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Qt 6.x
The Qt SDK
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#include <qquickanimation_p.h>
Public Types | |
enum | ThreadingModel { GuiThread , RenderThread , AnyThread } |
enum | Loops { Infinite = -2 } |
enum | TransitionDirection { Forward , Backward } |
Public Slots | |
void | restart () |
\qmlmethod QtQuick::Animation::restart() | |
void | start () |
\qmlmethod QtQuick::Animation::start() | |
void | pause () |
\qmlmethod QtQuick::Animation::pause() | |
void | resume () |
\qmlmethod QtQuick::Animation::resume() | |
void | stop () |
\qmlmethod QtQuick::Animation::stop() | |
void | complete () |
\qmlmethod QtQuick::Animation::complete() | |
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void | deleteLater () |
\threadsafe | |
Signals | |
void | started () |
void | stopped () |
void | runningChanged (bool) |
void | pausedChanged (bool) |
void | alwaysRunToEndChanged (bool) |
void | loopCountChanged (int) |
Q_REVISION (2, 12) void finished() | |
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void | destroyed (QObject *=nullptr) |
This signal is emitted immediately before the object obj is destroyed, after any instances of QPointer have been notified, and cannot be blocked. | |
void | objectNameChanged (const QString &objectName, QPrivateSignal) |
This signal is emitted after the object's name has been changed. | |
Public Member Functions | |
QQuickAbstractAnimation (QObject *parent=nullptr) | |
\qmltype Animation \instantiates QQuickAbstractAnimation \inqmlmodule QtQuick | |
~QQuickAbstractAnimation () override | |
bool | isRunning () const |
\qmlproperty bool QtQuick::Animation::running This property holds whether the animation is currently running. | |
void | setRunning (bool) |
\qmlsignal QtQuick::Animation::started() | |
bool | isPaused () const |
\qmlproperty bool QtQuick::Animation::paused This property holds whether the animation is currently paused. | |
void | setPaused (bool) |
bool | alwaysRunToEnd () const |
\qmlproperty bool QtQuick::Animation::alwaysRunToEnd This property holds whether the animation should run to completion when it is stopped. | |
void | setAlwaysRunToEnd (bool) |
int | loops () const |
\qmlproperty int QtQuick::Animation::loops This property holds the number of times the animation should play. | |
void | setLoops (int) |
int | duration () const |
int | currentTime () |
void | setCurrentTime (int) |
QQuickAnimationGroup * | group () const |
void | setGroup (QQuickAnimationGroup *, int index=-1) |
void | setDefaultTarget (const QQmlProperty &) |
void | setDisableUserControl () |
void | setEnableUserControl () |
bool | userControlDisabled () const |
void | classBegin () override |
Invoked after class creation, but before any properties have been set. | |
void | componentComplete () override |
Invoked after the root component that caused this instantiation has completed construction. | |
virtual ThreadingModel | threadingModel () const |
virtual QAbstractAnimationJob * | transition (QQuickStateActions &actions, QQmlProperties &modified, TransitionDirection direction, QObject *defaultTarget=nullptr) |
QAbstractAnimationJob * | qtAnimation () |
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Q_INVOKABLE | QObject (QObject *parent=nullptr) |
Constructs an object with parent object parent. | |
virtual | ~QObject () |
Destroys the object, deleting all its child objects. | |
virtual bool | event (QEvent *event) |
This virtual function receives events to an object and should return true if the event e was recognized and processed. | |
virtual bool | eventFilter (QObject *watched, QEvent *event) |
Filters events if this object has been installed as an event filter for the watched object. | |
QString | objectName () const |
Q_WEAK_OVERLOAD void | setObjectName (const QString &name) |
Sets the object's name to name. | |
void | setObjectName (QAnyStringView name) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QBindable< QString > | bindableObjectName () |
bool | isWidgetType () const |
Returns true if the object is a widget; otherwise returns false . | |
bool | isWindowType () const |
Returns true if the object is a window; otherwise returns false . | |
bool | isQuickItemType () const |
Returns true if the object is a QQuickItem; otherwise returns false . | |
bool | signalsBlocked () const noexcept |
Returns true if signals are blocked; otherwise returns false . | |
bool | blockSignals (bool b) noexcept |
If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it). | |
QThread * | thread () const |
Returns the thread in which the object lives. | |
void | moveToThread (QThread *thread) |
Changes the thread affinity for this object and its children. | |
int | startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer) |
This is an overloaded function that will start a timer of type timerType and a timeout of interval milliseconds. | |
int | startTimer (std::chrono::milliseconds time, Qt::TimerType timerType=Qt::CoarseTimer) |
void | killTimer (int id) |
Kills the timer with timer identifier, id. | |
template<typename T > | |
T | findChild (const QString &aName=QString(), Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
Returns the child of this object that can be cast into type T and that is called name, or \nullptr if there is no such object. | |
template<typename T > | |
QList< T > | findChildren (const QString &aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects. | |
template<typename T > | |
