ConferenceSession.BeginUnlockConference Method (UnlockConferenceOptions, AsyncCallback, Object)
Unlocks a conference.
Namespace: Microsoft.Rtc.Collaboration
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)
Syntax
'Declaration
Public Function BeginUnlockConference ( _
options As UnlockConferenceOptions, _
userCallback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As ConferenceSession
Dim options As UnlockConferenceOptions
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginUnlockConference(options, _
userCallback, state)
public IAsyncResult BeginUnlockConference(
UnlockConferenceOptions options,
AsyncCallback userCallback,
Object state
)
Parameters
- options
Type: Microsoft.Rtc.Collaboration.UnlockConferenceOptions
Options to customize unlocking a conference.
- userCallback
Type: System.AsyncCallback
The method to be called when the asynchronous operation is completed.
- state
Type: System.Object
A user-provided object that distinguishes this particular asynchronous operation from other asynchronous operations.
Return Value
Type: System.IAsyncResult
An IAsyncResult that references the asynchronous operation.
Exceptions
Exception | Condition |
---|---|
InvalidOperationException | Thrown when the operation is not valid at the given conference session state. |
Remarks
This operation is allowed by the server for conference leaders only.