Qt Mobility Reference Documentation

QOrganizerItemMemoryEngine Class Reference

The QOrganizerItemMemoryEngine class provides an in-memory implementation of a organizeritems backend. More...

 #include <QOrganizerItemMemoryEngine>

Inherits QOrganizerItemManagerEngine.


Public Functions

~QOrganizerItemMemoryEngine ()

Reimplemented Public Functions

virtual bool cancelRequest ( QOrganizerItemAbstractRequest * req )
virtual bool hasFeature ( QOrganizerItemManager::ManagerFeature feature, const QString & organizeritemType ) const
virtual bool isFilterSupported ( const QOrganizerItemFilter & filter ) const
virtual QOrganizerItem item ( const QOrganizerItemLocalId & organizeritemId, const QOrganizerItemFetchHint & fetchHint, QOrganizerItemManager::Error * error ) const
virtual QList<QOrganizerItemLocalId> itemIds ( const QOrganizerItemFilter & filter, const QList<QOrganizerItemSortOrder> & sortOrders, QOrganizerItemManager::Error * error ) const
virtual QList<QOrganizerItem> itemInstances ( const QOrganizerItem & generator, const QDateTime & periodStart, const QDateTime & periodEnd, int maxCount, QOrganizerItemManager::Error * error ) const
virtual QList<QOrganizerItem> items ( const QOrganizerItemFilter & filter, const QList<QOrganizerItemSortOrder> & sortOrders, const QOrganizerItemFetchHint & fetchHint, QOrganizerItemManager::Error * error ) const
virtual QString managerName () const
virtual QMap<QString, QString> managerParameters () const
virtual bool removeDetailDefinition ( const QString & definitionId, const QString & organizeritemType, QOrganizerItemManager::Error * error )
virtual bool removeItems ( const QList<QOrganizerItemLocalId> & organizeritemIds, QMap<int, QOrganizerItemManager::Error> * errorMap, QOrganizerItemManager::Error * error )
virtual void requestDestroyed ( QOrganizerItemAbstractRequest * req )
virtual bool saveItems ( QList<QOrganizerItem> * organizeritems, QMap<int, QOrganizerItemManager::Error> * errorMap, QOrganizerItemManager::Error * error )
virtual bool startRequest ( QOrganizerItemAbstractRequest * req )
virtual QList<QVariant::Type> supportedDataTypes () const
virtual bool waitForRequestFinished ( QOrganizerItemAbstractRequest * req, int msecs )

Static Public Members

QOrganizerItemMemoryEngine * createMemoryEngine ( const QMap<QString, QString> & parameters )

Protected Functions

QOrganizerItemMemoryEngine ( QOrganizerItemMemoryEngineData * data )

Additional Inherited Members


Detailed Description

The QOrganizerItemMemoryEngine class provides an in-memory implementation of a organizeritems backend.

It may be used as a reference implementation, or when persistent storage is not required.

During construction, it will load the in-memory data associated with the memory store identified by the "id" parameter from the given parameters if it exists, or a new, anonymous store if it does not.

Data stored in this engine is only available in the current process.

This engine supports sharing, so an internal reference count is increased whenever a manager uses this backend, and is decreased when the manager no longer requires this engine.


Member Function Documentation

QOrganizerItemMemoryEngine::QOrganizerItemMemoryEngine ( QOrganizerItemMemoryEngineData * data ) [protected]

Constructs a new in-memory backend which shares the given data with other shared memory engines.

QOrganizerItemMemoryEngine::~QOrganizerItemMemoryEngine ()

Frees any memory used by this engine

bool QOrganizerItemMemoryEngine::cancelRequest ( QOrganizerItemAbstractRequest * req ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::cancelRequest().

QOrganizerItemMemoryEngine * QOrganizerItemMemoryEngine::createMemoryEngine ( const QMap<QString, QString> & parameters ) [static]

Factory function for creating a new in-memory backend, based on the given parameters.

The same engine will be returned for multiple calls with the same value for the "id" parameter, while one of them is in scope.

bool QOrganizerItemMemoryEngine::hasFeature ( QOrganizerItemManager::ManagerFeature feature, const QString & organizeritemType ) const [virtual]

Reimplemented from QOrganizerItemManagerEngine::hasFeature().

bool QOrganizerItemMemoryEngine::isFilterSupported ( const QOrganizerItemFilter & filter ) const [virtual]

Reimplemented from QOrganizerItemManagerEngine::isFilterSupported().

The function returns true if the backend natively supports the given filter filter, otherwise false.

QOrganizerItem QOrganizerItemMemoryEngine::item ( const QOrganizerItemLocalId & organizeritemId, const QOrganizerItemFetchHint & fetchHint, QOrganizerItemManager::Error * error ) const [virtual]

Reimplemented from QOrganizerItemManagerEngine::item().

QList<QOrganizerItemLocalId> QOrganizerItemMemoryEngine::itemIds ( const QOrganizerItemFilter & filter, const QList<QOrganizerItemSortOrder> & sortOrders, QOrganizerItemManager::Error * error ) const [virtual]

Reimplemented from QOrganizerItemManagerEngine::itemIds().

QList<QOrganizerItem> QOrganizerItemMemoryEngine::itemInstances ( const QOrganizerItem & generator, const QDateTime & periodStart, const QDateTime & periodEnd, int maxCount, QOrganizerItemManager::Error * error ) const [virtual]

Reimplemented from QOrganizerItemManagerEngine::itemInstances().

QList<QOrganizerItem> QOrganizerItemMemoryEngine::items ( const QOrganizerItemFilter & filter, const QList<QOrganizerItemSortOrder> & sortOrders, const QOrganizerItemFetchHint & fetchHint, QOrganizerItemManager::Error * error ) const [virtual]

Reimplemented from QOrganizerItemManagerEngine::items().

QString QOrganizerItemMemoryEngine::managerName () const [virtual]

Reimplemented from QOrganizerItemManagerEngine::managerName().

QMap<QString, QString> QOrganizerItemMemoryEngine::managerParameters () const [virtual]

Reimplemented from QOrganizerItemManagerEngine::managerParameters().

bool QOrganizerItemMemoryEngine::removeDetailDefinition ( const QString & definitionId, const QString & organizeritemType, QOrganizerItemManager::Error * error ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::removeDetailDefinition().

bool QOrganizerItemMemoryEngine::removeItems ( const QList<QOrganizerItemLocalId> & organizeritemIds, QMap<int, QOrganizerItemManager::Error> * errorMap, QOrganizerItemManager::Error * error ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::removeItems().

void QOrganizerItemMemoryEngine::requestDestroyed ( QOrganizerItemAbstractRequest * req ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::requestDestroyed().

bool QOrganizerItemMemoryEngine::saveItems ( QList<QOrganizerItem> * organizeritems, QMap<int, QOrganizerItemManager::Error> * errorMap, QOrganizerItemManager::Error * error ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::saveItems().

bool QOrganizerItemMemoryEngine::startRequest ( QOrganizerItemAbstractRequest * req ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::startRequest().

QList<QVariant::Type> QOrganizerItemMemoryEngine::supportedDataTypes () const [virtual]

Reimplemented from QOrganizerItemManagerEngine::supportedDataTypes().

bool QOrganizerItemMemoryEngine::waitForRequestFinished ( QOrganizerItemAbstractRequest * req, int msecs ) [virtual]

Reimplemented from QOrganizerItemManagerEngine::waitForRequestFinished().


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Qt Mobility Project 1.1.0