Mars200/FrameworkLocal/UICore/ExtendedControls/ObjectInTreeView.xaml

<UserControl x:Class="MECF.Framework.UI.Core.ExtendedControls.ObjectInTreeView"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:extendedControls="clr-namespace:MECF.Framework.UI.Core.ExtendedControls"
             mc:Ignorable="d" 
             x:Name="self"
             d:DesignHeight="300" d:DesignWidth="300">
    <TreeView ItemsSource="{Binding TreeNodes, ElementName=self}">
        <TreeView.Resources>
            <Style TargetType="{x:Type TreeViewItem}">
                <Setter Property="IsExpanded" Value="True">
                </Setter>
            </Style>
            <HierarchicalDataTemplate DataType="{x:Type extendedControls:ObjectTreeNode}" ItemsSource="{Binding Path=Children}">
                <TreeViewItem>
                    <TreeViewItem.Header>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="{Binding Path=Name}"/>
                            <TextBlock Text=" : "/>
                            <TextBlock Text="{Binding Path=Value}"/>
                        </StackPanel>
                    </TreeViewItem.Header>
                </TreeViewItem>
            </HierarchicalDataTemplate>
        </TreeView.Resources>
    </TreeView>
</UserControl>