QList< T > | findChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
const QObjectList & | children () const |
Returns a list of child objects. | |
void | setParent (QObject *parent) |
Makes the object a child of parent. | |
void | installEventFilter (QObject *filterObj) |
Installs an event filter filterObj on this object. | |
void | removeEventFilter (QObject *obj) |
Removes an event filter object obj from this object. | |
QMetaObject::Connection | connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const |
bool | disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const |
bool | disconnect (const QObject *receiver, const char *member=nullptr) const |
void | dumpObjectTree () const |
Dumps a tree of children to the debug output. | |
void | dumpObjectInfo () const |
Dumps information about signal connections, etc. | |
bool | setProperty (const char *name, const QVariant &value) |
Sets the value of the object's name property to value. | |
bool | setProperty (const char *name, QVariant &&value) |
QVariant | property (const char *name) const |
Returns the value of the object's name property. | |
QList< QByteArray > | dynamicPropertyNames () const |
QBindingStorage * | bindingStorage () |
const QBindingStorage * | bindingStorage () const |
QObject * | parent () const |
Returns a pointer to the parent object. | |
bool | inherits (const char *classname) const |
Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false . | |
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QQmlPropertyValueSource () | |
Constructs a QQmlPropertyValueSource. | |
virtual | ~QQmlPropertyValueSource () |
Destroys the value source. | |
virtual void | setTarget (const QQmlProperty &)=0 |
Set the target property for the value source. | |
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QQmlParserStatus () | |
virtual | ~QQmlParserStatus () |
virtual void | classBegin ()=0 |
Invoked after class creation, but before any properties have been set. | |
virtual void | componentComplete ()=0 |
Invoked after the root component that caused this instantiation has completed construction. | |
Protected Member Functions | |
QQuickAbstractAnimation (QQuickAbstractAnimationPrivate &dd, QObject *parent) | |
QAbstractAnimationJob * | initInstance (QAbstractAnimationJob *animation) |
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QObject * | sender () const |
Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns \nullptr. | |
int | senderSignalIndex () const |
int | receivers (const char *signal) const |
Returns the number of receivers connected to the signal. | |
bool | isSignalConnected (const QMetaMethod &signal) const |
virtual void | timerEvent (QTimerEvent *event) |
This event handler can be reimplemented in a subclass to receive timer events for the object. | |
virtual void | childEvent (QChildEvent *event) |
This event handler can be reimplemented in a subclass to receive child events. | |
virtual void | customEvent (QEvent *event) |
This event handler can be reimplemented in a subclass to receive custom events. | |
virtual void | connectNotify (const QMetaMethod &signal) |
virtual void | disconnectNotify (const QMetaMethod &signal) |
QObject (QObjectPrivate &dd, QObject *parent=nullptr) | |
Properties | |
bool | running |
bool | paused |
bool | alwaysRunToEnd |
int | loops |
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QString | objectName |
the name of this object | |
Private Member Functions | |
void | setTarget (const QQmlProperty &) override |
Set the target property for the value source. | |
Friends | |
class | QQuickBehavior |
class | QQuickBehaviorPrivate |
class | QQuickAnimationGroup |
Additional Inherited Members | |
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static QMetaObject::Connection | connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection) |
\threadsafe | |
static QMetaObject::Connection | connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection) |
template<typename Func1 , typename Func2 > | |
static QMetaObject::Connection | connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::ContextTypeForFunctor< Func2 >::ContextType *context, Func2 &&slot, Qt::ConnectionType type=Qt::AutoConnection) |
template<typename Func1 , typename Func2 > | |
static QMetaObject::Connection | connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 &&slot) |
static bool | disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member) |
\threadsafe | |
static bool | disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member) |
static bool | disconnect (const QMetaObject::Connection &) |
Disconnect a connection. | |
template<typename Func1 , typename Func2 > | |
static bool | disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot) |
template<typename Func1 > | |
static bool | disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero) |
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QScopedPointer< QObjectData > | d_ptr |
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template< class T > T | qobject_cast (const QObject *object) |
Returns the given object cast to type T if the object is of type T (or of a subclass); otherwise returns \nullptr. | |
template< typename T > T | qFindChildqFindChildren (const QObject *obj, const QString &name)() |
template< typename T > QList< T > | qFindChildrenqFindChildren (const QObject *obj, const QString &name)() |
QObjectList | |
\macro Q_CLASSINFO(Name, Value) | |
Definition at line 34 of file qquickanimation_p.h.
