func pause()
Pauses progress tracking.
進捗の追跡を一時停止します。
func resume()
Resumes progress tracking.
進捗の追跡を再開します。
var resumingHandler : (() -> Void)?
The block to invoke when progress resumes.
進捗が再開する時に発動するブロック。
Availability 有効性
Technology
func cancel()
This method invokes the block for cancellation
, if there is one, and ensures that any subsequent reads of the is
property return true
.
If the receiver has suboperations, the system cancels their progress as well.
func pause()
func resume()
var resumingHandler : (() -> Void)?