Observable::FromEvent<TEventArgs> Method (Action<Action<TEventArgs>>, Action<Action<TEventArgs>>)

Converts a .NET event to an observable sequence.

Namespace:  System.Reactive.Linq
Assembly:  System.Reactive (in System.Reactive.dll)

public:
generic<typename TEventArgs>
static IObservable<TEventArgs>^ FromEvent(
	Action<Action<TEventArgs>^>^ addHandler, 
	Action<Action<TEventArgs>^>^ removeHandler
)

Type Parameters

TEventArgs

The type of event.

Parameters

addHandler
Type: System::Action<Action<TEventArgs>>
Action that attaches the given event handler to the underlying .NET event.
removeHandler
Type: System::Action<Action<TEventArgs>>
Action that detaches the given event handler from the underlying .NET event.

Return Value

Type: System::IObservable<TEventArgs>
Observable sequence that contains data representations of invocations of the underlying .NET event.
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