QtBase  v6.3.1
Public Member Functions | Static Public Member Functions | List of all members
QPMCache Class Reference
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Public Member Functions

 QPMCache ()
 
 ~QPMCache ()
 
void timerEvent (QTimerEvent *) override
 
bool insert (const QString &key, const QPixmap &pixmap, int cost)
 
QPixmapCache::Key insert (const QPixmap &pixmap, int cost)
 
bool replace (const QPixmapCache::Key &key, const QPixmap &pixmap, int cost)
 
bool remove (const QString &key)
 
bool remove (const QPixmapCache::Key &key)
 
void resizeKeyArray (int size)
 
QPixmapCache::Key createKey ()
 
void releaseKey (const QPixmapCache::Key &key)
 
void clear ()
 
QPixmapobject (const QString &key) const
 
QPixmapobject (const QPixmapCache::Key &key) const
 
bool flushDetachedPixmaps (bool nt)
 
- Public Member Functions inherited from QObject
Q_INVOKABLE QObject (QObject *parent=nullptr)
 
virtual ~QObject ()
 
virtual bool event (QEvent *event)
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 
QString objectName () const
 
void setObjectName (const QString &name)
 
QBindable< QStringbindableObjectName ()
 
bool isWidgetType () const
 
bool isWindowType () const
 
bool signalsBlocked () const noexcept
 
bool blockSignals (bool b) noexcept
 
QThreadthread () const
 
void moveToThread (QThread *thread)
 
int startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer)
 
void killTimer (int id)
 
template<typename T >
T findChild (const QString &aName=QString(), Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 
template<typename T >
QList< TfindChildren (const QString &aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 
template<typename T >
QList< TfindChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 
const QObjectListchildren () const
 
void setParent (QObject *parent)
 
void installEventFilter (QObject *filterObj)
 
void removeEventFilter (QObject *obj)
 
QMetaObject::Connection connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const
 
bool disconnect (const QObject *receiver, const char *member=nullptr) const
 
void dumpObjectTree () const
 
void dumpObjectInfo () const
 
bool setProperty (const char *name, const QVariant &value)
 
QVariant property (const char *name) const
 
QList< QByteArraydynamicPropertyNames () const
 
QBindingStoragebindingStorage ()
 
const QBindingStoragebindingStorage () const
 
QObjectparent () const
 
bool inherits (const char *classname) const
 
- Public Member Functions inherited from QCache< QPixmapCache::Key, QPixmapCacheEntry >
 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< QPixmapCache::Keykeys () const
 
void clear () noexcept(std::is_nothrow_destructible_v< Node >)
 
bool insert (const QPixmapCache::Key &key, QPixmapCacheEntry *object, qsizetype cost=1)
 
QPixmapCacheEntryobject (const QPixmapCache::Key &key) const noexcept
 
QPixmapCacheEntryoperator[] (const QPixmapCache::Key &key) const noexcept
 
bool contains (const QPixmapCache::Key &key) const noexcept
 
bool remove (const QPixmapCache::Key &key) noexcept(std::is_nothrow_destructible_v< Node >)
 
QPixmapCacheEntrytake (const QPixmapCache::Key &key) noexcept(std::is_nothrow_destructible_v< QPixmapCache::Key >)
 

Static Public Member Functions

static QPixmapCache::KeyDataget (const QPixmapCache::Key &key)
 
static QPixmapCache::KeyDatagetKeyData (QPixmapCache::Key *key)
 
- Static Public Member Functions inherited from QObject
static QMetaObject::Connection connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 
static QMetaObject::Connection connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot, Qt::ConnectionType type=Qt::AutoConnection)
 
static QMetaObject::Connection ::type connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 slot)
 
static QMetaObject::Connection ::type connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *context, Func2 slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static std::enable_if< QtPrivate::FunctionPointer< Func2 >::ArgumentCount==-1 &&!std::is_convertible_v< Func2, const char * >, QMetaObject::Connection >::type connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 slot)
 
template<typename Func1 , typename Func2 >
static std::enable_if< QtPrivate::FunctionPointer< Func2 >::ArgumentCount==-1 &&!std::is_convertible_v< Func2, const char * >, QMetaObject::Connection >::type connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *context, Func2 slot, Qt::ConnectionType type=Qt::AutoConnection)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static bool disconnect (const QMetaObject::Connection &)
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot)
 
template<typename Func1 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero)
 

