RadioButton group
<UserControl x:Class='SilverlightApplication3.MainPage' xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' xmlns:d='http://schemas.microsoft.com/expression/blend/2008' xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' mc:Ignorable='d' d:DesignWidth='640' d:DesignHeight='480'> <Canvas Grid.Row="1" Grid.Column="1"> <TextBlock Text="Toggle Buttons" Canvas.Left="100"></TextBlock> <CheckBox x:Name="checkBox" Canvas.Left="25" Canvas.Top="20" IsChecked="True" Content="Checked"/> <CheckBox x:Name="checkBox2" Canvas.Left="25" Canvas.Top="40" IsChecked="False" Content="Unchecked"/> <CheckBox x:Name="checkBox3" Canvas.Left="25" Canvas.Top="60" IsChecked="" IsThreeState="True" Content="Indeterminate"/> <Canvas Canvas.Left="110"> <RadioButton x:Name="radioButton1" GroupName="group1" Canvas.Left="40" Canvas.Top="20" Content="Red"/> <RadioButton x:Name="radioButton2" GroupName="group1" Canvas.Left="40" Canvas.Top="40" Content="Green"/> <RadioButton x:Name="radioButton3" GroupName="group1" Canvas.Left="40" Canvas.Top="60" Content="Blue"/> <RadioButton x:Name="radioButton4" GroupName="group1" Canvas.Left="40" Canvas.Top="80" Content="Cyan"/> </Canvas> </Canvas> </UserControl>