or
foreach(LegendItem li in this.groupingChartView.ChartElement.LegendElement.Items){ PiePointElement ppe = li.Element as PiePointElement; PieDataPoint pdp = ppe.DataPoint as PieDataPoint; li.Title = pdp.Name;}private void Form1_Load(object sender, EventArgs e){ model = new DataModel.Entities(); dataSource = new BindingSource(); radGridView1.TableElement.BeginUpdate(); dataSource.DataSource = model.Items.ToList(); radGridView1.DataSource = dataSource; radGridView1.TableElement.EndUpdate();}

ThemeResolutionService.ApplicationThemeName = ThemeNamePrivate Sub ApplyTheme() Dim mytheme As New Telerik.WinControls.Themes.Office2010BlackTheme Me.ThemeClassName = "Telerik.WinControls.UI.RadForm" Me.ThemeName = mytheme.ThemeName End Sub