,
+    SwipeChangeDirectionSubTest,
 };
 
 void tst_QGestureRecognizer::swipeGesture_data()
@@ -275,6 +276,7 @@ void tst_QGestureRecognizer::swipeGesture_data()
     QTest::addColumn<int>("swipeSubTest");
     QTest::addColumn<bool>("gestureExpected");
     QTest::newRow("Line") << int(SwipeLineSubTest) << true;
+    QTest::newRow("ChangeDirection") << int(SwipeChangeDirectionSubTest) << false;
 }
 
 void tst_QGestureRecognizer::swipeGesture()
@@ -311,6 +313,10 @@ void tst_QGestureRecognizer::swipeGesture()
     case SwipeLineSubTest:
         linearSequence(5, moveDelta, swipeSequence, points, &widget);
         break;
+    case SwipeChangeDirectionSubTest:
+        linearSequence(5, moveDelta, swipeSequence, points, &widget);
+        linearSequence(3, QPoint(-moveDelta.x(), moveDelta.y()), swipeSequence, points, &widget);
+        break;
     }
 
     releaseSequence(swipeSequence, points, &widget);