<Window x:Class="WpfMenuContextClone.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="350" Width="525">
    
    <Grid>
        
        <Grid.Resources>

            <ContextMenu x:Key="MyContextMenu">
                <MenuItem Header="Expand"/>
                <MenuItem Header="Collapse"/>
                <MenuItem Header="Refresh"/>
            </ContextMenu>

        </Grid.Resources>
        
        <Grid.RowDefinitions>
            <RowDefinition Height="*"/>
            <RowDefinition Height="Auto"/>
        </Grid.RowDefinitions>

        <TreeView>

            <TreeView.Resources>

                <Style TargetType="TreeViewItem">
                    <Setter Property="ContextMenu" Value="{StaticResource ResourceKey=MyContextMenu}" />
                </Style>

            </TreeView.Resources>

            <TreeViewItem Header="Elemento 1.0.0">
                <TreeViewItem Header="Elemento 1.1.0"/>
                <TreeViewItem Header="Elemento 1.2.0"/>
                <TreeViewItem Header="Elemento 1.3.0">
                    <TreeViewItem Header="Elemento 1.3.1"/>
                    <TreeViewItem Header="Elemento 1.3.2"/>
                </TreeViewItem>
                <TreeViewItem Header="Elemento 1.4.0"/>
            </TreeViewItem>
            <TreeViewItem Header="Elemento 2.0.0"/>
            <TreeViewItem Header="Elemento 3.0.0">
                <TreeViewItem Header="Elemento 3.1.0"/>
                <TreeViewItem Header="Elemento 3.2.0"/>
                <TreeViewItem Header="Elemento 3.3.0"/>
                <TreeViewItem Header="Elemento 3.4.0"/>
                <TreeViewItem Header="Elemento 3.5.0"/>
                <TreeViewItem Header="Elemento 3.6.0"/>
            </TreeViewItem>
            <TextBlock Text="Elemento 4.0.0"/>

        </TreeView>
            
        <StatusBar Grid.Row="1">
            <StatusBar.ItemsSource>
                <CompositeCollection>
                    <CollectionContainer Collection="{Binding Path=Items, Source={StaticResource ResourceKey=MyContextMenu}}"/>
                </CompositeCollection>
            </StatusBar.ItemsSource>
            <StatusBar.ItemTemplate>
                <DataTemplate>
                    <Button Content="{Binding Path=Header}"/>
                </DataTemplate>
            </StatusBar.ItemTemplate>
        </StatusBar>
        
    </Grid>
    
</Window>