Avalonia/samples/ControlCatalog/Pages/ScrollViewerPage.xaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             x:Class="ControlCatalog.Pages.ScrollViewerPage">
  <StackPanel Orientation="Vertical" Spacing="4">
    <TextBlock Classes="h2">Allows for horizontal and vertical content scrolling.</TextBlock>

    <Grid ColumnDefinitions="Auto, *">
      <StackPanel Orientation="Vertical" Spacing="4">
        <ToggleSwitch IsChecked="{Binding AllowAutoHide}" Content="Allow auto hide" />

        <StackPanel Orientation="Vertical" Spacing="4">
          <TextBlock Text="Horizontal Scroll" />
          <ComboBox Items="{Binding AvailableVisibility}" SelectedItem="{Binding HorizontalScrollVisibility}" />
        </StackPanel>

        <StackPanel Orientation="Vertical" Spacing="4">
          <TextBlock Text="Vertical Scroll" />
          <ComboBox Items="{Binding AvailableVisibility}" SelectedItem="{Binding VerticalScrollVisibility}" />
        </StackPanel>
      </StackPanel>

      <ScrollViewer x:Name="ScrollViewer"
                    Grid.Column="1"
                    Width="400" Height="400"
                    AllowAutoHide="{Binding AllowAutoHide}"
                    HorizontalScrollBarVisibility="{Binding HorizontalScrollVisibility}"
                    VerticalScrollBarVisibility="{Binding VerticalScrollVisibility}">
        <Image Width="800" Height="800" Stretch="UniformToFill"
               Source="/Assets/delicate-arch-896885_640.jpg" />
      </ScrollViewer>
    </Grid>

  </StackPanel>
</UserControl>