UserWatcher Class

Definition

Namespace:

Windows.System

Provides events that fire during enumeration of users, when the collection of users changes, or when a user's authentication status changes.

public ref class UserWatcher sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class UserWatcher final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class UserWatcher

Public NotInheritable Class UserWatcher

Inheritance

Object Platform::Object IInspectable UserWatcher

Attributes

ContractVersionAttribute MarshalingBehaviorAttribute

Windows requirements

Device family	Windows 10 (introduced in 10.0.10240.0)
API contract	Windows.Foundation.UniversalApiContract (introduced in v1.0)

Properties

Status

Gets the status of a user watcher.

Methods

Start()	Starts the user watcher.
Stop()	Stops the user watcher.

Events

Added	Fires when a user is added to the collection of users returned by User.FindAllAsync.
AuthenticationStatusChanged	Fires when a user's authentication status has changed.
AuthenticationStatusChanging	Fires when a user's authentication status is about to change.
EnumerationCompleted	Fires when the initial pass of watcher events has been processed and the collection of users is complete.
Removed	Fires when a user is removed from the collection of users returned by User.FindAllAsync.
Stopped	Fires when the user watcher has stopped.
Updated	Fires when the data associated with a user has changed.