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Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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Public Types | Public Member Functions | List of all members
QtConcurrent::MapKernel< Iterator, MapFunctor > Class Template Reference

\inmodule QtConcurrent More...

#include <qtconcurrentmapkernel.h>

+ Inheritance diagram for QtConcurrent::MapKernel< Iterator, MapFunctor >:
+ Collaboration diagram for QtConcurrent::MapKernel< Iterator, MapFunctor >:

Public Types

typedef void ReturnType
 
- Public Types inherited from QtConcurrent::IterateKernel< Iterator, void >
typedef void ResultType
 
- Public Types inherited from QtConcurrent::ThreadEngine< T >
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

template<typename F = MapFunctor>
 MapKernel (QThreadPool *pool, Iterator begin, Iterator end, F &&_map)
 
bool runIteration (Iterator it, int, void *) override
 
bool runIterations (Iterator sequenceBeginIterator, int beginIndex, int endIndex, void *) override
 
- Public Member Functions inherited from QtConcurrent::IterateKernel< Iterator, void >
 IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end)
 
 IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end)
 
 IterateKernel (QThreadPool *pool, Iterator _begin, Iterator _end, U &&_defaultValue)
 
virtual ~IterateKernel ()
 
void start () override
 
bool shouldStartThread () override
 
ThreadFunctionResult threadFunction () override
 
ThreadFunctionResult forThreadFunction ()
 
ThreadFunctionResult whileThreadFunction ()
 
- Public Member Functions inherited from QtConcurrent::ThreadEngine< T >
 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.
 
template<typename Callable , if_callable< Callable > = true>
 QGenericRunnable (Callable &&c)
 
 ~QGenericRunnable () override
 
void run () override
 

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
 
- Public Attributes inherited from QtConcurrent::IterateKernel< Iterator, void >
const Iterator begin
 
const Iterator end
 
Iterator current
 
QAtomicInt currentIndex
 
QAtomicInt iteratorThreads
 
QAtomicInt completed
 
const int iterationCount
 
const bool forIteration
 
bool progressReportingEnabled
 
DefaultValueContainer< ResultType > defaultValue
 
- Protected Member Functions inherited from QtConcurrent::ThreadEngineBase
virtual void finish ()
 
virtual bool shouldThrottleThread ()
 
- Protected Attributes inherited from QtConcurrent::ThreadEngineBase
QFutureInterfaceBase * futureInterface
 
QThreadPool * threadPool
 
ThreadEngineBarrier barrier
 
QtPrivate::ExceptionStore exceptionStore
 
QBasicMutex mutex
 

Detailed Description

template<typename Iterator, typename MapFunctor>
class QtConcurrent::MapKernel< Iterator, MapFunctor >

\inmodule QtConcurrent

Definition at line 22 of file qtconcurrentmapkernel.h.

Member Typedef Documentation

◆ ReturnType

template<typename Iterator , typename MapFunctor >
typedef void QtConcurrent::MapKernel< Iterator, MapFunctor >::ReturnType

Definition at line 26 of file qtconcurrentmapkernel.h.

Constructor & Destructor Documentation

◆ MapKernel()

template<typename Iterator , typename MapFunctor >
template<typename F = MapFunctor>
QtConcurrent::MapKernel< Iterator, MapFunctor >::MapKernel ( QThreadPool * pool,
Iterator begin,
Iterator end,
F && _map )
inline

Definition at line 28 of file qtconcurrentmapkernel.h.

References map.

Member Function Documentation

◆ runIteration()

template<typename Iterator , typename MapFunctor >
bool QtConcurrent::MapKernel< Iterator, MapFunctor >::runIteration ( Iterator it,
int ,
void *  )
inlineoverridevirtual

Reimplemented from QtConcurrent::IterateKernel< Iterator, void >.

Definition at line 32 of file qtconcurrentmapkernel.h.

References it, and map.

Referenced by QtConcurrent::MapKernel< Iterator, MapFunctor >::runIterations().

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◆ runIterations()

template<typename Iterator , typename MapFunctor >
bool QtConcurrent::MapKernel< Iterator, MapFunctor >::runIterations ( Iterator sequenceBeginIterator,
int beginIndex,
int endIndex,
void *  )
inlineoverridevirtual

Reimplemented from QtConcurrent::IterateKernel< Iterator, void >.

Definition at line 38 of file qtconcurrentmapkernel.h.

References i, it, and QtConcurrent::MapKernel< Iterator, MapFunctor >::runIteration().

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