#include <qqmlincubator_p.h>

Inheritance diagram for QQmlIncubatorPrivate:

Collaboration diagram for QQmlIncubatorPrivate:

Public Types
enum	Progress : char { Execute , Completing , Completed }

enum	HadTopLevelRequired : bool { No = 0 , Yes = 1 }

typedef QQmlEnginePrivate::Incubator	QIPBase

Public Member Functions
	QQmlIncubatorPrivate (QQmlIncubator *q, QQmlIncubator::IncubationMode m)

	~QQmlIncubatorPrivate ()

QQmlIncubator::Status	calculateStatus () const

void	changeStatus (QQmlIncubator::Status)

void	clear ()

void	forceCompletion (QQmlInstantiationInterrupt &i)

void	incubate (QQmlInstantiationInterrupt &i)

void	incubateCppBasedComponent (QQmlComponent component, QQmlContext context)

RequiredProperties *	requiredProperties ()
	Return a pointer to a list of properties which are required but haven't been set yet.

bool	hadTopLevelRequiredProperties () const

Public Member Functions inherited from QSharedData
	QSharedData () noexcept
	Constructs a QSharedData object with a reference count of 0.

	QSharedData (const QSharedData &) noexcept
	Constructs a QSharedData object with reference count 0.

QSharedData &	operator= (const QSharedData &)=delete

	~QSharedData ()=default

Static Public Member Functions
static QQmlIncubatorPrivate *	get (QQmlIncubator *incubator)

Public Attributes
int	subComponentToCreate

QQmlIncubator *	q

QQmlIncubator::Status	status

QQmlIncubator::IncubationMode	mode

bool	isAsynchronous

Progress	progress

QList< QQmlError >	errors

QPointer< QObject >	result

QTaggedPointer< RequiredProperties, HadTopLevelRequired >	requiredPropertiesFromComponent

QQmlGuardedContextData	rootContext

QQmlEnginePrivate *	enginePriv

QQmlRefPointer< QV4::ExecutableCompilationUnit >	compilationUnit

QScopedPointer< QQmlObjectCreator >	creator

QQmlVMEGuard	vmeGuard

QExplicitlySharedDataPointer< QQmlIncubatorPrivate >	waitingOnMe

QIntrusiveListNode	nextWaitingFor

QIntrusiveList< QQmlIncubatorPrivate, &QQmlIncubatorPrivate::nextWaitingFor >	waitingFor

QRecursionNode	recursion

QVariantMap	initialProperties

Public Attributes inherited from QQmlEnginePrivate::Incubator
QIntrusiveListNode	next

Public Attributes inherited from QSharedData
QAtomicInt	ref

Detailed Description

Definition at line 31 of file qqmlincubator_p.h.

Member Typedef Documentation

◆ QIPBase

typedef QQmlEnginePrivate::Incubator QQmlIncubatorPrivate::QIPBase

Definition at line 70 of file qqmlincubator_p.h.

Member Enumeration Documentation

◆ HadTopLevelRequired

enum QQmlIncubatorPrivate::HadTopLevelRequired : bool

Enumerator
No
Yes

Definition at line 55 of file qqmlincubator_p.h.

◆ Progress

enum QQmlIncubatorPrivate::Progress : char

Enumerator
Execute
Completing
Completed

Definition at line 48 of file qqmlincubator_p.h.

Constructor & Destructor Documentation

◆ QQmlIncubatorPrivate()

QQmlIncubatorPrivate::QQmlIncubatorPrivate	(	QQmlIncubator *	q,
		QQmlIncubator::IncubationMode	m
	)

Definition at line 93 of file qqmlincubator.cpp.

◆ ~QQmlIncubatorPrivate()

QQmlIncubatorPrivate::~QQmlIncubatorPrivate ( )

Definition at line 99 of file qqmlincubator.cpp.

References clear().

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Member Function Documentation

◆ calculateStatus()

QQmlIncubator::Status QQmlIncubatorPrivate::calculateStatus ( ) const

Definition at line 768 of file qqmlincubator.cpp.

References compilationUnit, Completed, QQmlIncubator::Error, errors, QIntrusiveList< N, member >::isEmpty(), QList< T >::isEmpty(), QQmlIncubator::Loading, QQmlIncubator::Null, progress, QQmlIncubator::Ready, and waitingFor.

Referenced by incubate(), and incubateCppBasedComponent().

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◆ changeStatus()

void QQmlIncubatorPrivate::changeStatus ( QQmlIncubator::Status s )

Definition at line 758 of file qqmlincubator.cpp.

References status.

Referenced by QQmlIncubator::clear(), incubate(), and incubateCppBasedComponent().

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◆ clear()

void QQmlIncubatorPrivate::clear ( )

Definition at line 104 of file qqmlincubator.cpp.