Additional Inherited Members

- Public Slots inherited from QObject
void deleteLater ()
 
- Signals inherited from QObject
void destroyed (QObject *=nullptr)
 
void objectNameChanged (const QString &objectName, QPrivateSignal)
 
- Protected Member Functions inherited from QObject
QObjectsender () const
 
int senderSignalIndex () const
 
int receivers (const char *signal) const
 
bool isSignalConnected (const QMetaMethod &signal) const
 
virtual void childEvent (QChildEvent *event)
 
virtual void customEvent (QEvent *event)
 
virtual void connectNotify (const QMetaMethod &signal)
 
virtual void disconnectNotify (const QMetaMethod &signal)
 
 QObject (QObjectPrivate &dd, QObject *parent=nullptr)
 
- Protected Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
 
- Properties inherited from QObject
QString objectName
 the name of this object More...
 

Detailed Description

Definition at line 212 of file qpixmapcache.cpp.

Constructor & Destructor Documentation

◆ QPMCache()

QPMCache::QPMCache ( )

Definition at line 262 of file qpixmapcache.cpp.

◆ ~QPMCache()

QPMCache::~QPMCache ( )

Definition at line 268 of file qpixmapcache.cpp.

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Member Function Documentation

◆ clear()

void QPMCache::clear ( )

Definition at line 458 of file qpixmapcache.cpp.

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◆ createKey()

QPixmapCache::Key QPMCache::createKey ( )

Definition at line 434 of file qpixmapcache.cpp.

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◆ flushDetachedPixmaps()

bool QPMCache::flushDetachedPixmaps ( bool  nt)

Definition at line 288 of file qpixmapcache.cpp.

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◆ get()

static QPixmapCache::KeyData* QPMCache::get ( const QPixmapCache::Key key)
inlinestatic

Definition at line 234 of file qpixmapcache.cpp.

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◆ getKeyData()

QPixmapCache::KeyData * QPMCache::getKeyData ( QPixmapCache::Key key)
static

Definition at line 478 of file qpixmapcache.cpp.

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◆ insert() [1/2]

QPixmapCache::Key QPMCache::insert ( const QPixmap pixmap,
int  cost 
)

Definition at line 375 of file qpixmapcache.cpp.

◆ insert() [2/2]

bool QPMCache::insert ( const QString key,
const QPixmap pixmap,
int  cost 
)

Definition at line 352 of file qpixmapcache.cpp.

◆ object() [1/2]

QPixmap * QPMCache::object ( const QPixmapCache::Key key) const

Definition at line 342 of file qpixmapcache.cpp.

◆ object() [2/2]

QPixmap * QPMCache::object ( const QString key) const

Definition at line 327 of file qpixmapcache.cpp.

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◆ releaseKey()

void QPMCache::releaseKey ( const QPixmapCache::Key key)

Definition at line 446 of file qpixmapcache.cpp.

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◆ remove() [1/2]

bool QPMCache::remove ( const QPixmapCache::Key key)

Definition at line 418 of file qpixmapcache.cpp.

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◆ remove() [2/2]

bool QPMCache::remove ( const QString key)

Definition at line 407 of file qpixmapcache.cpp.

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◆ replace()

bool QPMCache::replace ( const QPixmapCache::Key key,
const QPixmap pixmap,
int  cost 
)

Definition at line 388 of file qpixmapcache.cpp.

◆ resizeKeyArray()

void QPMCache::resizeKeyArray ( int  size)

Definition at line 423 of file qpixmapcache.cpp.

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◆ timerEvent()

void QPMCache::timerEvent ( QTimerEvent event)
overridevirtual

This event handler can be reimplemented in a subclass to receive timer events for the object.

QTimer provides a higher-level interface to the timer functionality, and also more general information about timers. The timer event is passed in the event parameter.

See also
startTimer(), killTimer(), event()

Reimplemented from QObject.

Definition at line 313 of file qpixmapcache.cpp.

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