QQmlPropertyBinding Class Reference

#include <qqmlpropertybinding_p.h>

Inheritance diagram for QQmlPropertyBinding:

Collaboration diagram for QQmlPropertyBinding:

Public Member Functions
QQmlPropertyBindingJS *	jsExpression ()
QQmlPropertyBindingJS const *	jsExpression () const
bool	hasDependencies ()
Public Member Functions inherited from QPropertyBindingPrivate
bool	isUpdating ()
void	setSticky (bool keep=true)
bool	isSticky ()
void	scheduleNotify ()
	QPropertyBindingPrivate (QMetaType metaType, const QtPrivate::BindingFunctionVTable *vtable, const QPropertyBindingSourceLocation &location, bool isQQmlPropertyBinding=false)
	~QPropertyBindingPrivate ()
void	setProperty (QUntypedPropertyData *propertyPtr)
void	setStaticObserver (QtPrivate::QPropertyObserverCallback callback, QtPrivate::QPropertyBindingWrapper bindingWrapper)
void	prependObserver (QPropertyObserverPointer observer)
QPropertyObserverPointer	takeObservers ()
void	clearDependencyObservers ()
Q_ALWAYS_INLINE QPropertyObserverPointer	allocateDependencyObserver ()
QPropertyObserverPointer	allocateDependencyObserver_slow ()
QPropertyBindingSourceLocation	sourceLocation () const
QPropertyBindingError	bindingError () const
QMetaType	valueMetaType () const
void	unlinkAndDeref ()
bool	evaluateRecursive (PendingBindingObserverList &bindingObservers, QBindingStatus *status=nullptr)
bool Q_ALWAYS_INLINE	evaluateRecursive_inline (PendingBindingObserverList &bindingObservers, QBindingStatus *status)
void	notifyNonRecursive (const PendingBindingObserverList &bindingObservers)
NotificationState	notifyNonRecursive ()
void	setError (QPropertyBindingError &&e)
void	detachFromProperty ()
bool	hasCustomVTable () const
Public Member Functions inherited from QtPrivate::RefCounted
void	addRef ()
bool	deref ()

Static Public Member Functions
static QUntypedPropertyBinding	create (const QQmlPropertyData *pd, QV4::Function *function, QObject *obj, const QQmlRefPointer< QQmlContextData > &ctxt, QV4::ExecutionContext *scope, QObject *target, QQmlPropertyIndex targetIndex)
static QUntypedPropertyBinding	create (QMetaType propertyType, QV4::Function *function, QObject *obj, const QQmlRefPointer< QQmlContextData > &ctxt, QV4::ExecutionContext *scope, QObject *target, QQmlPropertyIndex targetIndex)
static QUntypedPropertyBinding	createFromCodeString (const QQmlPropertyData *property, const QString &str, QObject *obj, const QQmlRefPointer< QQmlContextData > &ctxt, const QString &url, quint16 lineNumber, QObject *target, QQmlPropertyIndex targetIndex)
static QUntypedPropertyBinding	createFromScriptString (const QQmlPropertyData *property, const QQmlScriptString &script, QObject *obj, QQmlContext *ctxt, QObject *target, QQmlPropertyIndex targetIndex)
static QUntypedPropertyBinding	createFromBoundFunction (const QQmlPropertyData *pd, QV4::BoundFunction *function, QObject *obj, const QQmlRefPointer< QQmlContextData > &ctxt, QV4::ExecutionContext *scope, QObject *target, QQmlPropertyIndex targetIndex)
static bool	isUndefined (const QUntypedPropertyBinding &binding)
static bool	isUndefined (const QPropertyBindingPrivate *binding)
template<QMetaType::Type type>
static bool	doEvaluate (QMetaType metaType, QUntypedPropertyData *dataPtr, void *f)
Static Public Member Functions inherited from QPropertyBindingPrivate
static constexpr size_t	getSizeEnsuringAlignment ()
static QPropertyBindingPrivate *	get (const QUntypedPropertyBinding &binding)
static QPropertyBindingPrivate *	currentlyEvaluatingBinding ()
static void	destroyAndFreeMemory (QPropertyBindingPrivate *priv)

Friends
class	QQmlPropertyBindingJS

Additional Inherited Members
Public Types inherited from QPropertyBindingPrivate
enum	NotificationState : bool { Delayed , Sent }
Public Attributes inherited from QPropertyBindingPrivate
size_t	dependencyObserverCount = 0
Public Attributes inherited from QtPrivate::RefCounted
int	ref = 0
Protected Types inherited from QPropertyBindingPrivate
using	DeclarativeErrorCallback = void(*)(QPropertyBindingPrivate *)
Protected Attributes inherited from QPropertyBindingPrivate
QUntypedPropertyData *	propertyDataPtr = nullptr
union {
QPropertyBindingSourceLocation   location
struct {
std::byte   declarativeExtraData [sizeof(QPropertyBindingSourceLocation)          - sizeof(DeclarativeErrorCallback)]
DeclarativeErrorCallback   errorCallBack
}
};

Detailed Description

Definition at line 57 of file qqmlpropertybinding_p.h.

Member Function Documentation

create() [1/2]

QUntypedPropertyBinding QQmlPropertyBinding::create ( const QQmlPropertyData *  pd, QV4::Function *  function, QObject *  obj, const QQmlRefPointer< QQmlContextData > &  ctxt, QV4::ExecutionContext *  scope, QObject *  target, QQmlPropertyIndex  targetIndex  )

static

Definition at line 21 of file qqmlpropertybinding.cpp.

References create(), function, QQmlPropertyData::propType(), and Q_ASSERT.

