MainWindow.xaml

<Window xmlns:dxwui="http://schemas.devexpress.com/winfx/2008/xaml/windowsui"  x:Class="Hamburger.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:ViewModel="clr-namespace:Hamburger.ViewModel"
        xmlns:dxmvvm="http://schemas.devexpress.com/winfx/2008/xaml/mvvm"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:Hamburger"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525"
        xmlns:templateSelector="clr-namespace:Hamburger.TemplateSelectors">
    <Window.DataContext>
        <ViewModel:MainViewModel/>
    </Window.DataContext>
    <Window.Resources>
        <DataTemplate x:Key="HamburgerMenuItemTemplate" DataType="{x:Type ViewModel:HamburgerMenuItemViewModel}">
            <dxwui:HamburgerMenuNavigationButton Content="{Binding Caption}" NavigationTargetTypeName="{Binding PageName}" />
        </DataTemplate>
        <DataTemplate x:Key="HamburgerSubMenuItemTemplate" DataType="{x:Type ViewModel:HamburgerSubMenuItemViewModel}">
            <dxwui:HamburgerSubMenuNavigationButton Content="{Binding Caption}" NavigationTargetTypeName="{Binding PageName}"/>
        </DataTemplate>
    </Window.Resources>
    <dxwui:HamburgerMenu IsMenuVisible="{Binding IsMenuVisible}" ItemsSource="{Binding Items}" AllowBuiltInNavigation="True"
                         SelectedItem="{Binding SelectedItem, Mode=TwoWay}">
        <dxwui:HamburgerMenu.ItemTemplateSelector>
            <templateSelector:HamburgerMenuItemTemplateSelector ItemTemplate="{StaticResource HamburgerMenuItemTemplate}">
                <templateSelector:HamburgerMenuItemTemplateSelector.SubItemTemplate>
                    <DataTemplate>
                        <dxwui:HamburgerSubMenu Content="{Binding Caption}" ItemsSource="{Binding SubItems}" MoreButtonVisibilityMode="Hidden" ItemTemplate="{StaticResource HamburgerSubMenuItemTemplate}" />
                    </DataTemplate>
                </templateSelector:HamburgerMenuItemTemplateSelector.SubItemTemplate>
            </templateSelector:HamburgerMenuItemTemplateSelector>
        </dxwui:HamburgerMenu.ItemTemplateSelector>
        <!--<dxwui:HamburgerSubMenu ItemsSource="{Binding SubItems}" ItemTemplate="{StaticResource HamburgerSubMenuItemTemplate}"/>-->
    </dxwui:HamburgerMenu>

</Window>