ServiceHostBase.OnBeginOpen(TimeSpan, AsyncCallback, Object) 方法
定義
重要
部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。
在服務主機開啟時啟動非同步操作。
protected:
override IAsyncResult ^ OnBeginOpen(TimeSpan timeout, AsyncCallback ^ callback, System::Object ^ state);protected override sealed IAsyncResult OnBeginOpen(TimeSpan timeout, AsyncCallback callback, object state);protected override IAsyncResult OnBeginOpen(TimeSpan timeout, AsyncCallback callback, object state);override this.OnBeginOpen : TimeSpan * AsyncCallback * obj -> IAsyncResultProtected Overrides NotOverridable Function OnBeginOpen (timeout As TimeSpan, callback As AsyncCallback, state As Object) As IAsyncResultProtected Overrides Function OnBeginOpen (timeout As TimeSpan, callback As AsyncCallback, state As Object) As IAsyncResult參數
- callback
- AsyncCallback
AsyncCallback接收非同步操作在開啟完成時通知的代理。
- state
- Object
由應用程式指定的物件，包含與非同步開啟操作相關的狀態資訊。
傳回
那 IAsyncResult 個指的是非同步開機操作。
