Revision control
++ // Copyright (C) 2024 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include <QtProtobuf/private/qtprotobufserializerhelpers_p.h>
++ #include <QtProtobuf/private/qprotobufmessage_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ QVariant
++ QtProtobufSerializerHelpers::messageProperty(const QProtobufMessage *message,
++ const QtProtobufPrivate::QProtobufFieldInfo &fieldInfo,
++ bool allowInitialize)
++ {
++ const auto *metaObject = QtProtobufSerializerHelpers::messageMetaObject(message);
++ int propertyIndex = fieldInfo.propertyIndex() + metaObject->propertyOffset();
++ QMetaProperty metaProperty = metaObject->property(propertyIndex);
++
++ if (!metaProperty.isValid())
++ return {};
++
++ if (fieldInfo.fieldFlags() & QtProtobufPrivate::FieldFlag::ExplicitPresence
++ && !allowInitialize) {
++ int hasPropertyIndex = propertyIndex + 1;
++ QMetaProperty hasProperty = metaObject->property(hasPropertyIndex);
++ Q_ASSERT_X(hasProperty.isValid() && hasProperty.metaType().id() == QMetaType::Bool,
++ "QProtobufMessage",
++ "The field with the explicit presence requirement doesn't have the follow 'has' "
++ "property.");
++ if (!hasProperty.readOnGadget(message).toBool())
++ return QVariant(metaProperty.metaType());
++ }
++
++ QVariant propertyValue = metaProperty.readOnGadget(message);
++ return propertyValue;
++ }
++
++ bool QtProtobufSerializerHelpers::setMessageProperty(QProtobufMessage *message,
++ const QtProtobufPrivate::QProtobufFieldInfo
++ &fieldInfo,
++ const QVariant &value)
++ {
++ const auto *pMessage = QProtobufMessagePrivate::get(message);
++ const auto mp = pMessage->metaProperty(fieldInfo);
++ if (!mp)
++ return false;
++ return mp->writeOnGadget(message, value);
++ }
++
++ bool QtProtobufSerializerHelpers::setMessageProperty(QProtobufMessage *message,
++ const QtProtobufPrivate::QProtobufFieldInfo
++ &fieldInfo,
++ QVariant &&value)
++ {
++ const auto *pMessage = QProtobufMessagePrivate::get(message);
++ const auto mp = pMessage->metaProperty(fieldInfo);
++ if (!mp)
++ return false;
++ return mp->writeOnGadget(message, std::move(value));
++ }
++
++ const QMetaObject *QtProtobufSerializerHelpers::messageMetaObject(const QProtobufMessage *message)
++ {
++ Q_ASSERT(message);
++ const auto *pMessage = QProtobufMessagePrivate::get(message);
++ Q_ASSERT(pMessage);
++ return pMessage->metaObject;
++ }
++
++ QT_END_NAMESPACE