QPropertyAnimationPrivate Class Reference

#include <qpropertyanimation_p.h>

Inheritance diagram for QPropertyAnimationPrivate:

Public Functions
	QPropertyAnimationPrivate ()
void	updateMetaProperty ()
void	updateProperty (const QVariant &)
Public Functions inherited from QVariantAnimationPrivate
void	convertValues (int t)
	QVariantAnimationPrivate ()
void	recalculateCurrentInterval (bool force=false)
	The goal of this function is to update the currentInterval member. More...
void	setCurrentValueForProgress (const qreal progress)
void	setDefaultStartEndValue (const QVariant &value)
void	setValueAt (qreal, const QVariant &)
void	updateInterpolator ()
QVariant	valueAt (qreal step) const
Public Functions inherited from QAbstractAnimationPrivate
	QAbstractAnimationPrivate ()
void	setState (QAbstractAnimation::State state)
virtual	~QAbstractAnimationPrivate ()
Public Functions inherited from QObjectPrivate
void	_q_reregisterTimers (void *pointer)
void	addConnection (int signal, Connection *c)
void	cleanConnectionLists ()
void	connectNotify (const char *signal)
void	deleteChildren ()
void	disconnectNotify (const char *signal)
bool	isSender (const QObject *receiver, const char *signal) const
bool	isSignalConnected (uint signalIdx) const
	Returns true if the signal with index signal_index from object sender is connected. More...
void	moveToThread_helper ()
	QObjectPrivate (int version=QObjectPrivateVersion)
QObjectList	receiverList (const char *signal) const
QObjectList	senderList () const
void	setParent_helper (QObject *)
void	setThreadData_helper (QThreadData *currentData, QThreadData *targetData)
int	signalIndex (const char *signalName) const
	Returns the signal index used in the internal connectionLists vector. More...
virtual	~QObjectPrivate ()
Public Functions inherited from QObjectData
virtual	~QObjectData ()=0

Public Variables
int	propertyIndex
QByteArray	propertyName
int	propertyType
QWeakPointer< QObject >	target
QObject *	targetValue
Public Variables inherited from QVariantAnimationPrivate
struct {
QVariantAnimation::KeyValue   end
QVariantAnimation::KeyValue   start
}	currentInterval
QVariant	currentValue
QVariant	defaultStartEndValue
int	duration
QEasingCurve	easing
QVariantAnimation::Interpolator	interpolator
QVariantAnimation::KeyValues	keyValues
Public Variables inherited from QAbstractAnimationPrivate
int	currentLoop
int	currentTime
bool	deleteWhenStopped
QAbstractAnimation::Direction	direction
QAnimationGroup *	group
bool	hasRegisteredTimer
bool	isGroup
bool	isPause
int	loopCount
QAbstractAnimation::State	state
int	totalCurrentTime
Public Variables inherited from QObjectPrivate
union {
QObject *   currentChildBeingDeleted
QAbstractDeclarativeData *   declarativeData
};
quint32	connectedSignals [2]
QObjectConnectionListVector *	connectionLists
Sender *	currentSender
QList< QPointer< QObject > >	eventFilters
ExtraData *	extraData
QString	objectName
Connection *	senders
QAtomicPointer< QtSharedPointer::ExternalRefCountData >	sharedRefcount
QThreadData *	threadData
void *	unused
Public Variables inherited from QObjectData
uint	blockSig: 1
QObjectList	children
uint	hasGuards: 1
uint	inEventHandler: 1
uint	inThreadChangeEvent: 1
uint	isWidget: 1
QMetaObject *	metaObject
uint	ownObjectName: 1
QObject *	parent
uint	pendTimer: 1
int	postedEvents
QObject *	q_ptr
uint	receiveChildEvents: 1
uint	sendChildEvents: 1
uint	unused: 22
uint	wasDeleted: 1

