diff options
| -rw-r--r-- | src/gui/kernel/qgesturemanager.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gui/kernel/qgesturemanager.cpp b/src/gui/kernel/qgesturemanager.cpp index fe9dd8a..e768a21 100644 --- a/src/gui/kernel/qgesturemanager.cpp +++ b/src/gui/kernel/qgesturemanager.cpp @@ -129,7 +129,12 @@ Qt::GestureType QGestureManager::registerGestureRecognizer(QGestureRecognizer *r void QGestureManager::unregisterGestureRecognizer(Qt::GestureType type) { QList<QGestureRecognizer *> list = m_recognizers.values(type); - m_recognizers.remove(type); + while (QGestureRecognizer *recognizer = m_recognizers.take(type)) { + if (!m_obsoleteGestures.contains(recognizer)) { + // inserting even an empty QSet will cause the recognizer to be deleted on destruction of the manager + m_obsoleteGestures.insert(recognizer, QSet<QGesture *>()); + } + } foreach (QGesture *g, m_gestureToRecognizer.keys()) { QGestureRecognizer *recognizer = m_gestureToRecognizer.value(g); if (list.contains(recognizer)) { |