BeginSendMessage Method (String, AsyncCallback, Object)
Send a text message in the conversation.
Namespace: Microsoft.Rtc.Collaboration
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)
Syntax
'Declaration
Public Function BeginSendMessage ( _
textBody As String, _
userCallback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As InstantMessagingFlow
Dim textBody As String
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginSendMessage(textBody, _
userCallback, state)
public IAsyncResult BeginSendMessage(
string textBody,
AsyncCallback userCallback,
Object state
)
Parameters
- textBody
Type: System..::..String
- userCallback
Type: System..::..AsyncCallback
- state
Type: System..::..Object
Return Value
Type: System..::..IAsyncResult
Remarks
It is delivered to all remote participants currently capable of receiving instant messages.
Exceptions
[cref][T:System.ArgumentNullException]: ArgumentNullException is thrown when null is passed for a required parameter. The parameter name that is required is included in the exception message.
[cref][T:System.InvalidOperationException]: The provider is in the wrong state to send a message.
[cref][T:Microsoft.Rtc.Signaling.ServerPolicyException]: A server policy setting does not allow the sending of the message.