Qbservable.FromEventPattern Method (IQbservableProvider, Type, String)
Converts a .NET event, conforming to the standard .NET event pattern, to an queryable observable sequence, using reflection to find a static event.
Namespace: System.Reactive.Linq
Assembly: System.Reactive.Providers (in System.Reactive.Providers.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function FromEventPattern ( _
provider As IQbservableProvider, _
type As Type, _
eventName As String _
) As IQbservable(Of EventPattern(Of EventArgs))
'Usage
Dim provider As IQbservableProvider
Dim type As Type
Dim eventName As String
Dim returnValue As IQbservable(Of EventPattern(Of EventArgs))
returnValue = provider.FromEventPattern(type, _
eventName)
public static IQbservable<EventPattern<EventArgs>> FromEventPattern(
this IQbservableProvider provider,
Type type,
string eventName
)
[ExtensionAttribute]
public:
static IQbservable<EventPattern<EventArgs^>^>^ FromEventPattern(
IQbservableProvider^ provider,
Type^ type,
String^ eventName
)
static member FromEventPattern :
provider:IQbservableProvider *
type:Type *
eventName:string -> IQbservable<EventPattern<EventArgs>>
public static function FromEventPattern(
provider : IQbservableProvider,
type : Type,
eventName : String
) : IQbservable<EventPattern<EventArgs>>
Parameters
- provider
Type: System.Reactive.Linq.IQbservableProvider
The local Qbservable provider.
- type
Type: System.Type
The type that exposes the static event to convert.
- eventName
Type: System.String
The name of the event to convert.
Return Value
Type: System.Reactive.Linq.IQbservable<EventPattern<EventArgs>>
The queryable observable sequence that contains data representations of invocations of the underlying .NET event.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IQbservableProvider. When you use instance method syntax to call this method, omit the first parameter. For more information, see or .