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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.

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