BarcodeScanner.FromIdAsync(String) Method

Definition

Namespace:

Windows.Devices.PointOfService

Creates BarcodeScanner object from the DeviceInformation.Id.

public:
 static IAsyncOperation<BarcodeScanner ^> ^ FromIdAsync(Platform::String ^ deviceId);

/// [Windows.Foundation.Metadata.RemoteAsync]
 static IAsyncOperation<BarcodeScanner> FromIdAsync(winrt::hstring const& deviceId);

[Windows.Foundation.Metadata.RemoteAsync]
public static IAsyncOperation<BarcodeScanner> FromIdAsync(string deviceId);

function fromIdAsync(deviceId)

Public Shared Function FromIdAsync (deviceId As String) As IAsyncOperation(Of BarcodeScanner)

Parameters

deviceId

String

Platform::String

winrt::hstring

The DeviceInformation.Id that identifies a specific barcode scanner, which can be retrieved from the DeviceId property.

Returns

IAsyncOperation<BarcodeScanner>

The barcode scanner specified by the unique device identifier. Returns a null object in the following cases:

• The specific device is not found.
• Access denied to the existing device. The user can deny access to a device, which is not treated as an exception.

Attributes

RemoteAsyncAttribute

See also

• Id