Enumerator | |
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Infinite |
Definition at line 61 of file qquickanimation_p.h.
Enumerator | |
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GuiThread | |
RenderThread | |
AnyThread |
Definition at line 52 of file qquickanimation_p.h.
Enumerator | |
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Forward | |
Backward |
Definition at line 112 of file qquickanimation_p.h.
QT_BEGIN_NAMESPACE QQuickAbstractAnimation::QQuickAbstractAnimation | ( | QObject * | parent = nullptr | ) |
\qmltype Animation \instantiates QQuickAbstractAnimation \inqmlmodule QtQuick
Is the base of all QML animations.
The Animation type cannot be used directly in a QML file. It exists to provide a set of common properties and methods, available across all the other animation types that inherit from it. Attempting to use the Animation type directly will result in an error.
Definition at line 49 of file qquickanimation.cpp.
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override |
Definition at line 54 of file qquickanimation.cpp.
References d, and setGroup().
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protected |
Definition at line 62 of file qquickanimation.cpp.
bool QQuickAbstractAnimation::alwaysRunToEnd | ( | ) | const |
\qmlproperty bool QtQuick::Animation::alwaysRunToEnd This property holds whether the animation should run to completion when it is stopped.
If this true the animation will complete its current iteration when it is stopped - either by setting the running
property to false, or by calling the stop()
method. The complete()
method is not effected by this value.
This behavior is most useful when the loops
property is set, as the animation will finish playing normally but not restart.
By default, the alwaysRunToEnd property is not set.
Definition at line 382 of file qquickanimation.cpp.
References d.
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signal |
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overridevirtual |
Invoked after class creation, but before any properties have been set.
Implements QQmlParserStatus.
Definition at line 344 of file qquickanimation.cpp.
References d.
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slot |
\qmlmethod QtQuick::Animation::complete()
Stops the animation, jumping to the final property values
If the animation is not running, calling this method has no effect. The running
property will be false following a call to complete()
.
Unlike stop()
, complete()
immediately fast-forwards the animation to its end. In the following example,
calling stop()
at time 250ms will result in the x
property having a value of 50, while calling complete()
will set the x
property to 100, exactly as though the animation had played the whole way through.
Definition at line 576 of file qquickanimation.cpp.
References d, and isRunning().
Referenced by QQuickTableViewPrivate::setCurrentIndexFromKeyEvent().
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overridevirtual |
Invoked after the root component that caused this instantiation has completed construction.
At this point all static values and binding values have been assigned to the class.
Implements QQmlParserStatus.
Definition at line 350 of file qquickanimation.cpp.
References d, setPaused(), and setRunning().
int QQuickAbstractAnimation::currentTime | ( | ) |
Definition at line 446 of file qquickanimation.cpp.
References d.
int QQuickAbstractAnimation::duration | ( | ) | const |
Definition at line 440 of file qquickanimation.cpp.
References d.
QQuickAnimationGroup * QQuickAbstractAnimation::group | ( | ) | const |
Definition at line 460 of file qquickanimation.cpp.
References d.
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protected |
Definition at line 628 of file qquickanimation.cpp.
References animation, d, and QAbstractAnimation::setLoopCount().
