diff options
Diffstat (limited to 'src/remoteobjects/qremoteobjectdynamicreplica.cpp')
| -rw-r--r-- | src/remoteobjects/qremoteobjectdynamicreplica.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/remoteobjects/qremoteobjectdynamicreplica.cpp b/src/remoteobjects/qremoteobjectdynamicreplica.cpp index 72f0c69..58b8778 100644 --- a/src/remoteobjects/qremoteobjectdynamicreplica.cpp +++ b/src/remoteobjects/qremoteobjectdynamicreplica.cpp @@ -78,15 +78,27 @@ QRemoteObjectDynamicReplica::~QRemoteObjectDynamicReplica() /*! \internal - Returns a pointer to the dynamically generated meta-object of this object, or 0 if the object is not initialized. This function overrides the QObject::metaObject() virtual function to provide the same functionality for dynamic replicas. + Returns a pointer to the dynamically generated meta-object of this object, or + QRemoteObjectDynamicReplica's metaObject if the object is not initialized. This + function overrides the QObject::metaObject() virtual function to provide the same + functionality for dynamic replicas. \sa QObject::metaObject(), {Replica Initialization} */ const QMetaObject* QRemoteObjectDynamicReplica::metaObject() const { auto impl = qSharedPointerCast<QRemoteObjectReplicaImplementation>(d_impl); + // Returning nullptr will likely result in a crash if this type is used before the + // definition is received. Note: QRemoteObjectDynamicReplica doesn't include the + // QObject macro, so it's metaobject would resolve to QRemoteObjectReplica::metaObject() + // if we weren't overriding it. + if (!impl->m_metaObject) { + qWarning() << "Dynamic metaobject is not assigned, returning generic Replica metaObject."; + qWarning() << "This may cause issues if used for more than checking the Replica state."; + return QRemoteObjectReplica::metaObject(); + } - return impl->m_metaObject ? impl->m_metaObject : QRemoteObjectReplica::metaObject(); + return impl->m_metaObject; } /*! |