QEventDispatcherQPAPrivate Class Reference

Inheritance diagram for QEventDispatcherQPAPrivate:

Public Functions
bool	hasIntegration () const
bool	isEventLoopIntegrationRunning () const
	QEventDispatcherQPAPrivate ()
void	runEventLoopIntegration ()
	~QEventDispatcherQPAPrivate ()
Public Functions inherited from QEventDispatcherUNIXPrivate
int	doSelect (QEventLoop::ProcessEventsFlags flags, timeval *timeout)
virtual int	initThreadWakeUp ()
virtual int	processThreadWakeUp (int nsel)
	QEventDispatcherUNIXPrivate ()
	~QEventDispatcherUNIXPrivate ()
Public Functions inherited from QAbstractEventDispatcherPrivate
void	init ()
	QAbstractEventDispatcherPrivate ()
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
Rendezvous *	barrierBeforeBlocking
Rendezvous *	barrierReturnValue
QPlatformEventLoopIntegration *	eventLoopIntegration
QMutex *	selectReturnMutex
SelectWorker *	selectWorker
bool	selectWorkerHasResult
bool	selectWorkerNeedsSync
Public Variables inherited from QEventDispatcherUNIXPrivate
bool	interrupt
bool	mainThread
int	sn_highest
QSockNotType::List	sn_pending_list
QSockNotType	sn_vec [3]
int	thread_pipe [2]
QTimerInfoList	timerList
QAtomicInt	wakeUps
Public Variables inherited from QAbstractEventDispatcherPrivate
QAbstractEventDispatcher::EventFilter	event_filter
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

Properties
bool	m_hasIntegration
bool	m_integrationInitialised
bool	m_isEventLoopIntegrationRunning

Additional Inherited Members
Public Types inherited from QObjectPrivate
typedef void(*	StaticMetaCallFunction) (QObject *, QMetaObject::Call, int, void **)
Static Public Functions inherited from QAbstractEventDispatcherPrivate
static int	allocateTimerId ()
static void	releaseTimerId (int id)
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 116 of file qeventdispatcher_qpa.cpp.

Constructors and Destructors

QEventDispatcherQPAPrivate()

QEventDispatcherQPAPrivate::QEventDispatcherQPAPrivate ( )

inline

Definition at line 120 of file qeventdispatcher_qpa.cpp.

        :  eventLoopIntegration(0),
           barrierBeforeBlocking(0),
           barrierReturnValue(0),
           selectReturnMutex(0),
           selectWorkerNeedsSync(true),
           selectWorkerHasResult(false),
           selectWorker(0),
           m_integrationInitialised(false),
           m_hasIntegration(false),
           m_isEventLoopIntegrationRunning(false)
    {

    }

~QEventDispatcherQPAPrivate()

QEventDispatcherQPAPrivate::~QEventDispatcherQPAPrivate ( )

inline

Definition at line 135 of file qeventdispatcher_qpa.cpp.

    {
        delete selectWorker;
        delete eventLoopIntegration;
        delete barrierBeforeBlocking;
        delete barrierReturnValue;
        delete selectReturnMutex;
    }

Functions

hasIntegration()

bool QEventDispatcherQPAPrivate::hasIntegration ( ) const

inline

Definition at line 144 of file qeventdispatcher_qpa.cpp.

    {
        if (!m_integrationInitialised) {
            QEventDispatcherQPAPrivate *that = const_cast<QEventDispatcherQPAPrivate *>(this);
            if (qApp && (qApp->thread() == QThread::currentThread())) { // guiThread
                if (QApplicationPrivate::platformIntegration()) {
                    that->eventLoopIntegration = QApplicationPrivate::platformIntegration()->createEventLoopIntegration();
                    if (that->eventLoopIntegration) {
                        that->selectWorker = new SelectWorker(that);
                        that->barrierBeforeBlocking = new Rendezvous;
                        that->barrierReturnValue = new Rendezvous;
                        that->selectReturnMutex = new QMutex;
                        that->selectWorker->start();
                        that->m_hasIntegration = true;
                        if (!QElapsedTimer::isMonotonic())
                            qWarning("Having eventloop integration without monotonic timers can lead to undefined behaviour");
                    }
                }
            }
            that->m_integrationInitialised = true;
        }
        return m_hasIntegration;
    }

isEventLoopIntegrationRunning()

bool QEventDispatcherQPAPrivate::isEventLoopIntegrationRunning ( ) const

inline

Definition at line 168 of file qeventdispatcher_qpa.cpp.

    {
        return m_isEventLoopIntegrationRunning;
    }

runEventLoopIntegration()

void QEventDispatcherQPAPrivate::runEventLoopIntegration ( )

inline

Definition at line 173 of file qeventdispatcher_qpa.cpp.

    {
        if (qApp && (qApp->thread() == QThread::currentThread())) {
            m_isEventLoopIntegrationRunning = true;
            eventLoopIntegration->startEventLoop();
        }
    }

Properties

barrierBeforeBlocking

Rendezvous* QEventDispatcherQPAPrivate::barrierBeforeBlocking

Definition at line 182 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

barrierReturnValue

Rendezvous* QEventDispatcherQPAPrivate::barrierReturnValue

Definition at line 183 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

eventLoopIntegration

QPlatformEventLoopIntegration* QEventDispatcherQPAPrivate::eventLoopIntegration

Definition at line 181 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

m_hasIntegration

bool QEventDispatcherQPAPrivate::m_hasIntegration

private

Definition at line 192 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

m_integrationInitialised

bool QEventDispatcherQPAPrivate::m_integrationInitialised

private

Definition at line 191 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

m_isEventLoopIntegrationRunning

bool QEventDispatcherQPAPrivate::m_isEventLoopIntegrationRunning

private

Definition at line 193 of file qeventdispatcher_qpa.cpp.

selectReturnMutex

QMutex* QEventDispatcherQPAPrivate::selectReturnMutex

Definition at line 185 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

selectWorker

SelectWorker* QEventDispatcherQPAPrivate::selectWorker

Definition at line 189 of file qeventdispatcher_qpa.cpp.

Referenced by hasIntegration().

selectWorkerHasResult

bool QEventDispatcherQPAPrivate::selectWorkerHasResult

Definition at line 187 of file qeventdispatcher_qpa.cpp.

selectWorkerNeedsSync

bool QEventDispatcherQPAPrivate::selectWorkerNeedsSync

Definition at line 186 of file qeventdispatcher_qpa.cpp.

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

• /src/gui/kernel/qeventdispatcher_qpa.cpp