<Window x:Class="WpfApplication1.ShapesWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="ShapesWindow" Height="160" Width="400">
<Window.Resources>
<Style TargetType="{x:Type Rectangle}">
<!-- Gives all the rectangles in this panel a white stroke. -->
<Setter Property="Stroke" Value="White"/>
<Setter Property="StrokeThickness" Value="1"/>
</Style>
</Window.Resources>
<Canvas>
<Rectangle Width="50" Height="50">
<Rectangle.Fill>
<SolidColorBrush Color="Blue" />
</Rectangle.Fill>
</Rectangle>
</Canvas>
</Window>
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