Thenamespace provides classes to support synchronous and asynchronous operations.
An object to track the status of an operation that may be performed either synchronously or asynchronously. See remarks.
Propagates a request for a method call to be canceled before completion.
An object to wait for the status of a one time operation. See remarks.
An object to track the status of an operation that is using the IAsyncResult pattern but will be completed synchronously.
The type of callback that takes an AsyncResult object and executes an operation (either synchronously or asynchronously). When the operation is completed, SetResult or SetException method can be called on the AsyncResult object.
An arbitrary action.
Called when an application exception occurs.