UserNotificationChangedTrigger Classe

  • Riferimento

Definizione

Spazio dei nomi:
Windows.ApplicationModel.Background
Modifica

Rappresenta un trigger che viene generato quando viene aggiunto o rimosso un oggetto UserNotification .

public ref class UserNotificationChangedTrigger sealed : IBackgroundTrigger
/// [Windows.Foundation.Metadata.Activatable(Windows.ApplicationModel.Background.IUserNotificationChangedTriggerFactory, 196608, "Windows.Foundation.UniversalApiContract")]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 196608)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.MTA)]
class UserNotificationChangedTrigger final : IBackgroundTrigger
/// [Windows.Foundation.Metadata.Activatable(Windows.ApplicationModel.Background.IUserNotificationChangedTriggerFactory, 196608, "Windows.Foundation.UniversalApiContract")]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 196608)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.MTA)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class UserNotificationChangedTrigger final : IBackgroundTrigger
[Windows.Foundation.Metadata.Activatable(typeof(Windows.ApplicationModel.Background.IUserNotificationChangedTriggerFactory), 196608, "Windows.Foundation.UniversalApiContract")]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 196608)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.MTA)]
public sealed class UserNotificationChangedTrigger : IBackgroundTrigger
[Windows.Foundation.Metadata.Activatable(typeof(Windows.ApplicationModel.Background.IUserNotificationChangedTriggerFactory), 196608, "Windows.Foundation.UniversalApiContract")]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 196608)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.MTA)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class UserNotificationChangedTrigger : IBackgroundTrigger
function UserNotificationChangedTrigger(notificationKinds)
Public NotInheritable Class UserNotificationChangedTrigger
Implements IBackgroundTrigger
Ereditarietà
Object Platform::Object IInspectable UserNotificationChangedTrigger
Attributi
ActivatableAttribute ContractVersionAttribute ThreadingAttribute MarshalingBehaviorAttribute
Implementazioni
IBackgroundTrigger

Requisiti Windows

Famiglia di dispositivi
Windows 10 Anniversary Edition (è stato introdotto in 10.0.14393.0)
API contract
Windows.Foundation.UniversalApiContract (è stato introdotto in v3.0)

Commenti

Il listener di notifica utente richiede che venga concessa l'autorizzazione utente esplicita prima di poterla usare. Chiamare BackgroundExecutionManager.RequestAccessAsync dal thread dell'interfaccia utente prima di tentare di accedere alle notifiche.

Costruttori

UserNotificationChangedTrigger(NotificationKinds)

Inizializza una nuova istanza della classe UserNotificationChangedTrigger .

Si applica a

Vedi anche