References QQmlObjectCreator::clear(), QQmlVMEGuard::clear(), compilationUnit, creator, enginePriv, QIntrusiveList< N, member >::first(), i, QQmlIncubationController::incubatingObjectCountChanged(), QQmlEnginePrivate::incubationController, QQmlContextData::incubator(), QQmlEnginePrivate::incubatorCount, QIntrusiveListNode::isInList(), QQmlGuardedContextData::isNull(), QQmlVMEGuard::isOK(), QQmlEnginePrivate::Incubator::next, nextWaitingFor, Q_ASSERT, QIntrusiveListNode::remove(), requiredPropertiesFromComponent, QScopedPointer< T, Cleanup >::reset(), QQmlRefPointer< T >::reset(), rootContext, QQmlGuardedContextData::setContextData(), QQmlContextData::setIncubator(), vmeGuard, waitingFor, and waitingOnMe.

Referenced by ~QQmlIncubatorPrivate(), QQmlIncubator::clear(), and incubate().

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◆ forceCompletion()

void QQmlIncubatorPrivate::forceCompletion ( QQmlInstantiationInterrupt & i )

Definition at line 228 of file qqmlincubator.cpp.

References QIntrusiveList< N, member >::first(), forceCompletion(), i, incubate(), QIntrusiveList< N, member >::isEmpty(), QQmlIncubator::Loading, status, and waitingFor.

Referenced by QQmlIncubator::forceCompletion(), and forceCompletion().

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◆ get()

static QQmlIncubatorPrivate * QQmlIncubatorPrivate::get ( QQmlIncubator * incubator )

inlinestatic

Definition at line 37 of file qqmlincubator_p.h.

Referenced by incubateCppBasedComponent(), QQmlComponentPrivate::incubateObject(), QQDMIncubationTask::initializeRequiredProperties(), QV4::QmlIncubatorObject::setInitialState(), QQuickLoaderPrivate::setInitialState(), QQmlComponentIncubator::setInitialState(), QQmlTableInstanceModelIncubationTask::setInitialState(), QQuickStackIncubator::setInitialState(), and QQmlTableInstanceModel::setRequiredProperty().

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◆ hadTopLevelRequiredProperties()

bool QQmlIncubatorPrivate::hadTopLevelRequiredProperties ( ) const

Definition at line 714 of file qqmlincubator.cpp.

References QQmlObjectCreator::componentHadTopLevelRequiredProperties(), creator, requiredPropertiesFromComponent, QTaggedPointer< T, Tag >::tag(), and Yes.

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◆ incubate()

void QQmlIncubatorPrivate::incubate ( QQmlInstantiationInterrupt & i )

Definition at line 239 of file qqmlincubator.cpp.

References arg, calculateStatus(), QMap< Key, T >::cbegin(), QMap< Key, T >::cend(), changeStatus(), clear(), QQmlVMEGuard::clear(), compilationUnit, Completed, Completing, component(), QQmlObjectCreator::create(), creator, QScopedPointer< T, Cleanup >::data(), QExplicitlySharedDataPointer< T >::data(), QQmlEnginePrivate::dereferenceScarceResources(), QHash< Key, T >::empty(), QV4::ExecutableCompilationUnit::engine, enginePriv, error, QQmlEnginePrivate::erroredBindings, errors, QQmlObjectCreator::errors, Execute, QQmlData::explicitIndestructibleSet, QQmlObjectCreator::finalize(), QQmlData::get(), QQmlEnginePrivate::get(), QQmlVMEGuard::guard(), QV4::ExecutionEngineCallDepthRecorder< Frames >::hasOverflow(), i, QQmlData::indestructible, initialProperties, QQmlEnginePrivate::inProgressCreations, QIntrusiveList< N, member >::isEmpty(), QList< T >::isEmpty(), QScopedPointer< T, Cleanup >::isNull(), QQmlVMEGuard::isOK(), QQmlProperty::isValid(), it, progress, QList< T >::push_back(), Q_ASSERT, QtCriticalMsg, QtInfoMsg, QQmlEnginePrivate::referenceScarceResources(), QQmlDelayedError::removeError(), QQmlComponentPrivate::removePropertyFromRequired(), requiredProperties(), QQmlObjectCreator::requiredProperties(), rootContext, QQmlObjectCreator::rootContext(), QQmlData::rootObjectInCreation, subComponentToCreate, QQmlComponentPrivate::unsetRequiredPropertyToQQmlError(), QV4::ExecutableCompilationUnit::url(), vmeGuard, waitingFor, waitingOnMe, QQmlEnginePrivate::warning(), watcher, and QQmlProperty::write().

Referenced by forceCompletion().

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◆ incubateCppBasedComponent()

void QQmlIncubatorPrivate::incubateCppBasedComponent	(	QQmlComponent *	component,
		QQmlContext *	context
	)

This is used to mimic the behavior of incubate when the Component we want to incubate refers to a creatable QQmlType (i.e., it is the result of loadFromModule).

Definition at line 385 of file qqmlincubator.cpp.

References calculateStatus(), changeStatus(), Completed, component(), context, errors, QQmlComponentPrivate::get(), get(), initialProperties, QHash< Key, T >::isEmpty(), progress, Q_ASSERT, requiredPropertiesFromComponent, QTaggedPointer< T, Tag >::setTag(), QQmlComponentPrivate::unsetRequiredPropertyToQQmlError(), and Yes.