AsyncOperationCompletedHandler<TResult> Delegate
Definition
Important
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Represents a method that handles the completed event of an asynchronous operation.
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.Guid(4242337836, 58840, 17528, 145, 90, 77, 144, 183, 75, 131, 165)]
template <typename TResult>
class AsyncOperationCompletedHandler : MulticastDelegate[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.Guid(4242337836, 58840, 17528, 145, 90, 77, 144, 183, 75, 131, 165)]
public delegate void AsyncOperationCompletedHandler<TResult>(IAsyncOperation<TResult> asyncInfo, AsyncStatus asyncStatus);Public Delegate Sub AsyncOperationCompletedHandler(Of TResult)(asyncInfo As IAsyncOperation(Of TResult), asyncStatus As AsyncStatus)Type Parameters
- TResult
Parameters
- asyncInfo
- IAsyncOperation<TResult>
The asynchronous operation.
- asyncStatus
- AsyncStatus
One of the enumeration values.
- Attributes
Windows requirements
| Requirements | Description |
|---|---|
| Device family |
Windows 10 (introduced in 10.0.10240.0)
|
| API contract |
Windows.Foundation.FoundationContract (introduced in v1.0)
|
Examples
For example C++/WinRT code illustrating how to handle the Completed event, see Delegate types for asynchronous actions and operations.