ObservableEvent(TSender, TResult).Add Method

ObservableEventTSender, TResultAdd Method

Adds a handler to the observed event.

Namespace: Microsoft.IoT.DeviceHelpers
Assembly: Microsoft.IoT.DeviceHelpers (in Microsoft.IoT.DeviceHelpers.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax

C++

Copy

public EventRegistrationToken Add(
	TypedEventHandler<TSender, TResult> handler
)

Public Function Add ( 
	handler As TypedEventHandler(Of TSender, TResult)
) As EventRegistrationToken

public:
virtual EventRegistrationToken^ Add(
	TypedEventHandler<TSender, TResult>^ handler
) sealed

abstract Add : 
        handler : TypedEventHandler<'TSender, 'TResult> -> EventRegistrationToken 
override Add : 
        handler : TypedEventHandler<'TSender, 'TResult> -> EventRegistrationToken

Parameters

handler: Type: Windows.FoundationTypedEventHandlerTSender, TResult
The handler to add.

Return Value

Type: EventRegistrationToken
A token that can be used to remove the event handler from the invocation list.

Implements

IObservableEventTSender, TResultAdd(TypedEventHandlerTSender, TResult)

Reference

ObservableEventTSender, TResult Class

Microsoft.IoT.DeviceHelpers Namespace