/// <summary>
        /// Initializes a new instance of the <see cref="ForumReplyControl"/> class.
        /// </summary>
        /// <param name="parentPage">The parent page.</param>
        public ForumReplyControl(Page parentPage)
        {
            this.InitializeComponent();
            this.parentPage = parentPage;
            this.Loaded    += ForumReplyControl_Loaded;
            this.richTextBoxAdv.RequestNavigate += richTextBoxAdv_RequestNavigate;

            ISuggestionProvider suggestionProvider = new NameSuggestionProvider();

            suggestionProvider.SuggestionBoxStyle = this.Resources["SuggestionBoxStyle"] as Style;

            List <NameSuggestionItem> suggestionItems = new List <NameSuggestionItem>();
            NameSuggestionItem        suggestionItem  = new NameSuggestionItem();

            suggestionItem.Name = "Nancy Davolio";
            suggestionItem.Link = "mailto:[email protected]";
            BitmapImage bitmapImage = new BitmapImage(new Uri("ms-appx:/RTE/Assets/People_Circle0.png"));

            suggestionItem.ImageSource = bitmapImage;
            suggestionItems.Add(suggestionItem);

            suggestionItem             = new NameSuggestionItem();
            suggestionItem.Name        = "Andrew Fuller";
            suggestionItem.Link        = "mailto:[email protected]";
            bitmapImage                = new BitmapImage(new Uri("ms-appx:/RTE/Assets/People_Circle14.png"));
            suggestionItem.ImageSource = bitmapImage;
            suggestionItems.Add(suggestionItem);

            suggestionItem             = new NameSuggestionItem();
            suggestionItem.Name        = "Steven Buchanan";
            suggestionItem.Link        = "mailto:[email protected]";
            bitmapImage                = new BitmapImage(new Uri("ms-appx:/RTE/Assets/People_Circle18.png"));
            suggestionItem.ImageSource = bitmapImage;
            suggestionItems.Add(suggestionItem);

            suggestionItem             = new NameSuggestionItem();
            suggestionItem.Name        = "Maria Thomas";
            suggestionItem.Link        = "mailto:[email protected]";
            bitmapImage                = new BitmapImage(new Uri("ms-appx:/RTE/Assets/People_Circle2.png"));
            suggestionItem.ImageSource = bitmapImage;
            suggestionItems.Add(suggestionItem);

            suggestionItem             = new NameSuggestionItem();
            suggestionItem.Name        = "Vin Diesel";
            suggestionItem.Link        = "mailto:[email protected]";
            bitmapImage                = new BitmapImage(new Uri("ms-appx:/RTE/Assets/People_Circle5.png"));
            suggestionItem.ImageSource = bitmapImage;
            suggestionItems.Add(suggestionItem);

            (suggestionProvider as NameSuggestionProvider).ItemsSource = suggestionItems;

            richTextBoxAdv.SuggestionSettings.SuggestionProviders.Add(suggestionProvider);
        }
        public void InsertSelectedItem(SfRichTextBoxAdv richTextBoxAdv, object selectedItem)
        {
            NameSuggestionItem nameSuggestionItem = selectedItem as NameSuggestionItem;

            richTextBoxAdv.Selection.InsertText(MentionCharacter + nameSuggestionItem.Name);
        }