#import <Foundation/Foundation.h>
Type of block used to report success completion of getting conversation by providerId process.
- Parameters
-
| conversation | conversation object. |
| error | if operation fails, contains information about failure, nil otherwise. |
| typedef void(^ CSMessagingCompletionHandler) (NSError *error) |
Type of block used to report status of background task.
| typedef void(^ CSMessagingMessageCompletionHandler) (CSMessage *message, NSError *error) |
| typedef void(^ CSMessagingMessageDeliveryDetailsCompletionHandler) (CSMessageDeliveryDetails *deliveryDetails, NSError *error) |
| typedef void(^ CSMessagingParticipantRetrievePictureCompletionHandler) (NSData *pictureData, NSError *error) |
Type of block used to report completion or failure of picture retrieval.
- Parameters
-
| pictureData | picture in JPEG or PNG format. |
| error | if operation fails, contains information about failure, nil otherwise. |