Referenced by QQuickParentAnimation::transition(), QQuickAnchorAnimation::transition(), QQuickPauseAnimation::transition(), QQuickScriptAction::transition(), QQuickPropertyAction::transition(), QQuickPropertyAnimation::transition(), QQuickSequentialAnimation::transition(), QQuickParallelAnimation::transition(), QQuickSmoothedAnimation::transition(), and QQuickSpringAnimation::transition().
bool QQuickAbstractAnimation::isPaused | ( | ) | const |
\qmlproperty bool QtQuick::Animation::paused This property holds whether the animation is currently paused.
The paused
property can be set to declaratively control whether or not an animation is paused.
Animations can also be paused and resumed imperatively from JavaScript using the pause()
and resume()
methods.
By default, animations are not paused.
Definition at line 308 of file qquickanimation.cpp.
bool QQuickAbstractAnimation::isRunning | ( | ) | const |
\qmlproperty bool QtQuick::Animation::running This property holds whether the animation is currently running.
The running
property can be set to declaratively control whether or not an animation is running. The following example will animate a rectangle whenever the \l MouseArea is pressed.
Likewise, the running
property can be read to determine if the animation is running. In the following example the Text item will indicate whether or not the animation is running.
Animations can also be started and stopped imperatively from JavaScript using the start()
and stop()
methods.
By default, animations are not running. Though, when the animations are assigned to properties, as property value sources using the on syntax, they are set to running by default.
Definition at line 107 of file qquickanimation.cpp.
References d.
Referenced by QQuickTableViewPrivate::canUnloadTableEdge(), complete(), and QQuickTableViewPrivate::loadInitialTable().
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signal |
int QQuickAbstractAnimation::loops | ( | ) | const |
\qmlproperty int QtQuick::Animation::loops This property holds the number of times the animation should play.
By default, loops
is 1: the animation will play through once and then stop.
If set to Animation.Infinite, the animation will continuously repeat until it is explicitly stopped - either by setting the running
property to false, or by calling the stop()
method.
In the following example, the rectangle will spin indefinitely.
Definition at line 421 of file qquickanimation.cpp.
References d.
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slot |
\qmlmethod QtQuick::Animation::pause()
Pauses the animation
If the animation is already paused or not running
, calling this method has no effect. The paused
property will be true following a call to pause()
.
Definition at line 503 of file qquickanimation.cpp.
References setPaused().
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signal |
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signal |
QAbstractAnimationJob * QQuickAbstractAnimation::qtAnimation | ( | ) |
Definition at line 67 of file qquickanimation.cpp.
References d.
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slot |
\qmlmethod QtQuick::Animation::restart()
Restarts the animation
This is a convenience method, and is equivalent to calling stop()
and then start()
.
Definition at line 552 of file qquickanimation.cpp.
References start(), and stop().
Referenced by QQuickTableViewPrivate::scrollToColumn(), and QQuickTableViewPrivate::scrollToRow().
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slot |
\qmlmethod QtQuick::Animation::resume()
Resumes a paused animation
If the animation is not paused or not running
, calling this method has no effect. The paused
property will be false following a call to resume()
.
Definition at line 515 of file qquickanimation.cpp.
References setPaused().
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signal |
void QQuickAbstractAnimation::setAlwaysRunToEnd | ( | bool | f | ) |
Definition at line 388 of file qquickanimation.cpp.
References alwaysRunToEndChanged(), d, and emit.
void QQuickAbstractAnimation::setCurrentTime | ( | int | time | ) |
Definition at line 452 of file qquickanimation.cpp.
void QQuickAbstractAnimation::setDefaultTarget | ( | const QQmlProperty & | p | ) |
Definition at line 598 of file qquickanimation.cpp.
References d.
Referenced by prepareTransition(), QQuickSwipeTransitionManager::transition(), and QQuickDelayTransitionManager::transition().
void QQuickAbstractAnimation::setDisableUserControl | ( | ) |
Definition at line 609 of file qquickanimation.cpp.
References d.
Referenced by QQuickAnimationController::setAnimation().
void QQuickAbstractAnimation::setEnableUserControl | ( | ) |
Definition at line 615 of file qquickanimation.cpp.
References d.
void QQuickAbstractAnimation::setGroup | ( | QQuickAnimationGroup * | g, |
int | index = -1 |
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) |
Definition at line 466 of file qquickanimation.cpp.
References d.
Referenced by ~QQuickAbstractAnimation(), and QQuickAnimationGroupPrivate::clear_animation().
void QQuickAbstractAnimation::setLoops | ( | int | loops | ) |
Definition at line 427 of file qquickanimation.cpp.
