diff options
Diffstat (limited to 'src/core/nodes/qnode.cpp')
| -rw-r--r-- | src/core/nodes/qnode.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/core/nodes/qnode.cpp b/src/core/nodes/qnode.cpp index 5ba46a7c5..3c2bf3259 100644 --- a/src/core/nodes/qnode.cpp +++ b/src/core/nodes/qnode.cpp @@ -12,6 +12,7 @@ #include <QtCore/QEvent> #include <QtCore/QMetaObject> #include <QtCore/QMetaProperty> +#include <QtCore/QThread> #include <Qt3DCore/private/corelogging_p.h> #include <Qt3DCore/private/qdestructionidandtypecollector_p.h> @@ -848,7 +849,10 @@ void NodePostConstructorInit::addNode(QNode *node) while (nextNode != nullptr && !m_nodesToConstruct.contains(QNodePrivate::get(nextNode))) nextNode = nextNode->parentNode(); - if (!nextNode) { + // An ancestor in the m_nodesToConstruct may already have been created (m_hasBackendNode) + // at this point (e.g. when a QComponent calls _q_ensureBackendNodeCreated()), + // that's why we also queue a creation request in this case. + if (!nextNode || QNodePrivate::get(nextNode)->m_hasBackendNode) { m_nodesToConstruct.append(QNodePrivate::get(node)); if (!m_requestedProcessing){ QMetaObject::invokeMethod(this, "processNodes", Qt::QueuedConnection); @@ -877,6 +881,7 @@ void NodePostConstructorInit::removeNode(QNode *node) */ void NodePostConstructorInit::processNodes() { + Q_ASSERT(thread() == QThread::currentThread()); m_requestedProcessing = false; while (!m_nodesToConstruct.empty()) { auto node = m_nodesToConstruct.takeFirst(); |