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-rw-r--r--src/widgets/kernel/qgesturemanager.cpp184
1 files changed, 91 insertions, 93 deletions
diff --git a/src/widgets/kernel/qgesturemanager.cpp b/src/widgets/kernel/qgesturemanager.cpp
index 296d8d31e7..f4bf667ef8 100644
--- a/src/widgets/kernel/qgesturemanager.cpp
+++ b/src/widgets/kernel/qgesturemanager.cpp
@@ -285,106 +285,104 @@ bool QGestureManager::filterEventThroughContexts(const QMultiMap<QObject *,
}
}
}
- if (triggeredGestures.isEmpty() && finishedGestures.isEmpty()
- && newMaybeGestures.isEmpty() && notGestures.isEmpty())
- return consumeEventHint;
-
- QSet<QGesture *> startedGestures = triggeredGestures - m_activeGestures;
- triggeredGestures &= m_activeGestures;
-
- // check if a running gesture switched back to maybe state
- QSet<QGesture *> activeToMaybeGestures = m_activeGestures & newMaybeGestures;
-
- // check if a maybe gesture switched to canceled - reset it but don't send an event
- QSet<QGesture *> maybeToCanceledGestures = m_maybeGestures & notGestures;
-
- // check if a running gesture switched back to not gesture state,
- // i.e. were canceled
- QSet<QGesture *> canceledGestures = m_activeGestures & notGestures;
-
- // new gestures in maybe state
- m_maybeGestures += newMaybeGestures;
-
- // gestures that were in maybe state
- QSet<QGesture *> notMaybeGestures = (startedGestures | triggeredGestures
- | finishedGestures | canceledGestures
- | notGestures);
- m_maybeGestures -= notMaybeGestures;
-
- Q_ASSERT((startedGestures & finishedGestures).isEmpty());
- Q_ASSERT((startedGestures & newMaybeGestures).isEmpty());
- Q_ASSERT((startedGestures & canceledGestures).isEmpty());
- Q_ASSERT((finishedGestures & newMaybeGestures).isEmpty());
- Q_ASSERT((finishedGestures & canceledGestures).isEmpty());
- Q_ASSERT((canceledGestures & newMaybeGestures).isEmpty());
-
- QSet<QGesture *> notStarted = finishedGestures - m_activeGestures;
- if (!notStarted.isEmpty()) {
- // there are some gestures that claim to be finished, but never started.
- // probably those are "singleshot" gestures so we'll fake the started state.
- foreach (QGesture *gesture, notStarted)
+ if (!triggeredGestures.isEmpty() || !finishedGestures.isEmpty()
+ || !newMaybeGestures.isEmpty() || !notGestures.isEmpty()) {
+ QSet<QGesture *> startedGestures = triggeredGestures - m_activeGestures;
+ triggeredGestures &= m_activeGestures;
+
+ // check if a running gesture switched back to maybe state
+ QSet<QGesture *> activeToMaybeGestures = m_activeGestures & newMaybeGestures;
+
+ // check if a maybe gesture switched to canceled - reset it but don't send an event
+ QSet<QGesture *> maybeToCanceledGestures = m_maybeGestures & notGestures;
+
+ // check if a running gesture switched back to not gesture state,
+ // i.e. were canceled
+ QSet<QGesture *> canceledGestures = m_activeGestures & notGestures;
+
+ // new gestures in maybe state
+ m_maybeGestures += newMaybeGestures;
+
+ // gestures that were in maybe state
+ QSet<QGesture *> notMaybeGestures = (startedGestures | triggeredGestures
+ | finishedGestures | canceledGestures
+ | notGestures);
+ m_maybeGestures -= notMaybeGestures;
+
+ Q_ASSERT((startedGestures & finishedGestures).isEmpty());
+ Q_ASSERT((startedGestures & newMaybeGestures).isEmpty());
+ Q_ASSERT((startedGestures & canceledGestures).isEmpty());
+ Q_ASSERT((finishedGestures & newMaybeGestures).isEmpty());
+ Q_ASSERT((finishedGestures & canceledGestures).isEmpty());
+ Q_ASSERT((canceledGestures & newMaybeGestures).isEmpty());
+
+ QSet<QGesture *> notStarted = finishedGestures - m_activeGestures;
+ if (!notStarted.isEmpty()) {
+ // there are some gestures that claim to be finished, but never started.
+ // probably those are "singleshot" gestures so we'll fake the started state.
