Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

TaskFactory.FromAsync<TArg1> Method (Func<TArg1, AsyncCallback, Object, IAsyncResult>, Action<IAsyncResult>, TArg1, Object)

Creates a Task that represents a pair of begin and end methods that conform to the Asynchronous Programming Model pattern.

Namespace:  System.Threading.Tasks
Assembly:  mscorlib (in mscorlib.dll)

public Task FromAsync<TArg1>(
	Func<TArg1, AsyncCallback, Object, IAsyncResult> beginMethod,
	Action<IAsyncResult> endMethod,
	TArg1 arg1,
	Object state
)

Type Parameters

TArg1

The type of the first argument passed to the beginMethod delegate.

Parameters

beginMethod
Type: System.Func<TArg1, AsyncCallback, Object, IAsyncResult>
The delegate that begins the asynchronous operation.
endMethod
Type: System.Action<IAsyncResult>
The delegate that ends the asynchronous operation.
arg1
Type: TArg1
The first argument passed to the beginMethod delegate.
state
Type: System.Object
An object containing data to be used by the beginMethod delegate.

Return Value

Type: System.Threading.Tasks.Task
The created Task that represents the asynchronous operation.

ExceptionCondition
ArgumentNullException

The exception that is thrown when the beginMethod argument is null.

-or-

The exception that is thrown when the endMethod argument is null.

This method throws any exceptions thrown by the beginMethod.

Silverlight

Supported in: 5

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Was this page helpful?
(1500 characters remaining)
Thank you for your feedback

Community Additions

Show:
© 2014 Microsoft