Method objectAdded

core/metaobjectregistry.cpp:163–203

}

void MetaObjectRegistry::objectAdded(QObject *obj)
{
    // Probe::objectFullyConstructed calls us and ensures this already
    Q_ASSERT(thread() == QThread::currentThread());
    Q_ASSERT(Probe::instance()->isValidObject(obj));

    Q_ASSERT(!obj->parent() || Probe::instance()->isValidObject(obj->parent()));

    const QMetaObject *metaObject = obj->metaObject();
    metaObject = addMetaObject(metaObject, hasDynamicMetaObject(obj));

    /*
     * This will increase these values:
     * - selfCount for that particular @p metaObject
     * - inclusiveCount for @p metaObject and *all* ancestors
     *
     * Complexity-wise the inclusive count calculation should be okay,
     * since the number of ancestors should be rather small
     * (QMetaObject class hierarchy is rather a broad than a deep tree structure)
     *
     * If this yields some performance issues, we might need to remove the inclusive
     * costs calculation altogether (a calculate-on-request pattern should be even slower)
     */
    m_metaObjectMap.insert(obj, metaObject);
    auto &info = m_metaObjectInfoMap[metaObject];
    ++info.selfCount;
    ++info.selfAliveCount;
    if (info.isDynamic)
        addAliveInstance(obj, metaObject);

    // increase inclusive counts
    const QMetaObject *current = metaObject;
    while (current) {
        auto &info = m_metaObjectInfoMap[current];
        ++info.inclusiveCount;
        ++info.inclusiveAliveCount;
        info.invalid = false;
        emit dataChanged(current);
        current = parentOf(current);
    }
}

// Lifted from Qt
struct MetaTypeCoreHelper final : public QMetaTypeModuleHelper