AsyncOperationProgressHandler<TResult,TProgress> Delegate
Definition
Important
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Represents a method that handles progress update events of an asynchronous operation that provides progress updates.
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.Guid(1432946946, 2731, 16922, 135, 120, 248, 206, 80, 38, 215, 88)]
template <typename TResult, typename TProgress>
class AsyncOperationProgressHandler : MulticastDelegate[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.Guid(1432946946, 2731, 16922, 135, 120, 248, 206, 80, 38, 215, 88)]
public delegate void AsyncOperationProgressHandler<TResult,TProgress>(IAsyncOperationWithProgress<TResult,TProgress> asyncInfo, TProgress progressInfo);Public Delegate Sub AsyncOperationProgressHandler(Of TResult, TProgress)(asyncInfo As IAsyncOperationWithProgress(Of TResult, TProgress), progressInfo As TProgress)Type Parameters
- TResult
- TProgress
Parameters
The asynchronous operation.
- progressInfo
- TProgress
The progress information.
- Attributes
Windows requirements
| 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 Progress event, see Delegate types for asynchronous actions and operations.