Unregisters an add-in with the server. If the add-in is in use by any chat rooms, it will be removed from the chat room, and joined users will be notified of the change.

Namespace:  Microsoft.Rtc.Collaboration.GroupChat.Management
Assembly:  Microsoft.Rtc.Collaboration.GroupChat(in Microsoft.Rtc.Collaboration.GroupChat.dll)

Syntax

Visual Basic (Declaration)
Public 
Function 
BeginUnregisterAddIn ( _
	
addIn 
As 

GroupChatAddIn, _
	
userCallback 
As 
AsyncCallback, _
	
state 
As 
Object _
) 
As 
IAsyncResult
Visual Basic (Usage)
Dim 
instance 
As 

ChatRoomManagementServices
Dim 
addIn 
As 

GroupChatAddIn
Dim 
userCallback 
As 
AsyncCallback
Dim 
state 
As 
Object
Dim 
returnValue 
As 
IAsyncResult

returnValue = instance.
BeginUnregisterAddIn(
addIn, _
	
userCallback, 
state)
C#
public 
IAsyncResult 
BeginUnregisterAddIn(
	

GroupChatAddIn 
addIn,
	
AsyncCallback 
userCallback,
	
Object 
state
)

Parameters

addIn
Type: Microsoft.Rtc.Collaboration.GroupChat . . :: . . GroupChatAddIn

The add-in to remove.

userCallback
Type: System . . :: . . AsyncCallback

The method to be invoked when this asynchronous operation completes.

state
Type: System . . :: . . Object

An object to be passed back to the callback.

Return Value

Type: System . . :: . . IAsyncResult

An IAsyncResult that references this operation.

Exceptions

Exception Condition
ArgumentException

Thrown when invalid arguments are passed.

[Microsoft.Rtc.Collaboration.GroupChat.ChatServerConnectionException]

Thrown when the GroupChatEndpoint is not established.

[System.InvalidOperationException]

Thrown when the chat server connection is not in a valid state to send the command.

[RealTimeException]

Thrown when the GroupChatEndpoint encounters an error communicating with the group chat server.

Remarks

This request will be processed asynchronously. See EndUnregisterAddIn(IAsyncResult) to complete this asynchronous operation.

See Also