cancel

Description:

[ Version ( since = "4.2" ) ]
public bool cancel (uint id)

Cancels a job not yet executed.

This may fail for the following reasons:

the job id could not be found, either because it has already been treated or because it does not exist or because it was created in another thread
the job id is currently being treated by the worker thread

this	a ThreadWrapper object
id	the ID of a job as returned by execute or execute_void

true if the job has been cancelled, or false in any other case.