How to: Validate properties of nested controls in Silverlight

In Silverlight a UI designer can have nested controls inside a simple control to improve the experience. For example in the below XAML, I have put an image and some text along with it inside a button control (highlighted).         <Button Height=”23″ HorizontalAlignment=”Left” Margin=”78,22,0,0″ Name=”button3″ VerticalAlignment=”Top” Width=”139″>             <Button.Content>                 <StackPanel Orientation=”Horizontal” Width=”124″>                     <Image…

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