QtConcurrent::ThreadEngine< T > Class Template Reference

\inmodule QtConcurrent More...

#include <qtconcurrentthreadengine.h>

Inheritance diagram for QtConcurrent::ThreadEngine< T >:

Collaboration diagram for QtConcurrent::ThreadEngine< T >:

Public Types
typedef T	ResultType
Public Types inherited from QRunnable
template<typename Callable>
using	if_callable = std::enable_if_t<std::is_invocable_r_v<void, Callable>, bool>

Public Member Functions
	ThreadEngine (QThreadPool *pool)
virtual T *	result ()
QFutureInterface< T > *	futureInterfaceTyped ()
T *	startSingleThreaded ()
QFuture< T >	startAsynchronously ()
void	asynchronousFinish () override
void	reportResult (const T *_result, int index=-1)
void	reportResults (const QList< T > &_result, int index=-1, int count=-1)
Public Member Functions inherited from QtConcurrent::ThreadEngineBase
	ThreadEngineBase (QThreadPool *pool)
virtual	~ThreadEngineBase ()
void	startSingleThreaded ()
void	startThread ()
bool	isCanceled ()
void	waitForResume ()
bool	isProgressReportingEnabled ()
void	setProgressValue (int progress)
void	setProgressRange (int minimum, int maximum)
void	acquireBarrierSemaphore ()
void	reportIfSuspensionDone () const
Public Member Functions inherited from QRunnable
constexpr	QRunnable () noexcept=default
	Constructs a QRunnable.
virtual	~QRunnable ()
	QRunnable virtual destructor.
bool	autoDelete () const
	Returns true is auto-deletion is enabled; false otherwise.
void	setAutoDelete (bool autoDelete)
	Enables auto-deletion if autoDelete is true; otherwise auto-deletion is disabled.

Additional Inherited Members
Static Public Member Functions inherited from QRunnable
template<typename Callable, if_callable< Callable > = true>
static QRunnable *	create (Callable &&functionToRun)
static QRunnable *	create (std::nullptr_t)=delete
Protected Member Functions inherited from QtConcurrent::ThreadEngineBase
virtual void	start ()
virtual void	finish ()
virtual ThreadFunctionResult	threadFunction ()
virtual bool	shouldStartThread ()
virtual bool	shouldThrottleThread ()
Protected Attributes inherited from QtConcurrent::ThreadEngineBase
QFutureInterfaceBase *	futureInterface
QThreadPool *	threadPool
ThreadEngineBarrier	barrier
QtPrivate::ExceptionStore	exceptionStore
QBasicMutex	mutex

Detailed Description

template<typename T>
class QtConcurrent::ThreadEngine< T >

\inmodule QtConcurrent

Definition at line 97 of file qtconcurrentthreadengine.h.

Member Typedef Documentation

ResultType

template<typename T>

typedef T QtConcurrent::ThreadEngine< T >::ResultType

Definition at line 100 of file qtconcurrentthreadengine.h.

Constructor & Destructor Documentation

ThreadEngine()

template<typename T>

QtConcurrent::ThreadEngine< T >::ThreadEngine ( QThreadPool * pool )

inline

Definition at line 102 of file qtconcurrentthreadengine.h.

Member Function Documentation

asynchronousFinish()

template<typename T>

void QtConcurrent::ThreadEngine< T >::asynchronousFinish ( )

inlineoverridevirtual

Implements QtConcurrent::ThreadEngineBase.

Definition at line 136 of file qtconcurrentthreadengine.h.

futureInterfaceTyped()

template<typename T>

QFutureInterface< T > * QtConcurrent::ThreadEngine< T >::futureInterfaceTyped ( )

inline

Definition at line 106 of file qtconcurrentthreadengine.h.

reportResult()

template<typename T>

void QtConcurrent::ThreadEngine< T >::reportResult ( const T * _result, int index = -1 )

inline

Definition at line 145 of file qtconcurrentthreadengine.h.

reportResults()

template<typename T>

void QtConcurrent::ThreadEngine< T >::reportResults ( const QList< T > & _result, int index = -1, int count = -1 )

inline

Definition at line 151 of file qtconcurrentthreadengine.h.

result()

template<typename T>

virtual T * QtConcurrent::ThreadEngine< T >::result ( )

inlinevirtual

Reimplemented in QtConcurrent::FilteredReducedKernel< ReducedResultType, Iterator, KeepFunctor, ReduceFunctor, Reducer >, and QtConcurrent::MappedReducedKernel< ReducedResultType, Iterator, MapFunctor, ReduceFunctor, Reducer >.

Definition at line 104 of file qtconcurrentthreadengine.h.

Referenced by startSingleThreaded().

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startAsynchronously()

template<typename T>

QFuture< T > QtConcurrent::ThreadEngine< T >::startAsynchronously ( )

inline

Definition at line 120 of file qtconcurrentthreadengine.h.

startSingleThreaded()

template<typename T>

T * QtConcurrent::ThreadEngine< T >::startSingleThreaded ( )

inline

Definition at line 112 of file qtconcurrentthreadengine.h.

References result().

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

• qtbase/src/concurrent/qtconcurrentthreadengine.h (8a2cb53b3710b333653bea5554713b84e3980fdc)