<Window x:Class="Main"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="WPF" Height="200" Width="250">
<TabControl>
<TabItem Header="Visible ScrollBars">
<ScrollViewer HorizontalScrollBarVisibility="Visible"
VerticalScrollBarVisibility="Visible" >
<StackPanel>
<StackPanel Orientation="Horizontal">
<Button Content="Button 1" Margin="2" />
<Button Content="Button 2" Margin="2" />
<Button Content="Button 3" Margin="2" />
<Button Content="Button 4" Margin="2" />
<Button Content="Button 5" Margin="2" />
</StackPanel>
<StackPanel HorizontalAlignment="Left">
<Button Content="Button A" Margin="2" />
<Button Content="Button B" Margin="2" />
<Button Content="Button C" Margin="2" />
<Button Content="Button D" Margin="2" />
<Button Content="Button E" Margin="2" />
</StackPanel>
</StackPanel>
</ScrollViewer>
</TabItem>
</TabControl>
</Window>
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