The Versit API is not a single API but a collection of APIs and frameworks. For more details, see the Versit API overview. The following are the classes involved in this API.
QVersitContactExporter
Converts QContacts into QVersitDocuments
QVersitContactExporterDetailHandlerV2
Interface for specifying custom export behaviour for certain contact details
QVersitContactHandler
Union of the QVersitContactImporterPropertyHandlerV2 and QVersitContactExporterDetailHandlerV2 interfaces
QVersitContactImporter
Converts QVersitDocuments to QContacts
QVersitContactImporterPropertyHandlerV2
Interface for specifying custom import behaviour for vCard properties
QVersitDocument
Container for a list of versit properties
QVersitOrganizerExporter
Converts QOrganizerItems into QVersitDocuments
QVersitOrganizerExporterDetailHandler
Interface for specifying custom export behaviour for certain organizer item details
QVersitOrganizerHandler
Union of the QVersitOrganizerImporterPropertyHandlerV2 and QVersitOrganizerExporterDetailHandlerV2 interfaces
QVersitOrganizerHandlerFactory
The interface for Versit plugins
QVersitOrganizerImporter
Converts QVersitDocuments to QOrganizerItems
QVersitOrganizerImporterPropertyHandler
QVersitProperty
Stores the name, value, groups and parameters of a Versit property
QVersitReader
Interface for reading versit documents such as vCards from a Stream
QVersitResourceHandler
Interface for clients wishing to implement custom behaviour for loading and saving files to disk when exporting and importing
QVersitWriter
Writes Versit documents such as vCards to a device