Sends a formatted chat message to a chat room. A formatted message can be composed of hyperlinks, emoticons, and other parts.

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

Syntax

Visual Basic (Declaration)
Public 
Function 
BeginSendChatMessage ( _
	
formattedMessage 
As 

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

ChatRoomSession
Dim 
formattedMessage 
As 

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

returnValue = instance.
BeginSendChatMessage(
formattedMessage, _
	
userCallback, 
state)
C#
public 
IAsyncResult 
BeginSendChatMessage(
	

FormattedOutboundChatMessage 
formattedMessage,
	
AsyncCallback 
userCallback,
	
Object 
state
)

Parameters

formattedMessage
Type: Microsoft.Rtc.Collaboration.GroupChat . . :: . . FormattedOutboundChatMessage

The formatted message.

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.

[Microsoft.Rtc.Collaboration.GroupChat.ChatRoomSessionStateException]

Thrown when the ChatRoomSession is not joined.

[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 EndSendChatMessage(IAsyncResult) to complete this asynchronous operation.

See Also