download
abstract fun downloadThumbnail( remoteFile: RemoteFile, path: File?, completionHandler: CompletionHandler<<Error class: unknown class>>)
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Downloads the thumbnail (preview image) of a file attachment asynchronously. Note Cisco Webex doesn't generate thumbnail for all files. See File Sharing for more details.
Since
1.4.0
Parameters
remote
The remote file whose thumbnail to be downloaded.
path
The local file directory to save the thumbnail.
completion
A closure to be executed when the download has completed. The URI contains the path to the downloaded thumbnail.