Contents

CNChangeHistoryEventVisitor

An interface for receiving notice of changes to contacts and groups.

Declaration

protocol CNChangeHistoryEventVisitor : NSObjectProtocol

Overview

Implement this protocol to receive events that describe when a user adds, updates, or deletes contacts or groups outside your app.

Topics

Updating contacts

Updating groups

Updating subgroups

Updating contacts in groups

Resetting synced data

See Also

Change history data