private void Conversation_ReplyTapped(object sender, ReplyEditEventArgs e)
 {
     this.TreeView.BringIntoView(e.Content, true, true, Syncfusion.XForms.TreeView.ScrollToPosition.MakeVisible);
 }
        protected virtual void OnReplyTapped(ReplyEditEventArgs e)
        {
            EventHandler <ReplyEditEventArgs> handler = ReplyTapped;

            handler?.Invoke(this, e);
        }