BarcodeScanner class (Handheld 8)

Article
03/17/2015

2/18/2014

Represents the barcode scanner device.

Syntax

public sealed class BarcodeScanner : Object

Public NotInheritable Class BarcodeScanner
    Inherits Object

public ref class BarcodeScanner sealed : Object

Attributes

MarshalingBehaviorAttribute(Agile)
StaticAttribute(Windows.Devices.PointOfService.IBarcodeScannerStatics, NTDDI_WIN8)
ThreadingAttribute(Both)
VersionAttribute(NTDDI_WIN8)

Members

The BarcodeScanner class has these types of members:

Events
Methods
Properties

Events

The BarcodeScanner class has these events.

Event	Description
StatusUpdated	Occurs when the barcode scanner detects an operation status change.

Methods

The BarcodeScanner class has these methods. It also inherits methods from the Object class.

Method	Description
CheckHealthAsync	Tests the state of the barcode scanner.
GetSupportedSymbologiesAsync	Gets the supported symbology for the claimed barcode scanner.
IsSymbologySupportedAsync	Determines whether the specified symbology is supported by the barcode scanner.
ClaimScannerAsync	Attempts to get an exclusive access to the barcode scanner.
FromIdAsync	Creates a new instance of the barcode scanner from the specified device identifier.
GetDefaultAsync	Returns the first available barcode scanner.
GetDeviceSelector	Returns an Advanced Query Syntax (AQS) string this is used to enumerate available barcode scanners.
GetSupportedProfiles	Gets the list of profiles supported by the barcode scanner.
IsProfileSupported	Determines whether the profile is supported.
RetrieveStatisticsAsync	Retrieves the requested statistics from the barcode scanner.

Properties

The BarcodeScanner class has these properties.

Property	Access type	Description
Capabilities	Read-only	Gets the capabilities of the specified barcode scanner.
DeviceId	Read-only	Gets the unique device identifier of the barcode scanner.

Remarks

This object is created when GetDefaultAsync or FromIdAsync method completes.

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