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// 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
// Qt-Security score:significant
#ifndef QV4VARIANTASSOCIATIONOBJECT_P_H_
#define QV4VARIANTASSOCIATIONOBJECT_P_H_
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <private/qv4object_p.h>
#include <private/qv4referenceobject_p.h>
#include <private/qv4value_p.h>
#include <QtCore/QVariantMap>
#include <QtCore/QVariantHash>
QT_BEGIN_NAMESPACE
namespace QV4 {
struct Q_QML_EXPORT VariantAssociationPrototype : public QV4::Object
{
V4_PROTOTYPE(objectPrototype);
static ReturnedValue fromQVariantMap(
ExecutionEngine *engine, const QVariantMap &variantMap, QV4::Heap::Object *container,
int property, Heap::ReferenceObject::Flags flags);
static ReturnedValue fromQVariantHash(
ExecutionEngine *engine, const QVariantHash &variantHash, QV4::Heap::Object *container,
int property, Heap::ReferenceObject::Flags flags);
};
namespace Heap {
#define VariantAssociationObjectMembers(class, Member) \
Member(class, Pointer, ArrayObject *, propertyIndexMapping);
DECLARE_HEAP_OBJECT(VariantAssociationObject, ReferenceObject)
{
DECLARE_MARKOBJECTS(VariantAssociationObject)
enum class AssociationType: quint8
{
VariantMap,
VariantHash
};
void init(
const QVariantMap &variantMap, QV4::Heap::Object *container, int property,
Heap::ReferenceObject::Flags flags);
void init(
const QVariantHash &variantHash, QV4::Heap::Object *container, int property,
Heap::ReferenceObject::Flags flags);
void destroy();
void *storagePointer() { return &m_variantAssociation; }
QVariant toVariant();
bool setVariant(const QVariant &variant);
template<typename Association>
void createElementWrappers(const Association &association)
{
Q_ASSERT(!object());
QV4::Scope scope(internalClass->engine);
QV4::ScopedObject self(scope, this);
for (auto it = association.begin(), end = association.end(); it != end; ++it) {
QV4::ScopedString key(scope, scope.engine->newString(it.key()));
QV4::ScopedValue val(scope, scope.engine->fromVariant(*it));
self->put(key, val);
}
}
QV4::ReturnedValue getElement(const QString &id, bool *hasProperty);
VariantAssociationObject *detached();
// The alignment calculation needs to be out of the
// `alignas` due to a GCC 8.3 bug (that at the time of
// writing is used on the QNX 7.1 platform).
// See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94929
static constexpr auto alignment = std::max(alignof(QVariantMap), alignof(QVariantHash));
alignas(alignment)
std::byte m_variantAssociation[std::max(sizeof(QVariantMap), sizeof(QVariantHash))];
AssociationType m_type;
};
} // namespace Heap
struct Q_QML_EXPORT VariantAssociationObject : public QV4::ReferenceObject
{
V4_OBJECT2(VariantAssociationObject, QV4::ReferenceObject);
V4_PROTOTYPE(variantAssociationPrototype);
V4_NEEDS_DESTROY
static bool virtualPut(
Managed *that, PropertyKey id, const QV4::Value &value, Value *receiver);
static QV4::ReturnedValue virtualGet(
const QV4::Managed *that, PropertyKey id, const Value *receiver, bool *hasProperty);
static bool virtualDeleteProperty(QV4::Managed *that, PropertyKey id);
static QV4::OwnPropertyKeyIterator *virtualOwnPropertyKeys(const Object *m, Value *target);
static PropertyAttributes virtualGetOwnProperty(const Managed *m, PropertyKey id, Property *p);
static int virtualMetacall(Object *object, QMetaObject::Call call, int index, void **a);
};
} // namespace QV4
QT_END_NAMESPACE
#endif // QV4VARIANTASSOCIATIONOBJECT_P_H_
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