Notification Keys
Keys used to get values from the user information dictionary of the Alassetslibrarychangednotification notification.
Overview
Assets that are modified use the ALAssetLibraryUpdatedAssetsKey key. Assets that are inserted or deleted use the ALAssetLibraryUpdatedAssetGroupsKey key for the asset group that contains the asset.
Assets and asset groups that have no strong references are omitted from the notification’s user information dictionary.
Topics
Constants
See Also
Constants
ALAssetsGroupTypeTypes of AssetALAssetOrientationALAssetsLibraryGroupsEnumerationResultsBlockALAssetsLibraryAssetForURLResultBlockALAssetsLibraryWriteImageCompletionBlockALAssetsLibraryWriteVideoCompletionBlockALAssetsLibraryAccessFailureBlockALAssetsLibraryGroupResultBlockALAuthorizationStatusError DomainError Codes