AsyncActionProgressHandler<TProgress> Delegate

Reference

Definition

Namespace:: Windows.Foundation

Important

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Represents a method that handles progress update events of an asynchronous action that provides progress updates.

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.Guid(1837385816, 3327, 17808, 174, 137, 149, 165, 165, 200, 180, 184)]
template <typename TProgress>
class AsyncActionProgressHandler : MulticastDelegate

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.Guid(1837385816, 3327, 17808, 174, 137, 149, 165, 165, 200, 180, 184)]
public delegate void AsyncActionProgressHandler<TProgress>(IAsyncActionWithProgress<TProgress> asyncInfo, TProgress progressInfo);

Public Delegate Sub AsyncActionProgressHandler(Of TProgress)(asyncInfo As IAsyncActionWithProgress(Of TProgress), progressInfo As TProgress)

Type Parameters

TProgress

Parameters

asyncInfo: IAsyncActionWithProgress<TProgress>

The asynchronous action.

progressInfo: TProgress

The progress information.

Attributes: ContractVersionAttribute GuidAttribute

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.

Applies to