Export (0) Print
Expand All
Expand Minimize

Observable.Using(Of TSource, TResource) Method

Constructs an observable sequence that depends on a resource object.

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

'Declaration
Public Shared Function Using(Of TSource, TResource As IDisposable) ( _
	resourceFactory As Func(Of TResource), _
	observableFactory As Func(Of TResource, IObservable(Of TSource)) _
) As IObservable(Of TSource)
'Usage
Dim resourceFactory As Func(Of TResource)
Dim observableFactory As Func(Of TResource, IObservable(Of TSource))
Dim returnValue As IObservable(Of TSource)

returnValue = Observable.Using(resourceFactory, _
	observableFactory)

Type Parameters

TSource

The type of source.

TResource

The type of resource.

Parameters

resourceFactory
Type: System.Func(Of TResource)
The factory function to obtain a resource object.
observableFactory
Type: System.Func(Of TResource, IObservable(Of TSource))
The factory function to obtain an observable sequence that depends on the obtained resource.

Return Value

Type: System.IObservable(Of TSource)
The observable sequence whose lifetime controls the lifetime of the dependent resource object.
Show:
© 2014 Microsoft