Referenced by QQmlCppBinding::createBindingForBindable(), QQmlAnyBinding::createFromFunction(), and QV4::QObjectWrapper::setProperty().

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create() [2/2]

QUntypedPropertyBinding QQmlPropertyBinding::create ( QMetaType  propertyType, QV4::Function *  function, QObject *  obj, const QQmlRefPointer< QQmlContextData > &  ctxt, QV4::ExecutionContext *  scope, QObject *  target, QQmlPropertyIndex  targetIndex  )

static

Definition at line 29 of file qqmlpropertybinding.cpp.

References function, QPropertyBindingPrivate::getSizeEnsuringAlignment(), Q_ASSERT, Q_UNUSED, QPropertyBindingPrivate::QPropertyBindingPrivatePtr, and QQmlPropertyBindingJS.

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createFromBoundFunction()

QUntypedPropertyBinding QQmlPropertyBinding::createFromBoundFunction ( const QQmlPropertyData *  pd, QV4::BoundFunction *  function, QObject *  obj, const QQmlRefPointer< QQmlContextData > &  ctxt, QV4::ExecutionContext *  scope, QObject *  target, QQmlPropertyIndex  targetIndex  )

static

Definition at line 103 of file qqmlpropertybinding.cpp.

References function, QPropertyBindingPrivate::getSizeEnsuringAlignment(), QQmlPropertyData::propType(), Q_ASSERT, Q_UNUSED, and QPropertyBindingPrivate::QPropertyBindingPrivatePtr.

Referenced by QV4::QObjectWrapper::setProperty().

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createFromCodeString()

QUntypedPropertyBinding QQmlPropertyBinding::createFromCodeString ( const QQmlPropertyData *  property, const QString &  str, QObject *  obj, const QQmlRefPointer< QQmlContextData > &  ctxt, const QString &  url, quint16  lineNumber, QObject *  target, QQmlPropertyIndex  targetIndex  )

static

Definition at line 50 of file qqmlpropertybinding.cpp.

References QPropertyBindingPrivate::getSizeEnsuringAlignment(), QQmlPropertyData::propType(), Q_ASSERT, Q_UNUSED, QPropertyBindingPrivate::QPropertyBindingPrivatePtr, QQmlPropertyBindingJS, str, and url.

Referenced by QQmlAnyBinding::createFromCodeString(), and createFromScriptString().

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createFromScriptString()

QUntypedPropertyBinding QQmlPropertyBinding::createFromScriptString ( const QQmlPropertyData *  property, const QQmlScriptString &  script, QObject *  obj, QQmlContext *  ctxt, QObject *  target, QQmlPropertyIndex  targetIndex  )

static

Definition at line 65 of file qqmlpropertybinding.cpp.

References QQmlScriptStringPrivate::bindingId, QQmlScriptStringPrivate::context, QV4::QmlContext::create(), createFromCodeString(), QSharedDataPointer< T >::data(), engine, QQmlContext::engine(), QQmlContextData::get(), QQmlEnginePrivate::get(), QPropertyBindingPrivate::getSizeEnsuringAlignment(), QQmlBinding::Invalid, QQmlContext::isValid(), QQmlScriptStringPrivate::lineNumber, property, Q_ASSERT, qmlContext(), QPropertyBindingPrivate::QPropertyBindingPrivatePtr, QQmlPropertyBindingJS, QV4::ExecutionEngine::rootContext(), QQmlScriptStringPrivate::scope, QQmlScriptStringPrivate::script, and url.

Referenced by QQmlAnyBinding::createFromScriptString().

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doEvaluate()

template<QMetaType::Type type>

static bool QQmlPropertyBinding::doEvaluate ( QMetaType  metaType, QUntypedPropertyData *  dataPtr, void *  f  )

inlinestatic

Definition at line 120 of file qqmlpropertybinding_p.h.

References QPropertyBindingPrivate::getSizeEnsuringAlignment().

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hasDependencies()

bool QQmlPropertyBinding::hasDependencies ( )

inline

Definition at line 127 of file qqmlpropertybinding_p.h.

isUndefined() [1/2]

static bool QQmlPropertyBinding::isUndefined ( const QPropertyBindingPrivate *  binding )

inlinestatic

Definition at line 112 of file qqmlpropertybinding_p.h.

References QPropertyBindingPrivate::hasCustomVTable().

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isUndefined() [2/2]

static bool QQmlPropertyBinding::isUndefined ( const QUntypedPropertyBinding &  binding )

inlinestatic

Definition at line 107 of file qqmlpropertybinding_p.h.

References QPropertyBindingPrivate::get().

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jsExpression() [1/2]

QQmlPropertyBindingJS * QQmlPropertyBinding::jsExpression ( )

inline

Definition at line 71 of file qqmlpropertybinding_p.h.

Referenced by QQmlObjectCreator::finalize().

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jsExpression() [2/2]

QQmlPropertyBindingJS const * QQmlPropertyBinding::jsExpression ( ) const

inline

Definition at line 76 of file qqmlpropertybinding_p.h.

References QPropertyBindingPrivate::getSizeEnsuringAlignment().

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Friends And Related Symbol Documentation

QQmlPropertyBindingJS

friend class QQmlPropertyBindingJS

friend

Definition at line 60 of file qqmlpropertybinding_p.h.

Referenced by create(), createFromCodeString(), and createFromScriptString().

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The documentation for this class was generated from the following files:

• qtdeclarative/src/qml/qml/qqmlpropertybinding_p.h
• qtdeclarative/src/qml/qml/qqmlpropertybinding.cpp