public void Update(ChatViewModel message)
{
if (this.chatWindow != null && message != null)
{
Program.DispatchIfNecessary(() =>
{
this.textblockChat.Text += string.Format("{0} {1} {2}", ChatViewModel.GetChatDirection(message.ChatDirection), message.Message, Environment.NewLine);
this.scrollViewerOutput.ScrollToBottom();
});
}
}