Additional Inherited Members
Public Types inherited from QObjectPrivate
typedef void(*	StaticMetaCallFunction) (QObject *, QMetaObject::Call, int, void **)
Static Public Functions inherited from QVariantAnimationPrivate
static QVariantAnimationPrivate *	get (QVariantAnimation *q)
static Q_CORE_EXPORT QVariantAnimation::Interpolator	getInterpolator (int interpolationType)
Static Public Functions inherited from QAbstractAnimationPrivate
static QAbstractAnimationPrivate *	get (QAbstractAnimation *q)
Static Public Functions inherited from QObjectPrivate
static void	clearGuards (QObject *)
static QObjectPrivate *	get (QObject *o)
static void	resetCurrentSender (QObject *receiver, Sender *currentSender, Sender *previousSender)
static Sender *	setCurrentSender (QObject *receiver, Sender *sender)
static void	signalSignature (const QMetaMethod &signal, QVarLengthArray< char > *result)

Detailed Description

Definition at line 64 of file qpropertyanimation_p.h.

Constructors and Destructors

QPropertyAnimationPrivate()

QPropertyAnimationPrivate::QPropertyAnimationPrivate ( )

inline

Definition at line 68 of file qpropertyanimation_p.h.

        : targetValue(0), propertyType(0), propertyIndex(-1)
    {
    }

Functions

updateMetaProperty()

void QPropertyAnimationPrivate::updateMetaProperty

(

)

Definition at line 104 of file qpropertyanimation.cpp.

{
    if (!target || propertyName.isEmpty()) {
        propertyType = QVariant::Invalid;
        propertyIndex = -1;
        return;
    }

    //propertyType will be set to a valid type only if there is a propertyName).userType();
 ;->indexOfProperty(propertyName);

    if (propertyType != QVariant::Invalid)
        convertValues(propertyType);
    if (propertyIndex == -1) {
        //there is no !targetValue->dynamicPropertyNames().contains(propertyName))
 ;);
    } else if (!targetValue->metaObject()->property(propertyIndex).isWritable()) {
        qWarning("QPropertyAnimation: you're trying to animate the non-writable property %s of your QObject", propertyName.constData());
    }
}

updateProperty()

void QPropertyAnimationPrivate::updateProperty

(

const QVariant &

newValue

)

Definition at line 125 of file qpropertyanimation.cpp.

{
    if (state == QAbstractAnimation::Stopped)
        return;

    if (!target) {
        q_func()->stop(); //the target was destroyed we need to stop the animation
        return;
    }

    if (newValue.userType() == propertyType) {
        //no conversion is needed, we directly call the QMetaObject::metacall
        //check QMetaProperty::write for an explanation of these
        int status = -1;
        int flags = 0;
        void *argv[] = { const_cast<void *>(newValue.constData()), const_cast<QVariant *>(&newValue), &status, &flags };
        QMetaObject::metacall(targetValue, QMetaObject::WriteProperty, propertyIndex, argv);
    } else {
        targetValue->setProperty(propertyName.constData(), newValue);
    }
}

Properties

propertyIndex

int QPropertyAnimationPrivate::propertyIndex

Definition at line 79 of file qpropertyanimation_p.h.

Referenced by updateMetaProperty(), and updateProperty().

propertyName

QByteArray QPropertyAnimationPrivate::propertyName

Definition at line 81 of file qpropertyanimation_p.h.

Referenced by updateMetaProperty(), and updateProperty().

propertyType

int QPropertyAnimationPrivate::propertyType

Definition at line 78 of file qpropertyanimation_p.h.

Referenced by updateMetaProperty(), and updateProperty().

target

QWeakPointer<QObject> QPropertyAnimationPrivate::target

Definition at line 73 of file qpropertyanimation_p.h.

Referenced by updateMetaProperty(), and updateProperty().

targetValue

QObject* QPropertyAnimationPrivate::targetValue

Definition at line 75 of file qpropertyanimation_p.h.

Referenced by updateMetaProperty(), and updateProperty().

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

• /src/corelib/animation/qpropertyanimation_p.h
• /src/corelib/animation/qpropertyanimation.cpp