+ foreach (QGesture *gesture, notStarted)
+ gesture->d_func()->state = Qt::GestureStarted;
+ QSet<QGesture *> undeliveredGestures;
+ deliverEvents(notStarted, &undeliveredGestures);
+ finishedGestures -= undeliveredGestures;
+ }
+
+ m_activeGestures += startedGestures;
+ // sanity check: all triggered gestures should already be in active gestures list
+ Q_ASSERT((m_activeGestures & triggeredGestures).size() == triggeredGestures.size());
+ m_activeGestures -= finishedGestures;
+ m_activeGestures -= activeToMaybeGestures;
+ m_activeGestures -= canceledGestures;
+
+ // set the proper gesture state on each gesture
+ foreach (QGesture *gesture, startedGestures)
gesture->d_func()->state = Qt::GestureStarted;
- QSet<QGesture *> undeliveredGestures;
- deliverEvents(notStarted, &undeliveredGestures);
- finishedGestures -= undeliveredGestures;
- }
+ foreach (QGesture *gesture, triggeredGestures)
+ gesture->d_func()->state = Qt::GestureUpdated;
+ foreach (QGesture *gesture, finishedGestures)
+ gesture->d_func()->state = Qt::GestureFinished;
+ foreach (QGesture *gesture, canceledGestures)
+ gesture->d_func()->state = Qt::GestureCanceled;
+ foreach (QGesture *gesture, activeToMaybeGestures)
+ gesture->d_func()->state = Qt::GestureFinished;
+
+ if (!m_activeGestures.isEmpty() || !m_maybeGestures.isEmpty() ||
+ !startedGestures.isEmpty() || !triggeredGestures.isEmpty() ||
+ !finishedGestures.isEmpty() || !canceledGestures.isEmpty()) {
+ DEBUG() << "QGestureManager::filterEventThroughContexts:"
+ << "\n\tactiveGestures:" << m_activeGestures
+ << "\n\tmaybeGestures:" << m_maybeGestures
+ << "\n\tstarted:" << startedGestures
+ << "\n\ttriggered:" << triggeredGestures
+ << "\n\tfinished:" << finishedGestures
+ << "\n\tcanceled:" << canceledGestures
+ << "\n\tmaybe-canceled:" << maybeToCanceledGestures;
+ }
- m_activeGestures += startedGestures;
- // sanity check: all triggered gestures should already be in active gestures list
- Q_ASSERT((m_activeGestures & triggeredGestures).size() == triggeredGestures.size());
- m_activeGestures -= finishedGestures;
- m_activeGestures -= activeToMaybeGestures;
- m_activeGestures -= canceledGestures;
-
- // set the proper gesture state on each gesture
- foreach (QGesture *gesture, startedGestures)
- gesture->d_func()->state = Qt::GestureStarted;
- foreach (QGesture *gesture, triggeredGestures)
- gesture->d_func()->state = Qt::GestureUpdated;
- foreach (QGesture *gesture, finishedGestures)
- gesture->d_func()->state = Qt::GestureFinished;
- foreach (QGesture *gesture, canceledGestures)
- gesture->d_func()->state = Qt::GestureCanceled;
- foreach (QGesture *gesture, activeToMaybeGestures)
- gesture->d_func()->state = Qt::GestureFinished;
-
- if (!m_activeGestures.isEmpty() || !m_maybeGestures.isEmpty() ||
- !startedGestures.isEmpty() || !triggeredGestures.isEmpty() ||
- !finishedGestures.isEmpty() || !canceledGestures.isEmpty()) {
- DEBUG() << "QGestureManager::filterEventThroughContexts:"
- << "\n\tactiveGestures:" << m_activeGestures
- << "\n\tmaybeGestures:" << m_maybeGestures
- << "\n\tstarted:" << startedGestures
- << "\n\ttriggered:" << triggeredGestures
- << "\n\tfinished:" << finishedGestures
- << "\n\tcanceled:" << canceledGestures
- << "\n\tmaybe-canceled:" << maybeToCanceledGestures;
- }
+ QSet<QGesture *> undeliveredGestures;
+ deliverEvents(startedGestures+triggeredGestures+finishedGestures+canceledGestures,
+ &undeliveredGestures);
- QSet<QGesture *> undeliveredGestures;
- deliverEvents(startedGestures+triggeredGestures+finishedGestures+canceledGestures,
- &undeliveredGestures);
-
- foreach (QGesture *g, startedGestures) {
- if (undeliveredGestures.contains(g))
- continue;
- if (g->gestureCancelPolicy() == QGesture::CancelAllInContext) {
- DEBUG() << "lets try to cancel some";
- // find gestures in context in Qt::GestureStarted or Qt::GestureUpdated state and cancel them
- cancelGesturesForChildren(g);
+ foreach (QGesture *g, startedGestures) {
+ if (undeliveredGestures.contains(g))
+ continue;
+ if (g->gestureCancelPolicy() == QGesture::CancelAllInContext) {
+ DEBUG() << "lets try to cancel some";
+ // find gestures in context in Qt::GestureStarted or Qt::GestureUpdated state and cancel them
+ cancelGesturesForChildren(g);
+ }
}
- }
- m_activeGestures -= undeliveredGestures;
+ m_activeGestures -= undeliveredGestures;
- // reset gestures that ended
- QSet<QGesture *> endedGestures =
- finishedGestures + canceledGestures + undeliveredGestures + maybeToCanceledGestures;
- foreach (QGesture *gesture, endedGestures) {
- recycle(gesture);
- m_gestureTargets.remove(gesture);
+ // reset gestures that ended
+ QSet<QGesture *> endedGestures =
+ finishedGestures + canceledGestures + undeliveredGestures + maybeToCanceledGestures;
+ foreach (QGesture *gesture, endedGestures) {
+ recycle(gesture);
+ m_gestureTargets.remove(gesture);
+ }
}
-
//Clean up the Gestures
qDeleteAll(m_gesturesToDelete);
m_gesturesToDelete.clear();
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 12:33:16 +0000