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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QQuickPointerHandlerPrivate Class Reference

#include <qquickpointerhandler_p_p.h>

+ Inheritance diagram for QQuickPointerHandlerPrivate:
+ Collaboration diagram for QQuickPointerHandlerPrivate:

Public Member Functions

 QQuickPointerHandlerPrivate ()
 \qmlsignal QtQuick::PointerHandler::grabChanged(PointerDevice::GrabTransition transition, eventPoint point)
 
template<typename TEventPoint >
bool dragOverThreshold (qreal d, Qt::Axis axis, const TEventPoint &p) const
 
bool dragOverThreshold (QVector2D delta) const
 Returns true if the movement delta in pixels exceeds QQuickPointerHandler::dragThreshold().
 
bool dragOverThreshold (const QEventPoint &point) const
 Returns true if the movement delta of point in pixels (calculated as QEventPoint::scenePosition() - QEventPoint::scenePressPosition()) exceeds QQuickPointerHandler::dragThreshold().
 
virtual void onParentChanged (QQuickItem *, QQuickItem *)
 
virtual void onEnabledChanged ()
 
- Public Member Functions inherited from QObjectPrivate
void ensureExtraData ()
 
 QObjectPrivate (int version=QObjectPrivateVersion)
 
virtual ~QObjectPrivate ()
 
void deleteChildren ()
 
void clearBindingStorage ()
 
void checkForIncompatibleLibraryVersion (int version) const
 
void setParent_helper (QObject *)
 
void moveToThread_helper ()
 
void setThreadData_helper (QThreadData *currentData, QThreadData *targetData, QBindingStatus *status)
 
QObjectList receiverList (const char *signal) const
 
void ensureConnectionData ()
 
void addConnection (int signal, Connection *c)
 
int signalIndex (const char *signalName, const QMetaObject **meta=nullptr) const
 
bool isSignalConnected (uint signalIdx, bool checkDeclarative=true) const
 
bool maybeSignalConnected (uint signalIndex) const
 
bool isDeclarativeSignalConnected (uint signalIdx) const
 
void connectNotify (const QMetaMethod &signal)
 
void disconnectNotify (const QMetaMethod &signal)
 
void reinitBindingStorageAfterThreadMove ()
 
virtual std::string flagsForDumping () const
 
virtual void writeToDebugStream (QDebug &) const
 
QtPrivate::QPropertyAdaptorSlotObjectgetPropertyAdaptorSlotObject (const QMetaProperty &property)
 
- Public Member Functions inherited from QObjectData
 QObjectData ()=default
 
virtual ~QObjectData ()=0
 
QMetaObjectdynamicMetaObject () const
 

Static Public Member Functions

static QQuickPointerHandlerPrivateget (QQuickPointerHandler *q)
 
static const QQuickPointerHandlerPrivateget (const QQuickPointerHandler *q)
 
static QVector< QObject * > & deviceDeliveryTargets (const QInputDevice *device)
 
- Static Public Member Functions inherited from QObjectPrivate
static bool removeConnection (Connection *c)
 
static QObjectPrivateget (QObject *o)
 
static const QObjectPrivateget (const QObject *o)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiverPrivate, Func2 slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiverPrivate, Func2 slot)
 
static QMetaObject::Connection connectImpl (const QObject *sender, int signal_index, const QObject *receiver, void **slot, QtPrivate::QSlotObjectBase *slotObj, int type, const int *types, const QMetaObject *senderMetaObject)
 
static QMetaObject::Connection connect (const QObject *sender, int signal_index, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type)
 
static QMetaObject::Connection connect (const QObject *sender, int signal_index, const QObject *receiver, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type)
 
static bool disconnect (const QObject *sender, int signal_index, void **slot)
 
static bool disconnect (const QObject *sender, int signal_index, const QObject *receiver, void **slot)
 

