diff options
Diffstat (limited to 'src/corelib/statemachine/qabstractstate.cpp')
| -rw-r--r-- | src/corelib/statemachine/qabstractstate.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/corelib/statemachine/qabstractstate.cpp b/src/corelib/statemachine/qabstractstate.cpp index 72d640b..cf67cdd 100644 --- a/src/corelib/statemachine/qabstractstate.cpp +++ b/src/corelib/statemachine/qabstractstate.cpp @@ -78,7 +78,8 @@ QT_BEGIN_NAMESPACE function to perform custom processing when the state is exited. */ -QAbstractStatePrivate::QAbstractStatePrivate() +QAbstractStatePrivate::QAbstractStatePrivate() + : parentState(0) { } @@ -150,7 +151,10 @@ QAbstractState::~QAbstractState() */ QState *QAbstractState::parentState() const { - return qobject_cast<QState*>(parent()); + Q_D(const QAbstractState); + if (d->parentState != parent()) + d->parentState = qobject_cast<QState*>(parent()); + return d->parentState; } /*! |