Avalonia/samples/IntegrationTestApp/MainWindow.axaml

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
        x:Class="IntegrationTestApp.MainWindow"
        Title="IntegrationTestApp">
  <NativeMenu.Menu>
    <NativeMenu>
      <NativeMenuItem Header="File">
        <NativeMenu>
          <NativeMenuItem Header="Open..."/>
        </NativeMenu>
      </NativeMenuItem>
      <NativeMenuItem Header="View">
        <NativeMenu/>
      </NativeMenuItem>  
    </NativeMenu>
  </NativeMenu.Menu>
  <DockPanel>
    <NativeMenuBar DockPanel.Dock="Top"/>
    
    <TabControl TabStripPlacement="Left" Name="MainTabs">
      <TabItem Header="Automation">
        <StackPanel>
          <TextBlock Name="TextBlockWithName">TextBlockWithName</TextBlock>
          <TextBlock Name="NotTheAutomationId" AutomationProperties.AutomationId="TextBlockWithNameAndAutomationId">
            TextBlockWithNameAndAutomationId
          </TextBlock>
          <TextBlock Name="TextBlockAsLabel">Label for TextBox</TextBlock>
          <TextBox Name="LabeledByTextBox" AutomationProperties.LabeledBy="{Binding #TextBlockAsLabel}">
            Foo
          </TextBox>
        </StackPanel>
      </TabItem>
      
      <TabItem Header="Button">
        <StackPanel>
          <Button Name="DisabledButton" IsEnabled="False">
            Disabled Button
          </Button>
          <Button Name="BasicButton">
            Basic Button
          </Button>
          <Button Name="ButtonWithTextBlock">
            <TextBlock>Button with TextBlock</TextBlock>
          </Button>
          <Button Name="ButtonWithAcceleratorKey" HotKey="Ctrl+B">Button with Accelerator Key</Button>
        </StackPanel>
      </TabItem>

      <TabItem Header="CheckBox">
        <StackPanel>
          <CheckBox Name="UncheckedCheckBox">Unchecked</CheckBox>
          <CheckBox Name="CheckedCheckBox" IsChecked="True">Checked</CheckBox>
          <CheckBox Name="ThreeStateCheckBox" IsThreeState="True" IsChecked="{x:Null}">ThreeState</CheckBox>
        </StackPanel>
      </TabItem>

      <TabItem Header="ComboBox">
        <StackPanel>
          <ComboBox Name="BasicComboBox">
            <ComboBoxItem>Item 0</ComboBoxItem>
            <ComboBoxItem>Item 1</ComboBoxItem>
          </ComboBox>
          <Button Name="ComboBoxSelectionClear">Clear Selection</Button>
          <Button Name="ComboBoxSelectFirst">Select First</Button>
        </StackPanel>
      </TabItem>

      <TabItem Header="ListBox">
        <DockPanel>
          <StackPanel DockPanel.Dock="Bottom">
            <Button Name="ListBoxSelectionClear">Clear Selection</Button>
          </StackPanel>
          <ListBox Name="BasicListBox" Items="{Binding ListBoxItems}" SelectionMode="Multiple"/>
        </DockPanel>
      </TabItem>
      
      <TabItem Header="Menu">
        <DockPanel>
          <Menu DockPanel.Dock="Top">
            <MenuItem Name="RootMenuItem" Header="_Root">
              <MenuItem Name="Child1MenuItem" Header="_Child 1" InputGesture="Ctrl+O" Click="MenuClicked"/>
              <MenuItem Name="Child2MenuItem" Header="C_hild 2">
                <MenuItem Name="GrandchildMenuItem" Header="_Grandchild" Click="MenuClicked"/>
              </MenuItem>
            </MenuItem>
          </Menu>
          <StackPanel>
            <TextBlock Name="ClickedMenuItem">None</TextBlock>
            <Button Name="MenuClickedMenuItemReset">Reset</Button>
            <TextBox Name="MenuFocusTest"/>
          </StackPanel>
        </DockPanel>
      </TabItem>
    </TabControl>
  </DockPanel>
</Window>