Observable.FromEventPattern 方法 (Action<EventHandler>、Action<EventHandler>)

将符合标准 .NET 事件模式的 .NET 事件转换为具有指定添加处理程序和删除处理程序的可观测序列。

Namespace：System.Reactive.Linq
装配： System.Reactive.dll) 中的 System.Reactive (

语法

'Declaration
Public Shared Function FromEventPattern ( _
    addHandler As Action(Of EventHandler), _
    removeHandler As Action(Of EventHandler) _
) As IObservable(Of EventPattern(Of EventArgs))

'Usage
Dim addHandler As Action(Of EventHandler)
Dim removeHandler As Action(Of EventHandler)
Dim returnValue As IObservable(Of EventPattern(Of EventArgs))

returnValue = Observable.FromEventPattern(addHandler, _
    removeHandler)

public static IObservable<EventPattern<EventArgs>> FromEventPattern(
    Action<EventHandler> addHandler,
    Action<EventHandler> removeHandler
)

public:
static IObservable<EventPattern<EventArgs^>^>^ FromEventPattern(
    Action<EventHandler^>^ addHandler, 
    Action<EventHandler^>^ removeHandler
)

static member FromEventPattern : 
        addHandler:Action<EventHandler> * 
        removeHandler:Action<EventHandler> -> IObservable<EventPattern<EventArgs>>

public static function FromEventPattern(
    addHandler : Action<EventHandler>, 
    removeHandler : Action<EventHandler>
) : IObservable<EventPattern<EventArgs>>