SignalingSession.BeginParticipate Method (Generic IEnumerable, AsyncCallback, Object)

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Participates in a session.

Namespace: Microsoft.Rtc.Signaling
Assembly: Microsoft.Rtc.Collaboration (in microsoft.rtc.collaboration.dll)

Syntax

'Declaration
Public Function BeginParticipate ( _
    signalingHeaders As IEnumerable(Of SignalingHeader), _
    userCallback As AsyncCallback, _
    state As Object _
) As IAsyncResult

public IAsyncResult BeginParticipate (
    IEnumerable<SignalingHeader> signalingHeaders,
    AsyncCallback userCallback,
    Object state
)

Parameters

• signalingHeaders
  The collection of signaling headers.

• userCallback
  The method to be called when the Participate operation is complete.

• state
  The state to be passed back to the callback.

Return Value

An IAsyncResult that references this operation.

Exceptions

Exception type	Condition
ArgumentNullException	Thrown when a non-null is expected for an argument. The argument name for which a non-null is expected is part of the exception message.
RealTimeException	Thrown when some other failure occurs.
ArgumentException	Thrown when invalid arguments are passed.
InvalidOperationException	Thrown when the session is not in a valid state to accept or when Accept is called again while another Accept is pending.

Remarks

This method needs to be called (for both outgoing and incoming messages) to establish the session.

Thread Safety

All public static (Shared in Visual Basic) members of this type are thread-safe. Instance members are not guaranteed to be thread-safe.

Platforms

Development Platforms

Windows XP Professional with Service Pack 2 (SP2), Windows Server 2003, Windows Vista Ultimate Edition, Windows Vista Business Edition, Windows Vista Enterprise Edition

Target Platforms

See Also

Reference

SignalingSession Class
SignalingSession Members
Microsoft.Rtc.Signaling Namespace