<WindowsFormsHost Height="287" HorizontalAlignment="Left" Margin="18,12,0,0" Name="windowsFormsHost1" VerticalAlignment="Top" Width="200">
<my:PropertyGrid x:Name="PropertyGrid1"></my:PropertyGrid>
</WindowsFormsHost>

<Window x:Class="WPGDemoApp.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:wpg="clr-namespace:WPG;assembly=WPG"
Title="Window1" Height="300" Width="300">
<DockPanel VerticalAlignment="Stretch">
<Button DockPanel.Dock="Top" x:Name="btn">button for test</Button>
<wpg:PropertyGrid DockPanel.Dock="Top" Instance="{Binding ElementName=btn}" VerticalAlignment="Stretch" IsEnabled="True"></wpg:PropertyGrid>
</DockPanel>
</Window>

using System.Activities.Presentation;
using System.Activities.Presentation.Model;
using System.Activities.Presentation.View;
using System.Reflection;
using System.Windows.Controls;

namespace System.Windows.Control
{
///<summary>
/// WPF Native PropertyGrid class, taken from Workflow Foundation Designer
///</summary>
publicclass WpfPropertyGrid : Grid
{
#region Private fields
private WorkflowDesigner Designer;
private MethodInfo RefreshMethod;
private MethodInfo OnSelectionChangedMethod;
private TextBlock SelectionTypeLabel;
privateobject TheSelectedObject =null;
#endregion

#region Public properties
///<summary>
/// Get or sets the selected object. Can be null.
///</summary>
publicobject SelectedObject
{
get
{
returnthis.TheSelectedObject;
}
set
{
this.TheSelectedObject = value;

if (value !=null)
{
var context =new EditingContext();
var mtm =new ModelTreeManager(context);
mtm.Load(value);
var selection = Selection.Select(context, mtm.Root);

OnSelectionChangedMethod.Invoke(Designer.PropertyInspectorView, newobject[] { selection });
this.SelectionTypeLabel.Text = value.GetType().Name;
}
else
{
OnSelectionChangedMethod.Invoke(Designer.PropertyInspectorView, newobject[] { null });
this.SelectionTypeLabel.Text =string.Empty;
}
}
}

///<summary>
/// XAML information with PropertyGrid's font and color information
///</summary>
///<seealso>Documentation for WorkflowDesigner.PropertyInspectorFontAndColorData</seealso>
publicstring FontAndColorData
{
set
{
Designer.PropertyInspectorFontAndColorData = value;
}
}
#endregion

///<summary>
/// Default constructor, creates a hidden designer view and a property inspector
///</summary>
public WpfPropertyGrid()
{
this.Designer =new WorkflowDesigner();

var inspector = Designer.PropertyInspectorView;
Type inspectorType = inspector.GetType();

inspector.Visibility = Visibility.Visible;
this.Children.Add(inspector);

var methods = inspectorType.GetMethods(Reflection.BindingFlags.Public | Reflection.BindingFlags.NonPublic | Reflection.BindingFlags.Instance |
Reflection.BindingFlags.DeclaredOnly);

this.RefreshMethod = inspectorType.GetMethod("RefreshPropertyList",
Reflection.BindingFlags.NonPublic | Reflection.BindingFlags.Instance | Reflection.BindingFlags.DeclaredOnly);
this.OnSelectionChangedMethod = inspectorType.GetMethod("OnSelectionChanged",
Reflection.BindingFlags.Public | Reflection.BindingFlags.Instance | Reflection.BindingFlags.DeclaredOnly);
this.SelectionTypeLabel = inspectorType.GetMethod("get_SelectionTypeLabel",
Reflection.BindingFlags.Public | Reflection.BindingFlags.NonPublic | Reflection.BindingFlags.Instance |
Reflection.BindingFlags.DeclaredOnly).Invoke(inspector, newobject[0]) as TextBlock;

this.SelectionTypeLabel.Text =string.Empty;
}

///<summary>
/// Updates the PropertyGrid's properties
///</summary>
publicvoid RefreshPropertyList()
{
RefreshMethod.Invoke(Designer.PropertyInspectorView, newobject[] { false });
}
}
}