<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
WindowTitle="Canvas Sample">
<StackPanel>
<TabControl MinHeight="500" MinWidth="400">
<TabItem Header="Canvas" IsSelected="True">
<Canvas Height="400" Width="400">
<Canvas Height="100" Width="100" Top="0" Left="0">
<Rectangle Width="100" Height="100" Fill="red"/>
</Canvas>
<Canvas Height="100" Width="100" Top="100" Left="100">
<Rectangle Width="100" Height="100" Fill="green"/>
</Canvas>
<Canvas Height="100" Width="100" Top="50" Left="50">
<Rectangle Width="100" Height="100" Fill="blue"/>
</Canvas>
</Canvas>
</TabItem>
</TabControl>
</StackPanel>
</Page>
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