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// Copyright (C) 2016 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 QQMLINCUBATOR_P_H
#define QQMLINCUBATOR_P_H
#include "qqmlincubator.h"
#include <private/qintrusivelist_p.h>
#include <private/qqmlvme_p.h>
#include <private/qrecursionwatcher_p.h>
#include <private/qqmlengine_p.h>
#include <private/qqmlguardedcontextdata_p.h>
#include <QtCore/qpointer.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.
//
QT_BEGIN_NAMESPACE
class RequiredProperties;
class QQmlIncubator;
class Q_QML_EXPORT QQmlIncubatorPrivate : public QQmlEnginePrivate::Incubator, public QSharedData
{
public:
QQmlIncubatorPrivate(QQmlIncubator *q, QQmlIncubator::IncubationMode m);
~QQmlIncubatorPrivate();
inline static QQmlIncubatorPrivate *get(QQmlIncubator *incubator) { return incubator->d; }
int subComponentToCreate;
QQmlIncubator *q;
QQmlIncubator::Status calculateStatus() const;
void changeStatus(QQmlIncubator::Status);
QQmlIncubator::Status status;
QQmlIncubator::IncubationMode mode;
bool isAsynchronous;
enum Progress : char { Execute, Completing, Completed };
Progress progress;
QList<QQmlError> errors;
QPointer<QObject> result;
enum HadTopLevelRequired : bool {No = 0, Yes = 1};
/* TODO: unify with Creator pointer once QTBUG-108760 is implemented
though we don't acutally own the properties here; if we ever end up
with a use case for async incubation of C++ types, we however could
not rely on the component to still exist during incubation, and
would need to store a copy of the required properties instead
*/
QTaggedPointer<RequiredProperties, HadTopLevelRequired> requiredPropertiesFromComponent;
QQmlGuardedContextData rootContext;
QQmlEnginePrivate *enginePriv;
QQmlRefPointer<QV4::ExecutableCompilationUnit> compilationUnit;
QScopedPointer<QQmlObjectCreator> creator;
QQmlVMEGuard vmeGuard;
QExplicitlySharedDataPointer<QQmlIncubatorPrivate> waitingOnMe;
typedef QQmlEnginePrivate::Incubator QIPBase;
QIntrusiveListNode nextWaitingFor;
QIntrusiveList<QQmlIncubatorPrivate, &QQmlIncubatorPrivate::nextWaitingFor> waitingFor;
QRecursionNode recursion;
QVariantMap initialProperties;
void clear();
void forceCompletion(QQmlInstantiationInterrupt &i);
void incubate(QQmlInstantiationInterrupt &i);
void incubateCppBasedComponent(QQmlComponent *component, QQmlContext *context);
RequiredProperties *requiredProperties();
bool hadTopLevelRequiredProperties() const;
};
QT_END_NAMESPACE
#endif // QQMLINCUBATOR_P_H
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