InvalidText Property

using System;
using System.Drawing;
using System.IO;
using System.Collections.Generic;
using System.ComponentModel;
using Infragistics.Shared;
using Infragistics.Win;
using Infragistics.Win.Misc;
using Infragistics.Win.Misc.UltraWinNavigationBar;

    private const int LCID_SPAIN = 3082;
    private const int LCID_FRANCE = 1036;
    private const int LCID_GERMANY = 1031;

    /// <summary>
    /// Handles the UltraNavigationBar's 'NavigationPathParseError' event.
    /// </summary>
    void OnNavigationBarNavigationPathParseError(object sender, NavigationPathParseErrorEventArgs e)
    {
        string dialogMessage = string.Empty;
        string dialogCaption = string.Empty;


        //  Determine whether we specifically recognize the current culture
        CultureInfo culture = System.Globalization.CultureInfo.CurrentCulture;

        //  If a culture that you would like to support in your application
        //  is not cased here, don't panic - more language conversions are
        //  available courtesy of AltaVista's Babel Fish Translation
        //  (http://babelfish.altavista.com)
        switch ( culture.LCID )
        {
            case LCID_SPAIN:
            {
                dialogMessage = "La trayectoria especificada no existe.";
                dialogCaption = "Error";
            }
            break;

            case LCID_FRANCE:
            {
                dialogMessage = "Le chemin indiqué n'existe pas.";
                dialogCaption = "Erreur";
            }
            break;

            case LCID_GERMANY:
            {
                dialogMessage = "Der spezifizierte Weg besteht nicht.";
                dialogCaption = "Störung";
            }
            break;

        }

        //  If we specifically recognized the current culture, display the default
        //  dialog with a culture-specific error message and caption.
        e.DisplayErrorMessage = dialogMessage.Length > 0;

        if ( e.DisplayErrorMessage )
        {
            //  Append the invalid text to the dialog message, and assign
            //  it to the ErrorMessage property of the event arguments.
            dialogMessage = string.Format("{0}{1}('{2}')", dialogMessage, Environment.NewLine, e.InvalidText);
            e.ErrorMessage = dialogMessage;

            //  Assign the culture-specific caption to the ErrorMessageCaption property.
            e.ErrorMessageCaption = dialogCaption;
        }
        else
        {
            //  Display a MessageBox with a 'Question' icon and Yes/No buttons;
            //  if the end user elects not to type a different path, set the
            //  StayInEditMode property of the event arguments to false so the
            //  control is brought out of edit mode.
            dialogMessage = string.Format( "The string '{0}' could not be parsed into a location. Would you like to try again?", e.InvalidText );
            DialogResult result = MessageBox.Show( dialogMessage, e.ErrorMessageCaption, MessageBoxButtons.YesNo, MessageBoxIcon.Question );

            switch ( result )
            {
                case DialogResult.No:
                {                        
                    e.StayInEditMode = false;
                }
                break;
            }
        }

    }

    /// <summary>
    /// Handles the UltraNavigationBar's 'EnteredEditMode' event.
    /// </summary>
    void OnNavigationBarEnteredEditMode(object sender, EditModeEventArgs e)
    {
        UltraNavigationBar navigationBar = sender as UltraNavigationBar;
        EmbeddableEditorBase editor = navigationBar.Editor;
        string navigationPath = editor.CurrentEditText;

        //  Separate each node in the path by splitting on the path separator
        string[] locations = navigationPath.Split( navigationBar.PathSeparator.ToCharArray() );

        //  Set the editor's SelectionLength and SelectionStart properties so
        //  that only the text of the last location in the path is selected.
        editor.SelectionLength = locations[locations.Length - 1].Length;
        editor.SelectionStart = navigationPath.Length - editor.SelectionLength;
    }