/// <summary>
        /// React on scalebar widget loaded.
        /// </summary>
        /// <param name="sender">Ignored.</param>
        /// <param name="e">Ignored.</param>
        private void ScaleBarWidget_Loaded(object sender, RoutedEventArgs e)
        {
            if (Map != null &&
                this.Map.IsInitialized() &&
                Map.ScaleBarUnits.HasValue)
            {
                ScaleBarWidget.MapUnit = MapHelpers.ConvertScalebarUnits(Map.ScaleBarUnits.Value);
            }

            if (RegionInfo.CurrentRegion.IsMetric)
            {
                ScaleBarWidget.DisplayUnit = ESRI.ArcGIS.Client.ScaleBarUnit.Kilometers;
            }
            else
            {
                ScaleBarWidget.DisplayUnit = ESRI.ArcGIS.Client.ScaleBarUnit.Miles;
            }

            if (!_isInited)
            {
                // Check that application is ArcLogistics. So it is possible to load map control in visual studio designer.
                if (Application.Current is ESRI.ArcLogistics.App.App)
                {
                    ScaleBarWidget.Style = (Style)Application.Current.FindResource("ScaleBarStyleKey");
                }
            }
        }