DataReaderLoadOperation DataReaderLoadOperation DataReaderLoadOperation DataReaderLoadOperation Class

Definition

Namespace:: Windows.Storage.Streams Windows.Storage.Streams Windows.Storage.Streams Windows.Storage.Streams

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Loads data from an input stream.

public : sealed class DataReaderLoadOperation : IAsyncInfo, IAsyncOperationpublic sealed class DataReaderLoadOperation : IAsyncInfo, IAsyncOperationPublic NotInheritable Class DataReaderLoadOperation Implements IAsyncInfo, IAsyncOperation// You can use this class in JavaScript.

Attributes: ContractVersionAttribute MarshalingBehaviorAttribute

Windows 10 requirements

Device family	Windows 10 (introduced v10.0.10240.0)
API contract	Windows.Foundation.UniversalApiContract (introduced v1)

Properties

Completed Completed Completed Completed

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Gets or sets the handler to call when the data load operation is complete.

public : AsyncOperationCompletedHandler<uint> Completed { get; set; }public AsyncOperationCompletedHandler<uint> Completed { get; set; }Public ReadWrite Property Completed As AsyncOperationCompletedHandler<uint>// You can use this property in JavaScript.

Value: AsyncOperationCompletedHandler<unsigned int> AsyncOperationCompletedHandler<uint> AsyncOperationCompletedHandler<uint> AsyncOperationCompletedHandler<uint>

The handler to call when the operation is complete.

ErrorCode ErrorCode ErrorCode ErrorCode

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Gets the error code for the data load operation if it fails.

public : HResult ErrorCode { get; }public Exception ErrorCode { get; }Public ReadOnly Property ErrorCode As Exception// You can use this property in JavaScript.

Value: HResult Exception Exception Exception

The status of the operation.

Id Id Id Id

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Gets a unique identifier that represents the data load operation.

public : unsigned int Id { get; }public uint Id { get; }Public ReadOnly Property Id As uint// You can use this property in JavaScript.

Value: unsigned int uint uint uint

The identifier.

Status Status Status Status

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Gets the current status of the data load operation.

public : AsyncStatus Status { get; }public AsyncStatus Status { get; }Public ReadOnly Property Status As AsyncStatus// You can use this property in JavaScript.

Value: AsyncStatus AsyncStatus AsyncStatus AsyncStatus

One of the enumeration values.

Methods

Cancel() Cancel() Cancel() Cancel()

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Requests the cancellation of the data load operation.

public : void Cancel()public void Cancel()Public Function Cancel() As void// You can use this method in JavaScript.

Close() Close() Close() Close()

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Requests that work associated with the data load operation should stop.

public : void Close()public void Close()Public Function Close() As void// You can use this method in JavaScript.

GetResults() GetResults() GetResults() GetResults()

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Returns the result of the data load operation.

public : unsigned int GetResults()public uint GetResults()Public Function GetResults() As uint// You can use this method in JavaScript.

Returns

unsigned int uint uint uint

The result of the operation.