Class MContactBackupObserver

class MContactBackupObserver;

Description

An observer class to which Contacts model clients should subscribe in order to be informed about the progress of a backup or restore operation.

Members

Defined in MContactBackupObserver:

• BackupBeginningL()Provides notification that a backup operation is to begin
• BackupRestoreCompletedL()Provides notification that a backup/restore operation is complete
• RestoreBeginningL()Provides notification that a restore operation is to begin

virtual void BackupBeginningL()=0;

Description

Provides notification that a backup operation is to begin. The Contacts model client should not access the contacts database for writing until BackupRestoreCompletedL() is called.

virtual void RestoreBeginningL()=0;

Description

Provides notification that a restore operation is to begin. The Contacts model client should not access the contacts database at all until BackupRestoreCompletedL() is called.

virtual void BackupRestoreCompletedL()=0;

Description

Provides notification that a backup/restore operation is complete. The contacts database can be accessed again.