<Window x:Class="WpfTutorialSamples.Panels.StackPanel"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="StackPanel" Height="160" Width="300">
<StackPanel>
<Button>Button 1</Button>
<Button>Button 2</Button>
<Button>Button 3</Button>
<Button>Button 4</Button>
<Button>Button 5</Button>
<Button>Button 6</Button>
</StackPanel>
</Window>