A representation of the events that can occur in relation to an attachment fetch.
There are three different attachment fetch events: Completed, Progress, or Deleted.
Completed
Progress
Deleted
There will be at most one Completed or Deleted event per attachment fetch. There can be many Progress events delivered for each attachment fetch.
Updates relating to an attachment fetch are delivered by registering an AttachmentFetcher through a call to fetchAttachment() on a Collection instance.
A representation of the events that can occur in relation to an attachment fetch.
There are three different attachment fetch events:
Completed,Progress, orDeleted.There will be at most one
CompletedorDeletedevent per attachment fetch. There can be manyProgressevents delivered for each attachment fetch.Updates relating to an attachment fetch are delivered by registering an AttachmentFetcher through a call to fetchAttachment() on a Collection instance.