Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

CommunicationObject.OnBeginOpen Method

Inserts processing on a communication object after it transitions to the opening state due to the invocation of an asynchronous open operation.

Namespace: System.ServiceModel.Channels
Assembly: System.ServiceModel (in system.servicemodel.dll)

protected abstract IAsyncResult OnBeginOpen (
	TimeSpan timeout,
	AsyncCallback callback,
	Object state
)
protected abstract IAsyncResult OnBeginOpen (
	TimeSpan timeout, 
	AsyncCallback callback, 
	Object state
)
protected abstract function OnBeginOpen (
	timeout : TimeSpan, 
	callback : AsyncCallback, 
	state : Object
) : IAsyncResult
Not applicable.

Parameters

timeout

The Timespan that specifies how long the on open operation has to complete before timing out.

callback

The AsyncCallback delegate that receives notification of the completion of the asynchronous on open operation.

state

An object, specified by the application, that contains state information associated with the asynchronous on open operation.

Return Value

The IAsyncResult that references the asynchronous on open operation.

Exception typeCondition

ArgumentOutOfRangeException

timeout is less than zero.

To insert processing after a communication object transitions to a opening state due to the invocation of a synchronous Open operation, use the Open method.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0
Was this page helpful?
(1500 characters remaining)
Thank you for your feedback

Community Additions

Show:
© 2014 Microsoft