WindowsRuntimeSystemExtensions.AsTask(Of TResult, TProgress) Method ((Of TResult, TProgress), CancellationToken)
For apps that target Windows Phone OS 7.0 and 7.1, do not use any members of this type in your app. If you do, your code will throw a MethodAccessException. This type is security-critical, which restricts it to internal use by the .NET Framework for Windows Phone class library.
Assembly: System.Runtime.WindowsRuntime (in System.Runtime.WindowsRuntime.dll)
A task that represents the asynchronous operation.
[SECURITY CRITICAL]
Namespace:
System[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Returns a task that represents a Windows Runtime asynchronous operation that returns a result and can be cancelled.
Assembly: System.Runtime.WindowsRuntime (in System.Runtime.WindowsRuntime.dll)
'Declaration <ExtensionAttribute> _ Public Shared Function AsTask(Of TResult, TProgress) ( _ source As IAsyncOperationWithProgress(Of TResult, TProgress), _ cancellationToken As CancellationToken _ ) As Task(Of TResult)
Type Parameters
- TResult
The type of object that returns the result of the asynchronous operation.
- TProgress
The type of object that provides data that indicates progress.
Parameters
- source
- Type: IAsyncOperationWithProgress(Of TResult, TProgress)
The asynchronous operation.
- cancellationToken
- Type: System.Threading.CancellationToken
A token that can be used to request cancellation of the asynchronous operation.
Return Value
Type: System.Threading.Tasks.Task(Of TResult)A task that represents the asynchronous operation.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IAsyncOperationWithProgress(Of TResult, TProgress). When you use instance method syntax to call this method, omit the first parameter.
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