private void NewMessageEntry_Completed(object sender, EventArgs e) { string text = (sender as Entry).Text; (sender as Entry).Text = ""; Message message = new Message(0, text, DateTime.Now, _conversation.member1.Id == User.Id); _conversation.messages.Add(message); stack.Children.Add(CreateButton(message, message.IsFromMember1)); _localData.AddNewMessage(message, _conversation); }