![](dotnetdiagramimages/C1_WPF_RichTextBox_Toolbar_4_5_2_C1_WPF_RichTextBox_C1DraftViewTool.png)
'Declaration
Public Class C1DraftViewTool Inherits C1.WPF.RichTextBox.C1ToggleButtonTool(Of Nullable(Of TextViewMode)) Implements IUpdateableTool
public class C1DraftViewTool : C1.WPF.RichTextBox.C1ToggleButtonTool<Nullable<TextViewMode>>, IUpdateableTool
System.Object
System.Windows.Threading.DispatcherObject
System.Windows.DependencyObject
System.Windows.Media.Visual
System.Windows.UIElement
System.Windows.FrameworkElement
System.Windows.Controls.Control
System.Windows.Controls.ContentControl
System.Windows.Controls.Primitives.ButtonBase
System.Windows.Controls.Primitives.ToggleButton
C1.WPF.Toolbar.C1ToolbarToggleButton
C1.WPF.RichTextBox.C1ToggleButtonTool<T>
C1.WPF.RichTextBox.C1DraftViewTool
C1.WPF.RichTextBox.C1DraftViewLargeTool