<TabControl Grid.Column="4" ItemsSource="{Binding Path=TabsToDisplay}" SelectedItem="{Binding Path=SelectedTab}">
<TabControl.ContextMenu>
    <ContextMenu>
        <MenuItem Header="Create" Command="{Binding Path=CreateNewTabCommand}"/>
    </ContextMenu>
</TabControl.ContextMenu>
<TabControl.ItemTemplate>
    <DataTemplate>
        <TextBlock>
            <TextBlock Text="{Binding Name}"/>
            <TextBlock.ContextMenu>
                <ContextMenu>
                    <MenuItem Header="Create Tab" Command="{Binding Path=CreateNewTabCommand, RelativeSource={RelativeSource AncestorType={x:Type Window}}}"/>
                    <MenuItem Header="Delete Tab" Command="{Binding RelativeSource={RelativeSource AncestorType={x:Type Window}}, Path=DataContext.DeleteTabCommand}" CommandParameter="{Binding RelativeSource={RelativeSource Self}, Path=Parent}"/>
                </ContextMenu>
            </TextBlock.ContextMenu>
        </TextBlock>
    </DataTemplate>
</TabControl.ItemTemplate>
<TabControl.ContentTemplate>
    <HierarchicalDataTemplate>
        ...
    </HierarchicalDataTemplate>
</TabControl.ContentTemplate>