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// Copyright (C) 2019 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
#ifndef QQMLTYPE_P_H
#define QQMLTYPE_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 <functional>
#include <private/qtqmlglobal_p.h>
#include <private/qqmlrefcount_p.h>
#include <QtQml/qqmlprivate.h>
#include <QtQml/qjsvalue.h>
#include <QtCore/qobject.h>
#include <QtCore/qversionnumber.h>
QT_BEGIN_NAMESPACE
class QHashedCStringRef;
class QQmlTypePrivate;
class QHashedString;
class QHashedStringRef;
class QQmlCustomParser;
class QQmlEnginePrivate;
class QQmlPropertyCache;
namespace QV4 {
struct String;
}
class Q_QML_EXPORT QQmlType
{
public:
QQmlType();
QQmlType(const QQmlType &other);
QQmlType(QQmlType &&other);
QQmlType &operator =(const QQmlType &other);
QQmlType &operator =(QQmlType &&other);
explicit QQmlType(const QQmlTypePrivate *priv);
~QQmlType();
bool isValid() const { return !d.isNull(); }
QByteArray typeName() const;
QString qmlTypeName() const;
QString elementName() const;
QHashedString module() const;
QTypeRevision version() const;
bool availableInVersion(QTypeRevision version) const;
bool availableInVersion(const QHashedStringRef &module, QTypeRevision version) const;
typedef QVariant (*CreateValueTypeFunc)(const QJSValue &);
CreateValueTypeFunc createValueTypeFunction() const;
bool canConstructValueType() const;
bool canPopulateValueType() const;
QObject *create() const;
QObject *create(void **, size_t) const;
QObject *createWithQQmlData() const;
typedef void (*CreateFunc)(void *, void *);
CreateFunc createFunction() const;
QQmlCustomParser *customParser() const;
bool isCreatable() const;
typedef QObject *(*ExtensionFunc)(QObject *);
ExtensionFunc extensionFunction() const;
const QMetaObject *extensionMetaObject() const;
bool isExtendedType() const;
QString noCreationReason() const;
bool isSingleton() const;
bool isInterface() const;
bool isComposite() const;
bool isCompositeSingleton() const;
bool isQObjectSingleton() const;
bool isQJSValueSingleton() const;
bool isSequentialContainer() const;
bool isValueType() const;
QMetaType typeId() const;
QMetaType qListTypeId() const;
QMetaSequence listMetaSequence() const;
const QMetaObject *metaObject() const;
// Precondition: The type is actually a value type!
const QMetaObject *metaObjectForValueType() const;
const QMetaObject *baseMetaObject() const;
QTypeRevision metaObjectRevision() const;
bool containsRevisionedAttributes() const;
QQmlAttachedPropertiesFunc attachedPropertiesFunction(QQmlEnginePrivate *engine) const;
const QMetaObject *attachedPropertiesType(QQmlEnginePrivate *engine) const;
int parserStatusCast() const;
const char *interfaceIId() const;
int propertyValueSourceCast() const;
int propertyValueInterceptorCast() const;
int finalizerCast() const;
int index() const;
bool isInlineComponentType() const;
struct Q_QML_EXPORT SingletonInstanceInfo final
: public QQmlRefCounted<SingletonInstanceInfo>
{
using Ptr = QQmlRefPointer<SingletonInstanceInfo>;
using ConstPtr = QQmlRefPointer<const SingletonInstanceInfo>;
static Ptr create() { return Ptr(new SingletonInstanceInfo, Ptr::Adopt); }
std::function<QJSValue(QQmlEngine *, QJSEngine *)> scriptCallback = {};
std::function<QObject *(QQmlEngine *, QJSEngine *)> qobjectCallback = {};
QByteArray typeName;
QUrl url; // used by composite singletons
private:
Q_DISABLE_COPY_MOVE(SingletonInstanceInfo)
SingletonInstanceInfo() = default;
};
SingletonInstanceInfo::ConstPtr singletonInstanceInfo() const;
QUrl sourceUrl() const;
int enumValue(QQmlEnginePrivate *engine, const QHashedStringRef &, bool *ok) const;
int enumValue(QQmlEnginePrivate *engine, const QHashedCStringRef &, bool *ok) const;
int enumValue(QQmlEnginePrivate *engine, const QV4::String *, bool *ok) const;
int scopedEnumIndex(QQmlEnginePrivate *engine, const QV4::String *, bool *ok) const;
int scopedEnumIndex(QQmlEnginePrivate *engine, const QString &, bool *ok) const;
int scopedEnumValue(QQmlEnginePrivate *engine, int index, const QV4::String *, bool *ok) const;
int scopedEnumValue(QQmlEnginePrivate *engine, int index, const QString &, bool *ok) const;
int scopedEnumValue(QQmlEnginePrivate *engine, const QHashedStringRef &, const QHashedStringRef &, bool *ok) const;
const QQmlTypePrivate *priv() const { return d.data(); }
static void refHandle(const QQmlTypePrivate *priv);
static void derefHandle(const QQmlTypePrivate *priv);
static int refCount(const QQmlTypePrivate *priv);
enum RegistrationType {
CppType = 0,
SingletonType = 1,
InterfaceType = 2,
CompositeType = 3,
CompositeSingletonType = 4,
InlineComponentType = 5,
SequentialContainerType = 6,
AnyRegistrationType = 255
};
void createProxy(QObject *instance) const;
private:
friend class QQmlTypePrivate;
friend size_t qHash(const QQmlType &t, size_t seed);
friend bool operator==(const QQmlType &a, const QQmlType &b) noexcept
{
return a.d.data() == b.d.data();
}
friend bool operator!=(const QQmlType &a, const QQmlType &b) noexcept
{
return !(a == b);
}
QQmlRefPointer<const QQmlTypePrivate> d;
};
inline size_t qHash(const QQmlType &t, size_t seed = 0)
{
return qHash(reinterpret_cast<quintptr>(t.d.data()), seed);
}
QT_END_NAMESPACE
#endif // QQMLTYPE_P_H
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