From 201e4927f9e23150f460e711a2859dbff3e1353c Mon Sep 17 00:00:00 2001 From: Dominik Holland Date: Tue, 7 Sep 2010 10:31:41 +0200 Subject: Replaced QWeakPointer to *Pointer in QGestureManager. The QWeakPointer was part of a key in a QMap. When the QWeakPointer gets deleted, the key changes and the sorting of the Map was wrong. That leads to an random crash. It should be safe not to use QWeakPointer as we remove pointers from the objectGestures map when a widget or graphicsitem gets destroyed. Reviewed-by: Denis Dzyubenko --- src/gui/kernel/qgesturemanager.cpp | 3 ++- src/gui/kernel/qgesturemanager_p.h | 4 ++-- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/src/gui/kernel/qgesturemanager.cpp b/src/gui/kernel/qgesturemanager.cpp index cb4061e..5c80340 100644 --- a/src/gui/kernel/qgesturemanager.cpp +++ b/src/gui/kernel/qgesturemanager.cpp @@ -162,7 +162,7 @@ void QGestureManager::cleanupCachedGestures(QObject *target, Qt::GestureType typ QMap >::Iterator iter = m_objectGestures.begin(); while (iter != m_objectGestures.end()) { ObjectGesture objectGesture = iter.key(); - if (objectGesture.gesture == type && target == objectGesture.object.data()) { + if (objectGesture.gesture == type && target == objectGesture.object) { QSet gestures = iter.value().toSet(); for (QHash >::iterator it = m_obsoleteGestures.begin(), e = m_obsoleteGestures.end(); it != e; ++it) { @@ -172,6 +172,7 @@ void QGestureManager::cleanupCachedGestures(QObject *target, Qt::GestureType typ m_deletedRecognizers.remove(g); m_gestureToRecognizer.remove(g); } + qDeleteAll(gestures); iter = m_objectGestures.erase(iter); } else { diff --git a/src/gui/kernel/qgesturemanager_p.h b/src/gui/kernel/qgesturemanager_p.h index 747cb1a..0d84b67 100644 --- a/src/gui/kernel/qgesturemanager_p.h +++ b/src/gui/kernel/qgesturemanager_p.h @@ -106,13 +106,13 @@ private: struct ObjectGesture { - QWeakPointer object; + QObject* object; Qt::GestureType gesture; ObjectGesture(QObject *o, const Qt::GestureType &g) : object(o), gesture(g) { } inline bool operator<(const ObjectGesture &rhs) const { - if (object.data() < rhs.object.data()) + if (object < rhs.object) return true; if (object == rhs.object) return gesture < rhs.gesture; -- cgit v0.12