Progress Event
Reports the progress of data compression.
Syntax
func onProgress(processed: Int64, total: Int64, overallProcessed: Int64, overallTotal: Int64, cancel: inout Bool)
Remarks
Subscribe to this event to be notified about compression progress.
Processed and Total report the progress of compression of the current entry; OverallProcessed and OverallTotal report the progress of the whole operation. Set Cancel to true to stop the operation.