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BarcodeScannerFrameReaderFrameArrivedEventArgs Classe

  • Referência

Definição

Namespace:
Windows.Devices.PointOfService.Provider
Editar

Esse objeto é passado como um parâmetro para os manipuladores de eventos do evento BarcodeScannerFrameReader.FrameArrived .

public ref class BarcodeScannerFrameReaderFrameArrivedEventArgs sealed
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 458752)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class BarcodeScannerFrameReaderFrameArrivedEventArgs final
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 458752)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class BarcodeScannerFrameReaderFrameArrivedEventArgs final
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 458752)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class BarcodeScannerFrameReaderFrameArrivedEventArgs
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 458752)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class BarcodeScannerFrameReaderFrameArrivedEventArgs
Public NotInheritable Class BarcodeScannerFrameReaderFrameArrivedEventArgs
Herança
Object Platform::Object IInspectable BarcodeScannerFrameReaderFrameArrivedEventArgs
Atributos
ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Requisitos do Windows

Família de dispositivos
Windows 10, version 1809 (introduzida na 10.0.17763.0)
API contract
Windows.Foundation.UniversalApiContract (introduzida na v7.0)

Comentários

Use GetDeferral se o processamento precisar ser feito de forma assíncrona fora do escopo do manipulador de método.

Métodos

GetDeferral()

Obtém um objeto de adiamento para esta operação.

Aplica-se a