Observable.FromAsyncPattern-Methode (Func<AsyncCallback, Object, IAsyncResult>, Action<IAsyncResult>)

Artikel
06/28/2011

Konvertiert ein Begin/End-Aufruffunktionspaar in eine asynchrone Funktion.

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

Syntax

'Declaration
Public Shared Function FromAsyncPattern ( _
    begin As Func(Of AsyncCallback, Object, IAsyncResult), _
    end As Action(Of IAsyncResult) _
) As Func(Of IObservable(Of Unit))

'Usage
Dim begin As Func(Of AsyncCallback, Object, IAsyncResult)
Dim end As Action(Of IAsyncResult)
Dim returnValue As Func(Of IObservable(Of Unit))

returnValue = Observable.FromAsyncPattern(begin, _
    end)

public static Func<IObservable<Unit>> FromAsyncPattern(
    Func<AsyncCallback, Object, IAsyncResult> begin,
    Action<IAsyncResult> end
)

public:
static Func<IObservable<Unit>^>^ FromAsyncPattern(
    Func<AsyncCallback^, Object^, IAsyncResult^>^ begin, 
    Action<IAsyncResult^>^ end
)

static member FromAsyncPattern : 
        begin:Func<AsyncCallback, Object, IAsyncResult> * 
        end:Action<IAsyncResult> -> Func<IObservable<Unit>>

public static function FromAsyncPattern(
    begin : Func<AsyncCallback, Object, IAsyncResult>, 
    end : Action<IAsyncResult>
) : Func<IObservable<Unit>>

Parameter

begin
Typ: System.Func<AsyncCallback, Object, IAsyncResult>
Die begin-Invoke-Funktion.

end
Typ: System.Action<IAsyncResult>
Die End invoke-Funktion.

Rückgabewert

Typ: System.Func<IObservable<Unit>>
Ein Begin/End-Aufruffunktionspaar.

Weitere Informationen

Verweis

Observable-Klasse

FromAsyncPattern-Überladung

System.Reactive.Linq-Namespace

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