MLKitCommon Framework Reference

    • Globally available constants provide notifications for observing model download successes and failures.

    • MLKModelDownloadDidSucceedNotification and MLKModelDownloadDidFailNotification are the notification names for observing model download tasks.

    • The user info dictionary provides access to the RemoteModel and potential errors using keys MLKModelDownloadUserInfoKeyRemoteModel and MLKModelDownloadUserInfoKeyError respectively.

    Constants

    The following constants are available globally.

    • Notification name for observing model download tasks that succeed. The user info dictionary will contain {ModelDownloadUserInfoKey.remoteModel : RemoteModel} .

      Declaration

      Objective-C

        extern 
 NS_SWIFT_NAME 
 ( 
 mlkitModelDownloadDidSucceed 
 ) 
 const 
 NSNotificationName 
 MLKModelDownloadDidSucceedNotification

    • Notification name for observing model download tasks that fail. The user info dictionary will contain {ModelDownloadUserInfoKey.remoteModel : RemoteModel} and {ModelDownloadUserInfoKey.error : NSError} .

      Declaration

      Objective-C

        extern 
 NS_SWIFT_NAME 
 ( 
 mlkitModelDownloadDidFail 
 ) 
 const 
 NSNotificationName 
 MLKModelDownloadDidFailNotification

    • The key for retrieving the RemoteModel from the user info dictionary.

      Declaration

      Objective-C

        extern 
 const 
  MLKModelDownloadUserInfoKey 
 
 _Nonnull 
 MLKModelDownloadUserInfoKeyRemoteModel

    • The key for retrieving the NSError from the user info dictionary. The corresponding value is nil if the model download completed successfully.

      Declaration

      Objective-C

        extern 
 const 
  MLKModelDownloadUserInfoKey 
 
 _Nonnull 
 MLKModelDownloadUserInfoKeyError
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