QCache< Key, T > Class Template Reference

#include <qcache.h>

Collaboration diagram for QCache< Key, T >:

Public Member Functions
	QCache (qsizetype maxCost=100) noexcept
	~QCache ()
qsizetype	maxCost () const noexcept
void	setMaxCost (qsizetype m) noexcept(std::is_nothrow_destructible_v< Node >)
qsizetype	totalCost () const noexcept
qsizetype	size () const noexcept
qsizetype	count () const noexcept
bool	isEmpty () const noexcept
QList< Key >	keys () const
void	clear () noexcept(std::is_nothrow_destructible_v< Node >)
bool	insert (const Key &key, T *object, qsizetype cost=1)
T *	object (const Key &key) const noexcept
T *	operator[] (const Key &key) const noexcept
bool	contains (const Key &key) const noexcept
bool	remove (const Key &key) noexcept(std::is_nothrow_destructible_v< Node >)
T *	take (const Key &key) noexcept(std::is_nothrow_destructible_v< Key >)

Detailed Description

template<class Key, class T>
class QCache< Key, T >

Definition at line 13 of file qcache.h.

Constructor & Destructor Documentation

QCache()

template<class Key , class T >

QCache< Key, T >::QCache ( qsizetype  maxCost = 100 )

inlineexplicitnoexcept

Definition at line 141 of file qcache.h.

~QCache()

template<class Key , class T >

QCache< Key, T >::~QCache ( )

inline

Definition at line 145 of file qcache.h.

References QCache< Key, T >::clear().

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Member Function Documentation

clear()

template<class Key , class T >

void QCache< Key, T >::clear ( )

inlinenoexcept

Definition at line 176 of file qcache.h.

References d.

Referenced by QCache< Key, T >::~QCache(), QPMCache::clear(), QQmlTypeLoader::clearCache(), and QOpenGLTextureCache::invalidateResource().

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contains()

template<class Key , class T >

bool QCache< Key, T >::contains ( const Key &  key ) const

inlinenoexcept

Definition at line 217 of file qcache.h.

References d, and QCache< Key, T >::isEmpty().

Referenced by QQmlTypeLoader::absoluteFilePath(), QQmlTypeLoader::directoryExists(), QQmlTypeLoader::fileExists(), and QGtk3Storage::standardPixmap().

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count()

template<class Key , class T >

qsizetype QCache< Key, T >::count ( ) const

inlinenoexcept

Definition at line 162 of file qcache.h.

References d.

insert()

template<class Key , class T >

bool QCache< Key, T >::insert ( const Key &  key, T *  object, qsizetype  cost = 1  )

inline

Definition at line 184 of file qcache.h.

References cost(), d, and QCache< Key, T >::remove().

Referenced by QConfFileSettingsPrivate::~QConfFileSettingsPrivate(), QQmlTypeLoader::absoluteFilePath(), QXcbCursor::changeCursor(), QQmlTypeLoader::directoryExists(), QTzTimeZoneCache::fetchEntry(), QQmlTypeLoader::fileExists(), QWindowsFileIconEngine::filePixmap(), FolderIterator::fromCache(), QPMCache::insert(), QOpenGLProgramBinaryCache::load(), AndroidAbstractFileEngine::setFileName(), and QGtk3Storage::standardPixmap().

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isEmpty()

template<class Key , class T >

bool QCache< Key, T >::isEmpty ( ) const

inlinenoexcept

Definition at line 163 of file qcache.h.

References d.

Referenced by QCache< Key, T >::contains(), QCache< Key, T >::remove(), and QCache< Key, T >::take().

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keys()

template<class Key , class T >

QList< Key > QCache< Key, T >::keys ( ) const

inline

Definition at line 164 of file qcache.h.

References d, it, Q_ASSERT, QList< T >::reserve(), QCache< Key, T >::size(), and QList< T >::size().

Referenced by QPMCache::clear().

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maxCost()

template<class Key , class T >

qsizetype QCache< Key, T >::maxCost ( ) const

inlinenoexcept

Definition at line 153 of file qcache.h.

object()

template<class Key , class T >

T * QCache< Key, T >::object ( const Key &  key ) const

inlinenoexcept

Definition at line 209 of file qcache.h.

Referenced by QQmlTypeLoader::absoluteFilePath(), QOpenGLTextureCache::bindTexture(), QOpenGLTextureCache::bindTexture(), QXcbCursor::changeCursor(), QQmlTypeLoader::directoryExists(), QTzTimeZoneCache::fetchEntry(), QQmlTypeLoader::fileExists(), QWindowsFileIconEngine::filePixmap(), FolderIterator::fromCache(), QOpenGLProgramBinaryCache::load(), QPMCache::object(), AndroidAbstractFileEngine::setFileName(), and QGtk3Storage::standardPixmap().

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operator[]()

template<class Key , class T >

T * QCache< Key, T >::operator[] ( const Key &  key ) const

inlinenoexcept

Definition at line 213 of file qcache.h.

remove()

template<class Key , class T >

bool QCache< Key, T >::remove ( const Key &  key )

inlinenoexcept

Definition at line 222 of file qcache.h.

References d, and QCache< Key, T >::isEmpty().

Referenced by QWindowsFileIconEngine::filePixmap(), QCache< Key, T >::insert(), QOpenGLTextureCache::invalidate(), and QPMCache::remove().

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setMaxCost()

template<class Key , class T >

void QCache< Key, T >::setMaxCost ( qsizetype  m )

inlinenoexcept

Definition at line 154 of file qcache.h.

Referenced by QXcbCursor::QXcbCursor().

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size()

template<class Key , class T >

qsizetype QCache< Key, T >::size ( ) const

inlinenoexcept

Definition at line 161 of file qcache.h.

References d.

Referenced by QCache< Key, T >::keys().

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take()

template<class Key , class T >

T * QCache< Key, T >::take ( const Key &  key )

inlinenoexcept

Definition at line 235 of file qcache.h.

References d, and QCache< Key, T >::isEmpty().

Referenced by QConfFile::fromName().

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totalCost()

template<class Key , class T >

qsizetype QCache< Key, T >::totalCost ( ) const

inlinenoexcept

Definition at line 159 of file qcache.h.

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

• qtbase/src/corelib/tools/qcache.h