Public Attributes

QPointerEventcurrentEvent = nullptr
 
QQuickItemtarget = nullptr
 
qreal m_margin = 0
 
quint64 lastEventTime = 0
 
qint16 dragThreshold = -1
 
uint8_t grabPermissions: 8
 
Qt::CursorShape cursorShape: 6
 
bool enabled: 1
 
bool active: 1
 
bool targetExplicitlySet: 1
 
bool hadKeepMouseGrab: 1
 
bool hadKeepTouchGrab: 1
 
bool cursorSet: 1
 
bool cursorDirty: 1
 
- Public Attributes inherited from QObjectPrivate
ExtraDataextraData
 
QAtomicPointer< QThreadDatathreadData
 
QAtomicPointer< ConnectionDataconnections
 
union { 
 
   QObject *   currentChildBeingDeleted 
 
   QAbstractDeclarativeData *   declarativeData 
 
};  
 
QAtomicPointer< QtSharedPointer::ExternalRefCountDatasharedRefcount
 
- Public Attributes inherited from QObjectData
QObjectq_ptr
 
QObjectparent
 
QObjectList children
 
uint isWidget: 1
 
uint blockSig: 1
 
uint wasDeleted: 1
 
uint isDeletingChildren: 1
 
uint sendChildEvents: 1
 
uint receiveChildEvents: 1
 
uint isWindow: 1
 
uint deleteLaterCalled: 1
 
uint isQuickItem: 1
 
uint willBeWidget: 1
 
uint wasWidget: 1
 
uint receiveParentEvents: 1
 
uint unused: 20
 
QAtomicInt postedEvents
 
QDynamicMetaObjectDatametaObject
 
QBindingStorage bindingStorage
 

Additional Inherited Members

- Public Types inherited from QObjectPrivate
typedef void(*) StaticMetaCallFunction(QObject *, QMetaObject::Call, int, void **)
 
using ConnectionDataPointer = QExplicitlySharedDataPointer<ConnectionData>
 

Detailed Description

Definition at line 26 of file qquickpointerhandler_p_p.h.

Constructor & Destructor Documentation

◆ QQuickPointerHandlerPrivate()

QQuickPointerHandlerPrivate::QQuickPointerHandlerPrivate ( )

\qmlsignal QtQuick::PointerHandler::grabChanged(PointerDevice::GrabTransition transition, eventPoint point)

This signal is emitted when the grab has changed in some way which is relevant to this handler.

The transition (verb) tells what happened. The point (object) is the point that was grabbed or ungrabbed.

Valid values for transition are:

\value PointerDevice.GrabExclusive This handler has taken primary responsibility for handling the point. \value PointerDevice.UngrabExclusive This handler has given up its previous exclusive grab. \value PointerDevice.CancelGrabExclusive This handler's exclusive grab has been taken over or cancelled. \value PointerDevice.GrabPassive This handler has acquired a passive grab, to monitor the point. \value PointerDevice.UngrabPassive This handler has given up its previous passive grab. \value PointerDevice.CancelGrabPassive This handler's previous passive grab has terminated abnormally.

\qmlsignal QtQuick::PointerHandler::canceled(eventPoint point)

If this handler has already grabbed the given point, this signal is emitted when the grab is stolen by a different Pointer Handler or Item.

Definition at line 870 of file qquickpointerhandler.cpp.

Member Function Documentation

◆ deviceDeliveryTargets()

QVector< QObject * > & QQuickPointerHandlerPrivate::deviceDeliveryTargets ( const QInputDevice * device)
static

Definition at line 933 of file qquickpointerhandler.cpp.

◆ dragOverThreshold() [1/3]

bool QQuickPointerHandlerPrivate::dragOverThreshold ( const QEventPoint & point) const

Returns true if the movement delta of point in pixels (calculated as QEventPoint::scenePosition() - QEventPoint::scenePressPosition()) exceeds QQuickPointerHandler::dragThreshold().

See also
QQuickDeliveryAgentPrivate::dragOverThreshold()

Definition at line 926 of file qquickpointerhandler.cpp.

◆ dragOverThreshold() [2/3]

template<typename TEventPoint >
bool QQuickPointerHandlerPrivate::dragOverThreshold ( qreal d,
Qt::Axis axis,
const TEventPoint & p ) const

Returns true if the movement delta d in pixels along the axis exceeds QQuickPointerHandler::dragThreshold() or QEventPoint::velocity() exceeds QStyleHints::startDragVelocity().

