Provides the callback object associated with the GPMessages object.
[Visual Basic 6.0] Property Callback As IGPMessagesCallback
[Visual Basic .NET] Public Property Callback As IGPMessagesCallback
[C#] public IGPMessagesCallback Callback {get; set;}
[Java] public IGPMessagesCallback getCallback() throws IOException, AutomationException
[Java] public void setCallbackByRef( IGPMessagesCallback pGPMessagesCallback ) throws IOException, AutomationException
[C++] HRESULT get_Callback( IGPMessagesCallback** messagesCallback );
[C++] HRESULT putref_Callback( IGPMessagesCallback* messagesCallback);
Parameters
messagesCallback [out, retval]
messagesCallback is a parameter of type IGPMessagesCallback
messagesCallback [in]
messagesCallback is a parameter of type IGPMessagesCallback