References d, emit, loopCountChanged(), and loops.
void QQuickAbstractAnimation::setPaused | ( | bool | p | ) |
Definition at line 315 of file qquickanimation.cpp.
References d, emit, pausedChanged(), and qmlWarning().
Referenced by componentComplete(), pause(), and resume().
void QQuickAbstractAnimation::setRunning | ( | bool | r | ) |
\qmlsignal QtQuick::Animation::started()
This signal is emitted when the animation begins.
It is only triggered for top-level, standalone animations. It will not be triggered for animations in a Behavior or Transition, or animations that are part of an animation group.
\qmlsignal QtQuick::Animation::stopped()
This signal is emitted when the animation ends.
The animation may have been stopped manually, or may have run to completion.
It is only triggered for top-level, standalone animations. It will not be triggered for animations in a Behavior or Transition, or animations that are part of an animation group.
If \l alwaysRunToEnd is true, this signal will not be emitted until the animation has completed its current iteration.
\qmlsignal QtQuick::Animation::finished()
This signal is emitted when the animation has finished naturally.
It is not emitted when \l running is set to false
, nor for animations whose \l loops property is set to Animation.Infinite
.
In addition, it is only emitted for top-level, standalone animations. It will not be emitted for animations in a Behavior or Transition, or animations that are part of an animation group.
If \l alwaysRunToEnd is true, this signal will not be emitted until the animation has completed its current iteration.
Definition at line 233 of file qquickanimation.cpp.
References d, emit, pausedChanged(), qmlWarning(), runningChanged(), and stopped().
Referenced by componentComplete(), setTarget(), start(), and stop().
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overrideprivatevirtual |
Set the target property for the value source.
This method will be called by the QML engine when assigning a value source.
Implements QQmlPropertyValueSource.
Definition at line 584 of file qquickanimation.cpp.
References d, and setRunning().
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slot |
\qmlmethod QtQuick::Animation::start()
Starts the animation
If the animation is already running, calling this method has no effect. The running
property will be true following a call to start()
.
Definition at line 491 of file qquickanimation.cpp.
References setRunning().
Referenced by restart().
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signal |
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slot |
\qmlmethod QtQuick::Animation::stop()
Stops the animation
If the animation is not running, calling this method has no effect. Both the running
and paused
properties will be false following a call to stop()
.
Normally stop()
stops the animation immediately, and the animation has no further influence on property values. In this example animation
was stopped at time 250ms, the x
property will have a value of 50.
However, if the alwaysRunToEnd
property is set, the animation will continue running until it completes and then stop. The running
property will still become false immediately.
Definition at line 540 of file qquickanimation.cpp.
References setRunning().
Referenced by QQuickTableViewPrivate::init(), QQuickTableViewPrivate::loadInitialTable(), restart(), QQuickTableViewPrivate::scrollToColumn(), and QQuickTableViewPrivate::scrollToRow().
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signal |
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virtual |
Reimplemented in QQuickSequentialAnimation, QQuickParallelAnimation, and QQuickAnimator.
Definition at line 660 of file qquickanimation.cpp.
References GuiThread.
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virtual |
Reimplemented in QQuickParentAnimation, QQuickAnchorAnimation, QQuickPauseAnimation, QQuickScriptAction, QQuickPropertyAction, QQuickPropertyAnimation, QQuickSequentialAnimation, QQuickParallelAnimation, QQuickSmoothedAnimation, QQuickSpringAnimation, and QQuickAnimator.
Definition at line 635 of file qquickanimation.cpp.
bool QQuickAbstractAnimation::userControlDisabled | ( | ) | const |
Definition at line 622 of file qquickanimation.cpp.
References d.
Referenced by QQuickAnimationController::setAnimation().
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friend |
Definition at line 124 of file qquickanimation_p.h.
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friend |
Definition at line 122 of file qquickanimation_p.h.
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friend |
Definition at line 123 of file qquickanimation_p.h.
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readwrite |
Definition at line 453 of file qquickanimation_p.h.
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readwrite |
Definition at line 453 of file qquickanimation_p.h.
Referenced by setLoops().
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readwrite |
Definition at line 453 of file qquickanimation_p.h.
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readwrite |
Definition at line 453 of file qquickanimation_p.h.