diff options
Diffstat (limited to 'src/qml/qml/qqmlengine.cpp')
| -rw-r--r-- | src/qml/qml/qqmlengine.cpp | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/src/qml/qml/qqmlengine.cpp b/src/qml/qml/qqmlengine.cpp index f60f148495..20f9b6439d 100644 --- a/src/qml/qml/qqmlengine.cpp +++ b/src/qml/qml/qqmlengine.cpp @@ -720,8 +720,11 @@ void QQmlPrivate::qdeclarativeelement_destructor(QObject *o) { if (QQmlData *d = QQmlData::get(o)) { if (d->ownContext) { - for (QQmlContextData *lc = d->ownContext->linkedContext; lc; lc = lc->linkedContext) + for (QQmlContextData *lc = d->ownContext->linkedContext; lc; lc = lc->linkedContext) { lc->invalidate(); + if (lc->contextObject == o) + lc->contextObject = nullptr; + } d->ownContext->invalidate(); if (d->ownContext->contextObject == o) d->ownContext->contextObject = nullptr; @@ -1672,13 +1675,40 @@ void QQmlData::NotifyList::layout() todo = 0; } +void QQmlData::deferData(int objectIndex, QV4::CompiledData::CompilationUnit *compilationUnit, QQmlContextData *context) +{ + QQmlData::DeferredData *deferData = new QQmlData::DeferredData; + deferData->deferredIdx = objectIndex; + deferData->compilationUnit = compilationUnit; + deferData->compilationUnit->addref(); + deferData->context = context; + + const QV4::CompiledData::Object *compiledObject = compilationUnit->objectAt(objectIndex); + const QV4::CompiledData::BindingPropertyData &propertyData = compilationUnit->bindingPropertyDataPerObject.at(objectIndex); + + const QV4::CompiledData::Binding *binding = compiledObject->bindingTable(); + for (quint32 i = 0; i < compiledObject->nBindings; ++i, ++binding) { + const QQmlPropertyData *property = propertyData.at(i); + if (property && binding->flags & QV4::CompiledData::Binding::IsDeferredBinding) + deferData->bindings.insert(property->coreIndex(), binding); + } + + deferredData.append(deferData); +} + void QQmlData::releaseDeferredData() { - for (DeferredData *deferData : qAsConst(deferredData)) { - deferData->compilationUnit->release(); - delete deferData; + auto it = deferredData.begin(); + while (it != deferredData.end()) { + DeferredData *deferData = *it; + if (deferData->bindings.isEmpty()) { + deferData->compilationUnit->release(); + delete deferData; + it = deferredData.erase(it); + } else { + ++it; + } } - deferredData.clear(); } void QQmlData::addNotify(int index, QQmlNotifierEndpoint *endpoint) |