See also
QQuickDeliveryAgentPrivate::dragOverThreshold()

Definition at line 893 of file qquickpointerhandler.cpp.

◆ dragOverThreshold() [3/3]

bool QQuickPointerHandlerPrivate::dragOverThreshold ( QVector2D delta) const

Returns true if the movement delta in pixels exceeds QQuickPointerHandler::dragThreshold().

See also
QQuickDeliveryAgentPrivate::dragOverThreshold()

Definition at line 912 of file qquickpointerhandler.cpp.

◆ get() [1/2]

static const QQuickPointerHandlerPrivate * QQuickPointerHandlerPrivate::get ( const QQuickPointerHandler * q)
inlinestatic

Definition at line 32 of file qquickpointerhandler_p_p.h.

◆ get() [2/2]

static QQuickPointerHandlerPrivate * QQuickPointerHandlerPrivate::get ( QQuickPointerHandler * q)
inlinestatic

Definition at line 31 of file qquickpointerhandler_p_p.h.

◆ onEnabledChanged()

virtual void QQuickPointerHandlerPrivate::onEnabledChanged ( )
inlinevirtual

Reimplemented in QQuickHoverHandlerPrivate, and QQuickHoverHandlerPrivate.

Definition at line 43 of file qquickpointerhandler_p_p.h.

◆ onParentChanged()

virtual void QQuickPointerHandlerPrivate::onParentChanged ( QQuickItem * ,
QQuickItem *  )
inlinevirtual

Reimplemented in QQuickHoverHandlerPrivate, and QQuickHoverHandlerPrivate.

Definition at line 42 of file qquickpointerhandler_p_p.h.

Member Data Documentation

◆ active

bool QQuickPointerHandlerPrivate::active

Definition at line 55 of file qquickpointerhandler_p_p.h.

◆ currentEvent

QPointerEvent* QQuickPointerHandlerPrivate::currentEvent = nullptr

Definition at line 47 of file qquickpointerhandler_p_p.h.

◆ cursorDirty

bool QQuickPointerHandlerPrivate::cursorDirty

Definition at line 60 of file qquickpointerhandler_p_p.h.

◆ cursorSet

bool QQuickPointerHandlerPrivate::cursorSet

Definition at line 59 of file qquickpointerhandler_p_p.h.

◆ cursorShape

Qt::CursorShape QQuickPointerHandlerPrivate::cursorShape

Definition at line 53 of file qquickpointerhandler_p_p.h.

◆ dragThreshold

qint16 QQuickPointerHandlerPrivate::dragThreshold = -1

Definition at line 51 of file qquickpointerhandler_p_p.h.

◆ enabled

bool QQuickPointerHandlerPrivate::enabled

Definition at line 54 of file qquickpointerhandler_p_p.h.

◆ grabPermissions

uint8_t QQuickPointerHandlerPrivate::grabPermissions

Definition at line 52 of file qquickpointerhandler_p_p.h.

◆ hadKeepMouseGrab

bool QQuickPointerHandlerPrivate::hadKeepMouseGrab

Definition at line 57 of file qquickpointerhandler_p_p.h.

◆ hadKeepTouchGrab

bool QQuickPointerHandlerPrivate::hadKeepTouchGrab

Definition at line 58 of file qquickpointerhandler_p_p.h.

◆ lastEventTime

quint64 QQuickPointerHandlerPrivate::lastEventTime = 0

Definition at line 50 of file qquickpointerhandler_p_p.h.

◆ m_margin

qreal QQuickPointerHandlerPrivate::m_margin = 0

Definition at line 49 of file qquickpointerhandler_p_p.h.

◆ target

QQuickItem* QQuickPointerHandlerPrivate::target = nullptr

Definition at line 48 of file qquickpointerhandler_p_p.h.

◆ targetExplicitlySet

bool QQuickPointerHandlerPrivate::targetExplicitlySet

Definition at line 56 of file qquickpointerhandler_p_p.h.


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