private void InitToolTipStyle() { // create style for ToolTipItem Style style = Style.GetToolTipStyle(); style.SetBorder(new Border(Color.White, new CornerRadius(0, 5, 0, 5), 1)); style.Background = Color.FromArgb(180, 180, 180); style.Foreground = Color.Black; style.Font = DefaultsService.GetDefaultFont(13); style.SetShadow(new Shadow(5, 0, 3, Color.FromArgb(150, 0, 0, 0))); style.IsShadowDrop = true; Style textStyle = style.GetInnerStyle("text"); if (textStyle != null) { textStyle.SetMargin(25, 5, 10, 5); } // manage tooltip via static ToolTip class ToolTip.SetStyle(this, style); ToolTip.AddItems(this, ItemsFactory.GetDecor()); }